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Teletype 28 Technical Manual

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Summary of Contents for Teletype 28

  • Page 5 RECORD CHANGES TITLE OR BRIEF CHANGE ENTERED DATE DESCRIPTION -·--...

  • Page 7: Typing And Non-Typing Perforators

    NAVELEX 0967-LP- 625-5010 TABLE OF CONTE NTS Chapter Title P age GENERAl, INFORMATION AND S AFETY PRECA UTIONS 1-1. SAFETY PRECAUTIONS • • • • • • • • • • • • • • • • • • • •...
  • Page 10 NAVELEX 0967-LP-625-5010 T ABLE OF CON�ENTS - Continued T i tle chapt er Page OPERATION 2-1. INTRODUCTION • • • • • • • • • • • • • • • • • • • • • • • •...
  • Page 11 NAVELEX 0967-LP-625-501 0 TABLE OF CON�ENTS - Continued Chapter T itle Page Type Wheel 3-13 • • • • • • • • • • • • • • • • • • • • • • • Printing Mechanisrn 3-13 •...
  • Page 12 NAVELEX 0967-LP-625-5010 TABLE OF CON TE NTS - Cont inued Ch apter Title P age Main Bail Assembly 3-18 • • • • • • • • • • • • • • • • • • • • • Punch Slides J-18 •...
  • Page 13 NAVELEX 0967-LP-625-501 0 T ABLE OF CONTEN�S - Contin u ed "' Chapter T itle Page 3-7. 1 RECEPTION AND ��ANSLATION 3-21 • • • • • • • • • • • • • • • • • • Selecting C a m-Clutch and Tri p Assembly...
  • Page 14 NAVELEX 09 67-LP-625 -50 10 TABLE O F CONTENTS - Continued Page Title Chapter FEEDING FULLY PE RFORATED AND CHADLESS 3-8.5 UNI TS 3-4 4 • • • • • • • • 3-9. DETAILED FU NCTIONAL DESCRIPTION, VARIABLE FEA TURE S 3-4 6 •...
  • Page 15 NAVELEX 096 7-LP-625-5010 TABLE OF CONTENTS - Cont inued Chapter Title Paqe 3-9.7 BACKSPAC E AN ISMS 3-52 . • • • • • • • • • • . • • • • • • • • • • •...
  • Page 16 NAVELEX 0967-LP -625-5010 TABLE OF CONTENTS - C ontinued C ha pter Tit le Page 3-12.2 TYPING UNIT 3-69 • • • • • • • • • • • • • • • • • • • • • •...
  • Page 17 NAV ELEX 0967-LP-625 -5010 TABLE OF CON'IENTS - Cont inued Title P age Chapter LETTERS-FIGURES Shift 3 -90 • • • • • • • • • • • • • • • • Vertical P ositioning 3-90 • • •...
  • Page 18 NAVELEX 09 67-LP -625-5010 T ABLE OF CONTENTS - Continued C h apter Title Page 3-12.2 VERTICAL TABULATION A N D FORM-OUT •.••.••••..• 3-127 Gears a nd Index Disks ••• ••••••• •••••••• 3-127 Automatic carriage Retur n/Line-Feed .••. 3-127 Local Backspace .•• oo•o•• ••• o. o o o ••••••• 3-129 U nshift-on-Space ••••...
  • Page 20 • • • • • • • Lamp, F use, and S em iconductor Indexes 5-20 • • ES A G eneral Troubleshooting Instructi ons 5-28 • • • • • • • • • • • • • •...
  • Page 21 NAVEL EX 096 7-LP-6 25-5010 TABLE OF CONTENTS - Contin ued Title Page Chapter S ECTIO N I. ADJUSTMENTS, BASIC UNITS 6-3. TYPING UNIT ADJUSTMEN'I'S • • • • • • • • • • • • • • • •...
  • Page 22 NAVELEX 0967-LP-625-5010 TABL E OF CON�ENTS - Cont inued P age C hapter Title M ain Shaft and Trip shaft Mechanism s Adjustment s 6-30 Clutch Latchlever Spring (Except Selector) 6-30 • • • • • • • • • •...
  • Page 24 NAVELEX 0967-LP-625-50 10 TABLE O F CON'IENTS - Continued Page Chapter Title F unction Lever Spring 6-86 • • • • • • • • • • • • Function Pawl Spring 6-90 • • • • • • • •...
  • Page 25 6-127 • • • • • • • • • • • • Paper Finger Locking Arm Spring (28} (Sprocket Feed M ec hanism with R etractable Pins) 6-127 • • • • • • • • • • •...
  • Page 26 N AVELEX 0967 -LP -625 -50 10 TABLE OF CONTENTS - Continued Page Title Chapter Selector Base (Magnets Energized) 6-131 • • • • • • 6-4. PERFORATOR TRAN SMITTER BASE UNIT ADJUSTMENTS 6-131 • • • • • • •...
  • Page 27 NAVELEX 0967-LP-625-5010 TABLE OF CONTENTS - Continue d P a ge Chapter Titl e Sign al C ontact Clearance - P olar (1 3 ) ( 11R " Combination) 6-151 "Y" • • • • • • • • • Transfer Lever Spring 6-154 (14)
  • Page 28 NAVELEX 096 7-LP-62 5-5010 TABLE OF CONTENTS - Continued Ch apter Title Page 6-5. TYPING A ND N ON-TYPING PERFORA T OR UNIT ADJUS TMENTS 6 -17 6 • • • • • • • • • • • • •...
  • Page 29 0967-LP-625-5010 NAVELEX TABLE OF CON1ENTS - Continued Chapter Title Page 6-201 Perforator Position (Final) • • • • • • • Punch Mechanism Adjustments (For Typing 6-201 Perforator Only) • • • • • • • • • • • •...
  • Page 31 N AVELEX 0967-LP-625-5010 TABLE OF CON�ENT S Continued C hapter Title Page (3 ) Type wheel Positio ni ng and Print 6-255 Hammer (Final) • • • • • • • • • • • • • • • • •...
  • Page 32 • • • • • • Function Clutch Trip Lever 6-284 • • • • • • • • Reset Arm 6-28 6 • • • • • • • • • • • • • • • • •...
  • Page 33 NAVELEX 0967-LP-625-5010 TABLE OF CONTENTS - Continued Page Chapter Title Punch Mechani sm (For Chadless T ape) Adjustments 6-304 • • • • • • • • • • • • • • • • • • • • • •...
  • Page 34 • • • • • • • • • • • • • • • (28 ) Type Wheel Rac k Clearance 6-351 • • • • • • • • • (29 ) Corrector Drive Link Extension Spring (Yielding) 6-351 •...
  • Page 35 NAVELEX 0967-LP-6 2 5-5010 TABLE OF CONTENTS - Continued Ch apter Title P age Typing Mechanism Adjustments ( For Fully Perforated �ape ) ••••••••••••••••••••••• 6-364 ( 1 ) Ribbon Carrier •••••••••••••••••••• 6-364 Wheel ( Preliminary ) •••••••••• 6-367 Type ( 3 ) ( Final ) ••••••••••••••••...
  • Page 36 0967-LP-625-5010 NAVELEX TABLE OF CON�ENTS - Co ntinued Page Title Chapter 6-8. 6-378 TRANSMITTER DIS�RIBUTOF • • • • • • • • • • • • • • • • • • 6-380 Clutch Mecha nism Adjustments • • •...
  • Page 37 NAVELEX 0967-LP-625-5010 TABLE OF CON'IENTS - Continued Chapter Title Page Star t-Stop Switch Bracket ( For Units Equipped with Tape Lid Sensing TJever) 6 -404 • • • • • • • • • • • • • • • •...
  • Page 38 0967-LP-625-5010 NAVELEX T ABLE OF CON'IENTS - Continued Chapter Title Pa ge 6-430 Governor Contact • • • • • • • • • • • • • • • • ( 3 ) 6-430 Governor Contact Backst op • •...
  • Page 39 NAVELEX 0967-LP -625-5 010 TABLE OF CONTE NTS - Continued C hapter Title Page 6-11. E LECTRICAL SE R V ICE UNIT ADJUSTME NTS 6-447 • • • • • • • • E lectrical Mo tor Control Mechanism Equipped) Adjustments 6-447 •...
  • Page 40 NAVELEX 0967-LP-625-5010 TABLE OF CONTENTS - Cont inued Title Page Ch apter (16) Tabulator Pawl (Prelimina ry) 6-467 • • • • • • Blocking Lever Retur n Spring 6-469 (17) • • • • • (18) Tabulator Pawl-Vertical (Final ) 6-469 •...
  • Page 41 NAVELEX 09 67-LP-625-50 1 0 TABLE OF CONTENTS - Continued Title Chapter P age Print Suppression Mechanism Adjustments 6-488 • • • • • • • • • • • • • • • • • • • • • •...
  • Page 42 NAVELEX 0967-LP-6 2 5-5010 TABLE OF CON'I'ENTS - Continued Title Chapter Page (16 ) "Line-Feed Clutch Trip Lever Spring 6-506 • • • • • • • • • • • • • • • • • • • • •...
  • Page 43 NAVELEX 0967-LP-625 -5010 TABLE OF CONTENTS - Continu e d P age Ch apter T itle Print Suppres sion and Off-Line Stunt Shift control Mechanism Adjustments 6-519 • • • Print Sufpression C ode Position 6-519 • • • • •...
  • Page 44 NAVELEX 0967-LP-625-50 1 0 TABLE OF CONTENTS - Continued Chapter T itle Page 6- 1 3. PERFOP�TOR TRANSMI�TER BASE UNIT ADJU S'IMENTS 6-53 2 • • • • • • • • • • • • • • • • •...
  • Page 45 0967-LP-625-5010 �NAVELEX TABLE Continued OF CON'IEN'I'S Chapter Title Page 6-544 Contact Pawl Spring • • • • • • • • • • • • • • Time Delay Mechanism Position 6-546 • • • • • Eccentric Fo llower Pawl Spring 6-548 •...
  • Page 46 N AVELEX 0967-LP-625-5010 TABLE OF CONTENTS - Continued Chapter Title Page Latch Operating Lever Adjusting (11) Spring 6-566 • • • • • • • • • • • • • • • • • • • • • • •...
  • Page 47 NAVELEX 0967-LP- 6 25 -5 010 TABL E O F CON'IENTS - Continue d Ch apter Title Page Unshift-on-Space Mechanism Adjustment 6-581 • Unshift-on-Space Function Blade 6-581 • • • Unshift -on-Space Function Blade Spring 6 -583 • • • •...
  • Page 48 (25) (26 ) Reset Bail Trip Lever ••• o•••o••··-6-613 (27 ) Tape Length Adjusting P late •••••• o6-616 ( Horizont al (28) Blocking Link Clea rance ) •o••••o·················6-616 Blocking Link Torsion Spring •••• o.6-616 (29) Reset Bail Latch •••••••••••••••••• 6-616...
  • Page 49 0967-LP-625-50 1 0 NAVELEX TABLE OF CON�ENTS - Continued T i tle Page Ch apter End of Feed-out T iming contacts for Nonint erfering LTRS and BLANK T ape Feed- 6-620 Out Mechanis m Adjustments • • • • • •...
  • Page 50 NAVELEX 0967-LP-6 2 5-5010 TABLE OF CON�ENTS - Continued Title Page Ch apter { 9 ) Sensing Arm Spring 6-636 • • • • • • • • • • • • • ( 10 ) Spli t Bail Eccentric 6-636 •...
  • Page 51 NAVE LEX 0967-LP-625-5010 TABLE OF CON'IENTS - Continue d 'Title Chapter Page Transmitter Stop Mechanism Adjustments 6 -653 • • • ( 1 ) Start-Stop Gap ( For Tabulator Cont rol ) 6-653 • • • • • • • •...
  • Page 52 NAVELEX 096 7 -LP-625-5010 TABLE OF CONTENTS - Continued C hapt er Title Page ( 5 ) Left Margin 6 -672 • • • • • • • • • • • • • • • • • • • •...
  • Page 54 NAVELEX 0967-LP-625-5010 TABLE OF CONTENTS - Continu ed Title Page Chapter Operating Lever Extensi on Link Spring 6 -710 • • • • • • • • • • • • • • • • • • • • • •...
  • Page 55 NAVELEX 0967-LP-625-5010 TABLE OF CONTENTS - Continued Chapter Title P age Ma nual and Power Drive Backspace Mechanism Adjustme n t (F or Fully Perforated 'I ape) 6-7 27 • • • • • • • • • • • •...

  • Page 56: Removal

    NAVEL EX 0967-LP-625-50 1 0 TABLE Continued OF CONTEN'rS Page C hapt er { 7 ) Armature Lat ch Spring ••••••••• 6· - 742 � Armature Bail Spring 6-745 ( 8 ) • • • • • • • • •...
  • Page 58 NAVELEX 0967-LP-625-5010 TABLE OF CON�ENTS - Continued Chapter Title Page Main Shaft Removal and Replacement 6-760 • • • • Removal 6-760 • • • • • • • • • • • • • • • • • • •...
  • Page 59 NAVELEX 0967-LP -625-501 0 TABLE OF CONTENTS - Cont inued Title Chapter Page Range Finder Assembly Removal and Replacement 6-764 • • . • • ..• ..• . •...

  • Page 60: 2) Replacement

    NAVELEX 0967-LP-625-5010 TABLE OF CONTENTS - Continued chapter Tit le Page Code Bar Extension Basket Removal and Replacement 6-767 • • • Removal 6-767 • • • • • • • • • • • • • • • • •...

  • Page 61: Table Of Contents

    NAVEI,EX 0967-LP-625-5010 TABLE OF CONTENTS - Continued Title Page Chapter 6- 2 7� TYPING AND NON-·TYPING PERFORATORS ••••••••••• 6-771 a� Punch and Magnet Asse mblies and Backspace Mechanism Removal and Replacement ..6-771 Removal •••a••••••••••••••••·6-771 • • • � Replacement.o.�oe•••e••••••••••••·6-771 Ribbon-Fe ed Mechanism (Typing Perforator Only) Removal and Replacement ••••••••••...
  • Page 62 • • • • • • • • • • • • • • • • • • • 6-28. 6-776 REPERFORATOR AUXILIARY TYPING • • • • • • • • • • • • • • Se lector Mechanism Removal and...

  • Page 63: 1) Removal

    NAVELEX 0967-LP-625-50 10 TABLE OF CONTENTS - Continued Chapter Title Page Functi on Box Mechanism R emoval and Replacement 6 -778 • • • • Removal 6-779 • • • • • • • • • • • • • •...
  • Page 64 NAVELEX 0967·-T,P-.,625···50 10 'TABI,E OF CON'I'EN'l'S -· Page Hear lu::>sembly Removal <:: . Replacement " .. 6-·7 8 3 • • · • · � · · · � · ("I ) Removal. 6-7 8 3 • acement •oc oa6-783 •...

  • Page 65: Removal Replacement

    NAVELEX 0967-LP-625-5010 TABLE OF CONTE NTS - C ontinue d Title Page Chapter 6- 7 8 9 6-31. CABINET • • • • • • • • • .a� IQ:I "' • • • • • • Front Panel Removal a n d Replacement., 6-789 •...
  • Page 66 NAVELEX 0967-LP-625-5010 TABLE OF CONT ENT S - Continued Chapter T itle Page 8 -2. ASR S ET COMPONENT S • • • • • • • • • • • • • • • • • • • • •...
  • Page 68 -,.,\ NAVELEX 0967-LP-625-5010 LIST ILLUSTRATIONS Figure Title Page Automatic send-Receive (ASR) Model , .. . ,. Teletypewriter Set ••••••••••••••••• ., ....1-0 Ty-pical Automatic Send-Receive {ASR) 1,-2. 'rel et�ypewr iter Set ....... 1-3. Typical Automatic Send-Receive {ASR) Set Model Interior View •••••••••••••••••••••••...
  • Page 69 NAVEI"EX 096 7-I,P·-6 25-5010 T,IST OF IIsJ_,US'I' R A'IIONS Cont: Figure T i t l e Page 1-23 T ypi ng Perforator, Front View. 1-· · 28 <tJ <il @" '"' !l:l � � • • � 1-21�. typ i ng Perforator, Front ,..._, ,_.
  • Page 70 • • • • • • • • • • • • • 2-1. Ke yboard Model 28 Con trols and Indicators • • • • Cabinet Model 28 Controls and Indicators 2-2. • • • • • • 2-3.
  • Page 71 Title Page 3-13. S elect in g Mechanism and Transfer Mechanism, Fight Front View 3-2 6 • • 3-14. Transfer Mech anism 3-28 • • 3-15. Function Cam-Clutch and Clutch Trip Ass embly 3-29 • • • • • •...
  • Page 72 • • • • • • • • • • • • • • 3-42. Typing Uni t Model 28 (Friction Feed), Front View 3-71 • • 3-43. Typing Unit Model (Sprocket Feed)r Left Front View 3-72 • • •...
  • Page 73 • • • • • • • • • • • • • • • • 3-81. ASR Mode l 28 Base, B ottom View 3-132 • • • • • • • • • • • • • •...
  • Page 74 NAVELEX 0967-LP-625 -5010 L IST OF I LLUSTRATIONS - Continued Title Page Figure 3 -83. Selector Magnet Driver (SMD) TP323810 3-135 • • • • • • • • • • • • 3-84. Low-Level Ke yer TP30 3142 3-137 •...
  • Page 75 • • • • • • • • • • • • • • • • Keyb oard Clutch M echanism 4-23 4-28. • • • • • • • • • • • • • • • • •...
  • Page 76 • • • • • • • • • • 4-39. Charact er Counter and Electrical Line Break Mecha nism s , Re ar View 4-28 • • • • • • • • • • • • • •...
  • Page 77 NAVELEX 0967-LP-625-5010 LIST OF II,LUSTRATIONS - Continued Figure Title Page 4-37 4-59. Answer-Back Keyboard Lock Bail Mechanism • • • • • • • • • • 4-60. 4-44 Printing Area, Front View • • • • • • • •...
  • Page 78 NAVELEX 0967-LP-625-5010 LIS T OF ILLUSTRATIONS - Continued Title Page Figure Function Rocke r Shaft Mechanism, Rear View 4-60 4-84. • • • • • • • • Spacing Area, Front View 4-6 1 4-85. • • • • • •...
  • Page 79 NAVELEX 0967-LP-625-5010 LIST OF ILLUSTRATIONS - Continued Figure Tit l e Page 4-110. Line-Feed Mechanism, Righ t Side View 4-7 4 • • • • • • • • • • • • • • 4-111. Paper Guide Area, Rear View 4-75 •...
  • Page 80 NAVELEX 0 967-LP-6 25 -5010 LIST OF ILLUSTRATIONS - Continued T itle Figure Page 4-13 4 . Drive Mechani sm, Lef t Side View 4-86 • • • • • • • • • • • • • • • •...
  • Page 81 NAVELEX 0967-LP-62 5-5010 LIS T OF ILL USTRATIONS - Continued Title Page Figure LETTERS-FIGURE S Code Shift Magne t Mechanism, 4-157. Left Side View 4-96 • • • • • • • • • • • • • • • •...
  • Page 82 NAVELEX 0967-LP -6 25-5010 LIST OF ILLUSTRATIONS - Continued Title Page Fi gure 4 -180. Ty ping Perforator ......... 4-108 R ibbon-Feed Mechanism (Late Des ign), Front View 4-109 4-181. • • • 4-182. Pibbon-Feed Mechanism (Late Des ign), Rear View 4-10 9 •...
  • Page 83 0967-LP-625-5010 NAVELEX LIST OF ILLUSTRATIONS - Continued F igure Title Page Single Auxiliary Timing Contacts Mechanism 4-119 4-201. • • • • • • • • 4-202. Tape-out switch Mechanism 4-119 • • • • • • • • • •...
  • Page 84 Main Shaft and Jack Shaft (Two-Shaft Unit) 4-141 • • • • • • • • Main Shaft and Jack Shaft Location on ASR 28 Typing 4-228. Reperforator Unit 4-142 • • • • • • • • • •...
  • Page 85 NAVELEX 0967-LP -625-50 10 LIST ILLUSTRATI ONS - Continued T i tle Figure Page 4-240. Rem ote Control Non-Interfering BLANK Tape Feed-Out Mechanisms, Later Design 4-153 • • • • • • • • • • • • • • •...
  • Page 86 NAVELEX 0967-I .. P-625-50 10 LIST ILLUSTRATIONS - Continued Title Figure Page Clutch Trip Mechanism 4-260. 4-17 2 • • • • • • • • • • • • • • • • • • • • • • •...
  • Page 87 Diagram 5 - 47 • • • • • • • • • • • 5- 4 . Model 28 A SR Typing Unit and St unt Box Wiring Diagram 5-49 • • • • • • • • •...
  • Page 88 NAVELE X 0967-LP- 625-5010 LIST OF ILLUSTRATIONS - Continued Title Page Figure LESU Electrical Service Unit Wiring Diagram 5-83 5-15. • • • • LESU Electrical Service Unit Schematic 5-16. Diagram 5-85 • • • • • LESU Elect rical service Unit Wiring Diagram 5-87 5-17.
  • Page 89 NAVELEX 0967-LP-625-5010 LIST OF ILLUSTRATIONS - Continue d Title Fi gure Page LAAC 259 Cabi net Wiring Diagram (Sheet 1 of 5-121 5-28. • • • • 5-28. LAAC 259 Cabinet Wiring Diagram (Sheet 2 of 5-123 • • •...
  • Page 90 NAVELEX 0967-LP-625-50 10 LIST OF ILLUSTRATIONS - Continued Figure Title Page 5-42. 323811 Electrical S ervice Assembly (Signal) Wirin g Diagram (Sheet 3 ot 5-161 • • • • • • • • • • • • • • • •...
  • Page 91 NAVEL EX 0967-L P-6 2 5- 5 010 LIST OF ILLUSTRATIONS - Continued Title Figure Page 3031 64 Clock Am plifi er, Circuit Board EC 164 5-195 5- 4 9 • • • • • • 321290 Circuit Board Assembly w/Heat Sink 5- 50.
  • Page 92 • • • • • • • • • • • • • • • • • • • • 6-21. Code Bar Shif t Lever Link Bracket 6-28 • • • • • • • • • • • • • •...
  • Page 93 NAVELEX 0967-LP -625-5010 LIST OF IL LUSTRATION S - Continued Tit l e Figure Page 6-36. C lutch Shoe Spring, Right Side Vie w 6-4 6 • • • • • • • • • • • • • • •...
  • Page 94 NAVELEX 0967-LP-625-5010 LIS T OF ILLUSTRATIONS - Continued T itle Page Figure Reversing Slide Deten t Spring and Ad us ting S tud, 6-55. Front View ......6-7 4 ��� Reversing Slide Brackets, Front View •••••••••••• •• 6-75 6-56.
  • Page 95 NAVELEX 0967-LP-625-5010 LIST OF ILLUSTRA�IONS - Continued Title Figure Page Printing Hammer Stop Bracket, Type Pallet Spring, 6-7 7 and Printing Arrn 6-103 • • • • • • • • • • • • • • • • • •...
  • Page 96 NAVELEX 0967 -LP-625-501 0 LIST OF ILLUSTRATIONS - Continued Title F igure Page selector Armature (RFI), Front View with Cover 6-94. Removed 6-12 9 • • • • • • • • • • • • • • • • •...
  • Page 97 NAVELEX 0967-LP-62 5-5 010 LIST OF ILLUSTRATIONS - Continu ed Ti tle Figure Page 6-115. S ignal Contact Clearance Using Test Set 6-152 • • • • • • • • • • • 6-116. Signal Contact Clearance - Polar ("R"...
  • Page 98 NAVELEX 0967 -LP-625-5010 LIST OF ILLUSTRATIONS - Continued Title Figure Page 6-136. Signal Genera tor Frame, Rear View 6-176 • • • • • • • • • • • • • • • • • Function clutch Shoe Lever and Drum End Play 6-177 6-137.
  • Page 99 NAVELEX 0967-LP-625-5010 LIST OF I LLUSTRATIONS - Continued Figu re Title Page 6-158. Feed Pawl Spring 6-19 9 • 6-159. Detent Lever Spring 6-200 • • • • • • • • • • • • • • • • •...

  • Page 100: Front View

    NAVELEX 0967 -LP-625 -50 10 LIST O F ILLU STRATIO NS - Continued Figur e Title Page 6-176. F eed Hole Lateral Alignm ent and Det e nt (Fully Perforated Tape With Indentations o f F e e d W heel B etween F e e d Holes) 6-223...
  • Page 101 NAVELEX 0 967-LP-625-5010 LIST OF I L LUSTRA TIONS - Continued Ti t le Figure Page 6-198. corrector Drive Link E x te nsion Spring and Axial Cor rector (Yielding) 6-249 • • • • • • • • • •...
  • Page 102 NAVELEX 0967-LP-625-5010 LIST OF ILLUSTRATIONS - Continued F igure Title Page Selector Magnet Bracket Marking Locklever, Front 6-217. View 6-273 Marking Locklever Spring, Front View 6-273 6-218. • • • • • • • • • • • • • •...
  • Page 103 NAVEL EX 0967-LP-625-5010 LIST OF ILLUSTRATIONS - Continued Figure Title P a ge 6-240. Punch Mounting Plate (Final), Front View 6-296 � • • • • • • • • • 6-241. Toggle Bail Eccentric (Preliminary), Front View 6-297 • •...
  • Page 104 NAVELEX 0967-LP-625 -5010 LIS T OF ILLUS TRATIONS - Continued Figure Title Page Punch Slide Latch Spring (For Fully Perforated 6-261. Tape), Front View 6- 319 • • • • • • • • • • • • • • •...
  • Page 105 (Non-Yielding), View 6-345 • • • • • • • • • oscillating Bail Drive Link and Pivot, Top View 6-346 6-28 3. • • • 6-284. Axial sector Alignment 6-348 • • • • • • • • •...
  • Page 106 0967-LP - 6 25-5010 NAVELEX LIST IL LUSTRATIONS - Continue d T itle Page Figure Print Hammer (For Fully Perforated Tape), Front 6 -301. View 6-369 • Feed Pawl Spring, Ratch et Wheel Torque Spring and 6-302. Drive Arm 6-37 0 •...
  • Page 107 NAVELEX 0967-LP -62 5-5010 LIST OF ILLUSTRA TIONS - Continued F igure Title Page Tap e Lid Release Plunger Spring and Tape Lid 6-318. Spring, Right Side Vie� 6-393 • • • • • • • • • • • •...
  • Page 108 NAVELEX 0967-LP-6 25-5010 LIST ILLUSTRATIONS - Continued Figure Title Page Intermediate Gear - Tr ansmitter Distributor Gear 6-338. Backlash .......... 6-426 Motor Positioning 6-428 6-339. • • • • • • • • • • • • • • • •...
  • Page 109 NAVELEX 0967-LP-625- 5010 LIST OF ILLUSTRATIONS - Continu ed Ti tle Figure Page outer Contact Spri ng and Inner Contact Spring 6-362. 6-Q54 • • • • • • • • • • • • • • • • • •...
  • Page 110 NAVE LEX 0967-LP -625-5010 LIST OF I L LUSTRATIONS - Continued Page Title Figure Page Feed-Out Gear P lay, Moun ting Bracket, Indexing 6-381. Disk, and Swi tch operating Arm (Transmitter Control), Left Side View 6-477 • • • • •...
  • Page 111 r•r __ ,_ .. _., NAVELEX 0967-LP-625-5010 LIST OF ILLUSTRA'II ONS - Continued Title P a ge Figure P age Feed-out Index Plate Position, Blocking Lever, 6-400. Pointer, switch Contact Pressure, Left Side View 6-500 • • • • • •...
  • Page 112 NAVE LEX 0967-LP-625-5010 LIST OF ILLUSTRATIONS - Continued Figure Title Page 6-419. Form Feed-Out Torsion Spring 6-524 • • • • • • • • • • • • • • • • • • • • • • Ribbon Magnet Hinge Bracket, Armature Spring, 6-420.
  • Page 114 NAVE LEX 0967 -LP-625-5010 LIST OF ILLU STRATIONS - Continued Title Page Figure 6-461. Coding Message Drum 6-56 9 • • • • • • • • • • • • • • • • • • • • • •...
  • Page 115 NAVE L EX 0967-LP-625-5010 LIST OF ILLUSTRATIONS - Continued Title F igure Page (Preliminary and Final) 6-595 • • • • • • • • • • • • • • • • • • • • • • • • • • • 6-482.
  • Page 116 NAVELEX 0967-LP-625 -5010 LIST OF ILLUSTRATIONS - Continued Title Figure Page Blocking Link (Horizontal Clearance) and B locking 6-499. Link Torsion Spri ng, Reperforator 6-618 • • • • • • • • • • • • • • • •...
  • Page 117 0967-LP-6 25-501 0 NAVELEX OF IL LUSTRATIONS - C ontinued LIST F igu re Title Page Contact Sensing Arm and Auxiliary Contact Operating 6-518. Bail Spring, Front View 6-64 1 • • • • • • • • • • •...

  • Page 118: Function Reset Bail Blade

    NAVE LEX 0967-LP-6 25-50 10 O F I L LUS TRATIONS - Continued LIST Figure Title Page Clutch Trip L ever Spring, Rear View 6-668 6-537. • • • • • • • • • • • • • • •...

  • Page 119: Front View

    NAVELEX 0967-LP-625-5010 LIST OF ILLUSTRATIONS - Contin ued Title Page F igure Single-Double 6-696 6-557. Line-Feed Lever, Rear View • • • • • • • • • • 6-558. Line-Feed Stripper Bail Spring, R ig ht Side View 6-697 •...
  • Page 121 NAVELEX 0967-LP-625-5010 LIST OF ILLUSTRATIONS - C o nt i nue d F i gu r e T i tl e Page Drive Link and Latch Extension (For Fully Perforated 6-593. Tape), Re per f orat o r 6-743 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Feed Pawl, Bellcrank, Armatu�e Latch, an d Armature 6-594.
  • Page 122 • • • • • • • • • • • • • • 7-28. Selector Assemblies 3 19204 (parallel) and 319205 (Series), suppression Featur es for Low-Lev el sets (Sheet 1 of 2) 7-350 • • • • •...

  • Page 123: Sprocket Feed

    NAVELEX 0967-LP-625-5010 LIST OF IL LUSTRATIONS - Continued Title Figure Page Sel ector Mounting Parts 319200, R FI SUppression 7-29. Features for Low-Lev el Sets 7-352 • • • • • • • • • • • • • • •...
  • Page 124 NAVE LEX 0967-LP-625 -5010 LIST OF ILLUSTRATIONS - Co ntinued Title Figure Page 7 -50. Modif ic ation Kit 163947 to Provide Improved Manual Pl ate n Line -Feed 7-373 ..Modification Kit 15751 4 to Pro vide Automatic 7-51.
  • Page 125 NAVELEX 0967-LP-62 5 -5010 LIST OF ILLUSTRATIONS - Continu ed Title Page Figure contact Box Assemblies 154165 (with Arc su ppression), 7-71. 154225 (with RF suppression, Neutral Transmission) · and 162892 (with RF suppression, Polar Transmission) 7-393 • • • •...
  • Page 126 NAVE L EX 0967-LP -625 -5010 LIST OF ILLUSTRATIONS - Continued Title Page Figure contact Assembly 326 357, RFI Suppression Features 7-89 . for Low-Le vel Sets ?-412 • • • • • • • • • • • S ignal Gene rator Magnet Assembly , RFI Suppression 7-90.
  • Page 127 NAVELEX 0967-LP-625-50 10 LIST OF ILLUSTRA'IIONS - Continued Figur e Title Page Typing Per f ora tor 7-106. Tra nsf er Mechanism, 7-429 • • • • • • • • • • • • • Selecting Magnet Mechanism Used on High-Level 7-107.
  • Page 128 NAVELEX 0967-LP-625-5010 LIST ILLUSTRATIONS - Conti nued Figu re Title Page 7-12 6. Rotary Positioning Mechanism, Typing Reperforator (Sheet 1 of 7-446 • • • • • • • • • • • • • • • • • • •...
  • Page 129 Modification Kits 162380 (BLANK), 16238 1 (Automatic BLANK), 173443 (LETTE RS) and 176628 �ETTERS), Add Remote control Non-Interfering Tape Fee d-out and BLANK Feed-Out 198 070 to Model 28 Reperforator (Sheet 2 of 2) 7-470 • • • • • • •...
  • Page 130 NAVELEX 0967-LP- 6 25 -50 10 LIST I L LUSTRATIONS - Continued Title Page Figure Modification Kit 178918 to Provide Guard for � .. I ::J I Backspace Mech anism (Fully Perforated Tape Printing Between Feed Holes ) 7-472 • •...
  • Page 131 NAVELEX 0967-LP-625-5010 LIST OF ILLUSTRATIONS - Conti nued Ti tle Figu re P age Modification Kit 178838 to Relocate Power Switch 7-166 . from Auxiliary Base to outside of Cabinet 7-488 • • • • • • • • • Cable compone nts, Typing Reperforator 7-489...
  • Page 132 NAVELEX 0967 -LP-625 -5010 LIST OF ILLUSTRATIONS - Continued Title F igure Page Mounting Components for Contact Box Cable, Low-Level 7-182 . sets 7-508 Start-Stop contact Assembly 333 635, used on Low-Level 7-183 . sets ..........7-508 7-1 84 . Transmitter Distributor Base, Used with LXD Transmitte r Distributor Unit...
  • Page 133 NAVELEX 0967- LP-625-5010 LIST OF ILLUSTRATIONS - Continued Figur e Titl e Page cradle Assembly ?-526 7-201. • • • • • • • • • • • • • • • • • • • 7-202. Receptacle Connectors and outlet Box 7-52 7 •...
  • Page 135 NAVELEX 0967-LP-625-5010 LIST OF ILLUSTRATIONS - Conti nued Fig ur e Ti tle Page Power Supply Assembl y 333605 (Part of 336011, 7-235. See Figure 7-231 ), Used on Low-Level Sets (Sheet 1 of 2) 7-552 • • • • •...
  • Page 136 NAVELEX 0967-LP-625-5010 LIST OF ILLUSTRA TIONS - Continued Title Page Figur e Clock Amplifie r C ircuit Card 303164, Used on 7-251. Low-Leve 1 Sets 7-56 5 • Lin e A ssur ance Circuit card 322080, Used on 7-252. Low-Level Sets ?-566 •...
  • Page 137 NAVELEX 0967-LP-6 25-5010 LIST OF ILLUSTRATIONS - Continued T itle F i gu re Page 7-269. Rectifiers and Cable Assembli es (500mA) 162361 and 310275 7-581 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Rectifie r Assemblies 146901 and 170573 7-582 7-270.
  • Page 138 7-290. Mod ifica tion Kits 179610 and 179611 to Reduce Radio Frequency Noise on ASR (Sheet 2 of 2) 7-595 • • • 7-291. Cable Componen ts, Model 28 ASR 7-596 • • • • • • • • •...
  • Page 139 NAVE LEX 0967-LP-6 25-5010 LIST OF ILLUSTRA'IIONS - Continued Figur e Title Page 7-306. Electrical Service Assemblies 323811r 3 23815r 330526r 330835, 3335 2 2 r 33352 4, and 334190 (Sheet 2 of 2) 7-611 • • • • • •...
  • Page 140 NAVELEX 0967-LP-625-5010 ILLUSTRATIONS - Contin ued LIST Title Figure Page I n stalla tion of Tape Guide TP161804 (Auxiliary 8-10. Reper forator �ith LETTERS�FIGURES Cont act A ssembly) 8-16 • • • • • • • • • • • •...
  • Page 141 NAVELEX 0967-LP -625-5010 LIST OF 'IABLES T al:: l e Title P age 1-1. Reference Data 1-62 • • . • • • • • . • • 1-2. ASR Equipment Matrix High-Level Typewriter Sets 1-73 • • • 1-3. Equipment Matric H igh-Level Tele typewriter S ets 1-75...
  • Page 143 NAVELEX 0967-LP-625-5010 LIST OF TABLES - Continued Title Page Auxiliar y Typing Reperforator Electrical Serv ice Unit (LESU) 3 0 3 • • • • • • • • • • • • • • • • • • • •...

  • Page 146: Asr

    1 - 3 . EQUIPMEN T DESCFIPTION. Low-level ASR sets have RFI The ASR Model 28 set is an suppression fe at ures incorpor­ a t ed. el ectromechanical apparatus one of the RFI su ppression capable of operating as a self­...
  • Page 147 0967-LP-625-5010 NAVELEX PERFORATOR TAPE PUNCH UNIT AC CE SS OR Y CO NT RO L PA NE L CABINET 1-2. Figure Typical Automatic Send-Receive (ASR) Teletypewriter...
  • Page 149 The basic from external sources. A front function of the M odel 28 typing plat e and side p lates provide mounting facilities for the un it, shown in Fig ures 1-4, 1-5,...
  • Page 150 NAVF.LEX 0 967-LP-625-5010 MA NUA L FE ED -D UT KN OB LIN E- FE ED TY PE BO X SP UR GE AR RIG HT SIDE PLATE DASH POT FRONT PLATE MECHANISM CODE BAR PRINTING MECHANISM SPACING MECHANISM DRUM HORIZONTAL SP RIN G DR UM TABULATOR...

  • Page 151: Right Side View

    NAVELEX 09n7-LP-625-5010 MANUAL FEED-OUT RIGHT SIDE KNOB PLATE RIBBON-FEED MECHANISM - � ,/ DAS H PO T PRINTING CYL IND ER SPACING MECHANISM DRUM SPRING DRUM Figure 1-�. �yping Unit Model 28 (Sprocket Feed), Left Front View...
  • Page 152 PAPER STRAIGHTENER LEFT SIDE MANUAL SHAFT PLATE FEED-OUT KNOB SINGLE-OOUBLE RIDBON­ FEED LINE FEED LEVER MECHANISM ,·.,, ,��. t,.. . � < • SPACING MECHANISM CODE MECHANISM DRIVING GEAR Figure 1-6. Typing Unit Model 28, Left Rear View 1- 7...
  • Page 153 NAVELEX 0967-LP-625-5010 Ti.l>E BOX LINE-FEED CLUTCH CLUTCH B EARING SPACING SHAFT HELICAL SPUR GEAR DRIVING GEAR SELECTO R CLUTCH MAIN SHAFT H ELICAL DRIVING G EAR LINE-FEED SELECTOR CLUTCH ASSEMBLY COD E BAR CAM-CLUTCH FUNCTION SPACING CLUTCH ASSEMBLY CLUTCH CLUTCH ASSEMBLY ASSEMBLy ASSEMBLY...
  • Page 154 0967-LP-62 5-5010 NAVELEX spaces to the next printin g area on the main shaft. at the rear of the typing u nit. The main shaft on the paper, or •spaces wi thout rota tes at a constant speed to printing, or on units so equipped , tabulates...
  • Page 158 NAVELEX 0967-LP-625-5010 SPACING DRUM SPACING ·DRUM FEED PAWLS SPACING SPACING CUT-OUT LEVER SPACING C U T-OUT SUPPRESSION (ON SPACING DRUM) TRANSFER BAIL SLIDE SPACING CLUTCH TRIP LEVER FUNCTION � LEVER SPACING C U T-OUT BAIL MAIN ROCKER SHAFT SHAFT SPACING ECCENTRICS ROCKER SHAFT CAM PLATE...
  • Page 159 0967-LP-625-5010 NAVELEX �:;;,�;:� DOUBLE D LEVER LINE-FEED FUNCTION LEVER LINE-FEED FUNCTION BAR OPERATING STRIPPER BLADE LINE-FEED LINE-FEED FUN�TION CLUTCH PAWL STRIPPER TRIP ARM LINE-FEED CLUTCH CAM DISK LINE-FEED TRIP LEVER MAIN SHAFT LINE-FEED CLUTCH TRIP LI NK ON KEYBOARD OR BASE Figure 1-12.
  • Page 160 NAVELEX 0967-LP-625-5010 by friction feed or on s pr ocke ts ad apted to vertical tabulation located on the ends of the and to rapid form feed-out. platen. Stunt Box. stunt box � (10) s hown in Figure 1 -13� is a compact�...
  • Page 161 NAVELEX 0967-LP-625-5010 SWITCH CONNECTOR BLOCK STRIPPER BLADE Figure 1-13. Typical Stunt Box, Top View 1-16...
  • Page 164 STAR T -ALWAYS SPACING MARKING OR SPACING -MARKING OR SPACING MARKING OR SPACING ; 2 I 6 • ll FIGURES LETTERS • • • • • • • . • • • • •• • • • • • • •...
  • Page 165 � ;J::I 1\.) <: t:rl � t:rl ;>< -..1 '1::1 1\.) � Figure 1-17. Keyboard...
  • Page 166 NAVELEX 0967-LP-625-5010 CONTACT BOX SPRING SPACING CONTACT (SHOWN CLOSED) MARKING CONTACT (SHOWN OPEN) CONTACT TOGG CONTACT TRANSFER LEVER Figure 1-18. Transfer Lever, Contact Box Mechanism Signal Gene rator Drive Link 1-21...
  • Page 167 NAVELEX 0967-LP-625-5010 .. ---- "' ... · ..� � /- , RESET CAM '­ FOLLOWER ARM • � '-·' .." RESET LEVER _____ · [K !K-1i KEYBOARD CONTROL KNOB CONTROL Figure 1-19. Reset Follower Bracket Assembly entire assembly pro vides linkage The clutch...
  • Page 168 KEYBOARD ELECTRICAL LOCK SWITCH � � t:.1 1-t) 1\.) CO DE BA R EX TE NS IO FRONT FRAME BA SK ET AS SE MB LY ..1\.) CODE AND FUNCTION LEVERS Figure 1-20. 'Code Bar Extension Basket Assembly, Bottom View...
  • Page 169 NAVELEX 0967-LP-625-5010 operations of the perforator � ) Direct transmitter. keyboard transmission to a signal line with monitoring o f Perforator­ the mess age by a page typing Transmitter Base. The Model unit (K position). perfo rator-t ransmi tter base (F igure 1-21) is an Direct electromechanical unit which...
  • Page 171 Every code or 107 wpm speed s. combination includes five elements t hat ca rry the The M odel 28 intelligen ce, each of which may Pe rforators. typing and non-typing be either marking or spacing.
  • Page 172 NAVELEX 0967-LP-625-5010 Figure 1-22. Typical Model 28 Electrical service Unit 1-27...
  • Page 174 0967-LP-625-5010 NAVELEX perf orators in that the non­ control a rotary positioning t yping perforator has a two-stop mechanism and an axial clutch which stops twice during positioning mech anism to each revoluti on and performs its position a typ e wheel for printing.
  • Page 176 (Figure 1-28) • T hese shafts are at a right The signal generator assembly an gle to each other and transfer...
  • Page 178 • ••• • ••• • • • • • •••••••••••• •• • FULLY PERFORATED TAPE Figure 1-28. standard 5-Level Perf orated Tapes no tape in the s ensing corresponding transfer lever mechanism. (Figure 1- 27) • ( e) A quick...
  • Page 179 NAVELEX 0967-LP-625-5010 CONTROL LEVER TAPE LID TIGHT-TAPE BAIL 1-29 . Tape Guideplate Figure of the sensing pins to aid i n al igning the tape. The base, shown in Figure 1-30, is used in the ASP set for mounting an t ight-tape device on the tape auxiliary typing reperforator lid stops transmission if the...
  • Page 180 NAVELEX 0 967-LP-62 5-501 0 CONNECTOR Figu�e 1-30. Typical ASR Auxiliary Typing Reperfor�or Base conn ections to a con' n ector on position for driving the gear as sem b ly. The tape container the typing reperforator. accomm odates a full roll of tape, which is directed out Unit.
  • Page 181 NAVELEX 0967-LP-625-5010 RIBBON MECHANISM PRINT ING MECH ANISM RANGE FINDER TYPE WHEEL P ER FORAT IN G TAPE FEED MEC HANIS M WHEEL Figure 1-31. Typing Reperforator Unit Model 28 (Chadless Tape}, Left Front View 1-36...
  • Page 183 �AVELEX 0967-LP-625-5010 TIMING CONTA CTS FUNCTION BOX LETIERS- FIGURES CONTACT CORRECTING MECHANISM NON-INTERFERING LETTERS TAPE FEED-OUT MECHANISM AXIAL SPROCKET POSITIONING MECHANISM Figure 1-33. Typing Reperforator Unit Hodel 28 (Fully Perforated Tape) , Front View...
  • Page 184 NAVELEX 0967-LP-625-5010 differences, the units are rotary positio ning mechanisms in id entical. The unit is referred conjunction with correcting to as being in,the idling mechanism select the proper conditio n when the main shaft is characters by moving the type turning, the signal circuit is wheel.
  • Page 185 T he me ch anisms may be operated Electrical Service automatically, manually, or b y Unit. The Model 28 electrical remote control. service unit (ESU) serves as an area of co ncentration for the Print wiring of Model 28-type...
  • Page 186 NAVELEX 0 967-LP-625-5 010 basically, of a metal frame, Cabinet. The ASR ch assis, and a number of cabinet, shown i rt Figure 1-34, mounting plate assemblies. is an encl osure with its c over ch assis has four legs that and all external faceplates.
  • Page 187 RIGHT DOO R (COPY WINDOW) LOWER COMPARTMENT CHAD CONTAINER CHAD CHUTES TRANSMITTER PLATE PLATE DISTRIBUTOR WITH STUDS FRONT PANEL HOUSING (CO U NTER WINDOW) Teletypewriter Cabinet for Automatic Send­ Figure 1-34. Receive (ASR} sets Mod el 28 (Dome cover Open) 1-42...
  • Page 188 �hese i nclude code rea ding, accomplish e d by means of timing, auxiliary, and LETTERS­...
  • Page 189 NAVELEX 0967-LP-6 25-50 10 se lector magnet drivers (SMD) electrical conductors encircled by braided inner and outer have double shie lded containers and double shielded cables with shields. The inner and outer appropriat e connec tors f or LLK braided sh ields are electrically separated from each other and and SMD connections to externa l the three electrical conductors...
  • Page 191 0967-LP-625 -5010 NAVELEX The clutch magnet conditioning Filter card �he filter card cont acts are gold-plated and as sembly is a network of three have an as sociat ed filter resistors and a capacitor circui t to provide RFI mounted on a circuit b oard. suppression.
  • Page 192 NAVELEX 0967-LP-6�5 -5010 ESA for Rack Mountin g - Doub le-Box Construction Figure 1-37. keyers and drivers, as well a s SMD, and LLK circuit cards. whether they are designed to be sc rew termina l strip i s provided for connecti ng the signal line.
  • Page 193 NAVELEX 0967-LP-625-5010 OUTER COVER INNER COVER INNER BOX OUTER BOX CABLES CIRCUIT CARD CONNECTORS Figure 1-38. ESA Showing Circuit Card connectors 1-48...
  • Page 194 NAVELEX 0967-LP-625-5010 Typical ES A for Rack Mounting - Single-Box Figure 1-39. Construction ISOLATION RELAY Figure 1-�0. ESA for Rack M ou nting - Single-Box Construction, Showin g Isolation Relay 1-49...
  • Page 195 2500 picofarads. op erating ch aracteri stics of the Overall receiving margins of circuit cards used in the E SA. properl y adjusted Model 28 selectors driven by this SMD Selector Magn� (polar rectangul ar wave input) Dr iver...
  • Page 196 NAVELEX 0967-LP-625-501 0 TERMINAL STRIP INSULATOR (AC) OUTER INNER OUTER COVER CIRCUIT CARD INNER C ONN E CTOR S COVER Typica l Parts of an ESA - Double -Box Const ructi on, Figure 1-41. Top View 1-51...
  • Page 198 Typical Parts of an ESA - Single-Box Construction, Top View (With Covers Removed) combinati on of power source, Model 28-type equipment when environmental, and component used with the applicable is designed to operate from one conditions is 8.5 watts maximum.
  • Page 201 NAVELEX 0967-LP-625-5010 be balanced to within 10 percent RFI. The required power supply shoul d be plugged into the 15- The TP303142 of each other. keyer oper ates from the spacing p in TP1484 58 connector in the ESA that h as a TP198650 co ntacts (mark con tact open, space contact closed}...

  • Page 202: Front View

    NAVELEX 0967-LP-625-5010 TP321130 CIRCUIT (Front View) TP321288 HEAT SINK CARD TP321137 OR TP318835 ASSEMBLY TRANSISTOR (Back View) Figure 1-47. 0.5-Ampere Power supply (TP321290) 1-57...
  • Page 203 15-pin 0.8-amperer slow-b lowing circuit car d connector. The CMD (TP162360) ou tput d rives a Mo del 28 transmitting c lu tch upon receipt 0.5-ampere, fast-blowing of a low-level input pu lse. (TP131807) is to be used with the proper associated equipment and i s not for general use.
  • Page 204 NAVELEX 0967-LP-625- 50 10 the energized state for the CMD +0 .5 -volt and the de-energized stat.e with negative voltages not greater than -0 . 5 -volt. The 252M energized and de-energized Coil (Sing le coil for LAKs) 10 7 switching leve ls as define d in to 132 milliamperes the previous s entence are...
  • Page 205 NAVFLEX OG67-LP-625-5010 INTE GRATED CIRCUIT FOUR-DIGIT PACKAGE DISPLAY WINDOW PRESET SWITCHES "" (LEFT SIDE VIEW) FORMAT SWITCH ZERO SWITCH Figure 1 -Numbering Module ELECTRICAL (RIGHT SIDE VIEW) CONNECTOR S Figure 1-49. Numbering Module 1-60...
  • Page 206 1-3, and 1-4 ar e matrix associated networks. showing high-level and_ low-level four gas-filled readout tubes teletype sets with covers, ar e mounted on a circuit card ke yboards and bases, motors, located behind the dis play etc. , available.
  • Page 207 1:-f >< Nomenclature A utomatic Send - Receive (ASR) Teletypewriter Sets Model 2 8 � M an ufactur er Teletype corporation, Sko ki e, Illinoi s we ight and Dimensions Height W idth Depth (cu ft) W eight (lb) 1\.) (in .)
  • Page 208 Table 1-1. Reference Data - continued Item Proper ty or Characteristic Type Styles and Spacing {Typical) Vertical Line/in. Horiz Cha racter/in. Character Heig ht Single-Feed -Double Fraction Single-Space-DOuble styles (in.) ( in.) Murray 0.103 0. 162 Gothic 0.108 none Gothic 0.162 .
  • Page 210 Table 1-1 Referen ce Data - C on tinu ed • P r operty or Charact eristic Item Thickness Length Width (in .) ( in . ) (in.) 0.005 T ape - B lack Record 0.50 Ribbon Outside Diameter Width Len gth core Diamet er cor e Thickness...
  • Page 211 Reference Data - Continued Table 1-1. � Property or Chara cteristic Item Depth Weight (lb) we'ight and Dimensions Height Width Uncrated Crated U ncrated (in.) Crated (in .) (in.) ...J � TT-437UG/LP14RN/AJG TT-441UG/LP14RE /AJG TT-374UG/LP108RN/AGH ..TT-436UG/LP14RN/AJE Electrical Service Units SB-959UG/LESU13 SB-106 1UG/LESU12 SB-130 2UG/LESU73...

  • Page 212: Reference Data

    Table 1-1 . R eference Data - Continued Item P roper ty or Characteristic (cu ft) Weight ( l b) We ight and Dimensions Height Width Depth Uncrated Crated Uncrated Crated ( in .) ( in .) ( in .) T ransmitte r Distributo r Base MT2099UG/LCXB1...
  • Page 213 Table 1-1 . R ef erence Data - Continued ..Item Property or Characteristic We ight a nd Dimensions Hei ght Width Depth {cu ft } Weight ( lb) crated Uncrated Crated Uncrated ( in .) ( in .} ( in .} \,() -..I 1:"1...
  • Page 214 Table 1-1. Reference Data - continued Item Pr oper ty or Characteris tic Stand a rd a nd Heavy Dut y Synchronou s Motor Units LMU50 LMU3 LMU38 LMU12 Ra ted Horsepower 1/20 1/20 1/12 1/12 .:!:_10% VAC, .:!:_10% VAC, Input Voltage VAC, .:!:_10%...
  • Page 215 Table 1-1. Refer ence Data - continued ...J Item Proper ty or Characteristic LMU39 ·o ...J Rat ed Hors epower 1/15 � Input Volt age 115 VAC 10� P hase Single Frequency (Hertz} Input Current (Full Loa d) Starting LJ.5 a mps amps a mps 3.4 a mps...
  • Page 217 Tabl e 1-1. Reference Dat a - Continued � � Item Property or Char acte ristic Shielding LMU41 Suppression LMU41 Motor Unit Identification Minia ture Synchronous Sta ndard and Heavy Series Governed Motor Units Duty Motor Units Motor Units LMU3 LMU3, LMU38, LMU50 LMU39,...
  • Page 221 - 115, shooting >I 7. 5, 1. 5 amps. 60 MA, 70 uMA t ance ..) ..uity -..1 measureme nts ..Teletype TOols Equivalent Ma i Repair Kit Repair TK-188/U ... ::::s...
  • Page 223 Insert spindle in a roll Op eration of the Teletype­ of p aper and remount it so that writer set when installed as the paper unwind s from under­ part of a system is covered in neath.
  • Page 224 ;J:ll 1:'4 ..,J t"l (.J1 (.J1 � ASR Keyboard Model 28 controls and Indicators Figure 2-1.

  • Page 226: Asr

    NAVELEX 0967-LP-625-5�10 Control and Indicator Function s T able 2-1. Function Control/Indicator Mechanically linked to operate power Ma in power O N-OFF sw itch toggle swi tch on LESU. Controls primary ac pow e r application to ASR set. A three-position mode sel ector switch, K-T and T mode selector switch...
  • Page 227 NAVELEX 0967-LP-625-5010 Table 2-1. Control and Indicator F unctio ns - Continued ·control/Indicator F unction Selects CARRIAG E RETURN signal code Carriage r etu rn function combination. initiated at typing unit. Results in returning printing type b ox carriage, through r elated mechanisms, toward lef t side of typing unit.
  • Page 228 NAVELEX 0967-I,P-625-50 10 Table 2-1. and In dicator Functio ns - Continued Control Control/Indicator Function Lo cal function keys Linked directly to typing unit. Mechanically initiates fu nctions normally initiated by s ignal code combination. LOC LF key When pressed, causes paper to feed f rom the typing unit at approximately three times the speed obtained when the LINE...
  • Page 229 NAVELEX 0967-LP-625-5010 Table 2-1. control and Indicator F un ctions - Cont inued Control/Indicator Function Controls TD operation. Start-stop switch. Clutch magnet de-energi zed; tape-feed FREE position wheel r otates freely, allowing tape t o be properly positioned in tape feed mechanism.

  • Page 230: Asr Operating Procedures

    NAVELEX 0967-LP-625-5010 ASR Operating Procedures Table 2-2. Norm al Acti on Indicati on Step To turn on teletypewriter set, proceed follows: Ensure all ASR units are properly inte rconnected. Ens ure primary power cord plugged-in to ac outlet. Set cabinet lights switch Cabinet lights illuminate.
  • Page 231 NAVELEX 0967-LP-625-5010 Table 2-2. AS R O perati ng Procedures - Continued Normal step Action Indication Press LIN E FEED key. Paper advances one or two l ine$ d epending on position of s ingle-doubl e line-feed lever (located ins id e on the typing unit).
  • Page 232 NAVELEX 0967-LP-625-5010 Table 2- 2 . A SR Operati ng Proced ures - Continued Normal Action Indication step Keyboard remains unloc ked . Press BLANK key alt er nately w ith an y other key (except local func tion keys). Keyboar d locks as P ress BLANK key twice...
  • Page 233 N AVE LEX 0967-LP-625-5010 Table 2-2. ASR Operating Proc edures - continued Normal step Action Indicatio n Check for K-T Mode . proper operation of ASR s et as follows: Set mode selector switc h to K-T. Set LINE-TEST key to LINE.
  • Page 234 NAVELEX 0967-LP-625-5010 T able 2-2. ASR o perating Procedu res - Continued Norma l St ep Acti on Indi cation T Mode. C heck for proper operation of ASR set as follows: set mode selector switch to T. Set LINE-TEST key to LINE . Pre ss BLANK and REPT Tape feeds out of tape punch keys simultaneously.
  • Page 235 NAVELEX 0967-LP-625-5010 SHAFT PAPER ROLL PAPER PRESSURE BAIL PRESSURE ROLLERS Figure 2-3. Path of Paper NEW RIBBON AND SPOOL RIBBON SPOOL SHAFT PIN RIBBON SPOOL SHAFT REVERSING TOGGLE EYELET ON RIBBON RIBBON GUIDE RIBBON REVER SE LEVER RIBBON REVERSE LEVER RIBBON R OLLER RIBBON R OLLER Figure 2-4.
  • Page 237 Automatic Se nd-Receive (ASR} generator t hrough the Teletypewriter sets Model 28. intermediate g ear assembly which Descriptions are divided into a determines the s peed of a main ge neral system description keyed shaft.
  • Page 238 NAVELEX 0967-LP-625-5010 V AC 10 HERTZ OUTLET 8.25 AMP MAINT TIME DELAY LIGHT FUSE SWITCH e OFF END-OF- LINE INDICAT OR - -•-.- ---------- te0/1. BELL BELL FUNCTION BOX CONTACT THERMAL CUTOUT SWITCH PERFORATOR PERFORATOR BACK SPACE BACK SPACE MAGNET SWITCH MODE SELECTOR...
  • Page 239 NAVELEX 0967-LP-625-5010 Electrical connections between distributor, shoul d these tape the components are routed conditions occur. C ontrol of through the el ectrical service the optional A uxiliary Typing unit. Transmitted signals are Reperforat or Set is provided initiated through the keyboard either by controls located on o r the transmitter distributor, the accessory control panel on...
  • Page 240 In a Operati on of the sets is fully neutral teletype circuit, intervals during which current au toma tic when tape is properly insta lled in the reading head, flows in the signal circuit are the main power switch is i n ON referred t o as "...
  • Page 242 NAVELEX 0967-LP-625-5010 TRANSMISS I ON SEQUENCE 7.42-UNIT TRANSMISSION PATTERN START- ALWAYS SPACING NO. 1 - MARKING OR SPACING NO. 3 - MARKING OR SPACING NO. 4 - MARKING OR SPACING NO. 5 - MARKING OR SPACING STOP - ALWAYS MARKING FOR GRAPHICAL LETTER "Y�...
  • Page 243 . The tape sensing mechanism consistin g of 3-2.2 AUXI LIARY TYPING a bank of sensing pins feels the REPERFORATOR SYSTEM OPERATION. pe rforated tape, Figure 1-28. Figure 1-31 is a left-front view...
  • Page 245 NAVELEX 0967-LP -62 5-5010 of the chadless type Typing Reperforator Unit Model 28, Selection of the character to be sh owing the location of punched or printed is m ade b y principal assemb lies . Figures pressing a key i n the keyboard...
  • Page 246 ...,\ 1\.) REPRE SEN'!' "Y" CODE ATION OF LETTER PERFORATOR MECHANISM PUNCH PUNCH ______ ..,. ____ SUDES BLOCK SIGNAL UNE MAIN BAIL TAPE TRIP ASSEMBLY ASSEMBLY lo "�'- TRANSFER FUNCTION (ELECTRICAL) (MECHAN! CAL) MECHANISM MECHANISM ---- TRANSFER OF INTELLIGENCE (ELECTRI CAL) (MECHAN! CAL) ASSEMBLY TRANSFER OF POWER OR MOTION...
  • Page 247 NAVELEX 0967-LP-625-5010 function box mec hanism and to wheel's cylindri cal surface is the positioning mechanisms. shown rolled into a plane. Five mechanical linkages are in cluded in the transfer mechanism, e ach associated with After the type wheel has been positioned and corrected, a punch slide to produce the five-level code described in...
  • Page 249 NAVELEX 0967-LP-625-5010 LEI'T ROLLER' \� RIBBON RIBBO N .+---- ADJUSTABLE EXTENSION ARM DRIVE ARM RIBBON REVERSING' RIBBON GUIDE ROCKER BAIL RIBBON Figure Ribbon-Feed Mechanism 3-8. FEATURES. predetermined length of BLANK or VARIABLE 3-4. number of features not shown on LETTERS-perforated tape the clock diagram are available following a message.
  • Page 250 NAVELEX 0967 - LP-625-5010 or stop the motor used to rotate and intervals marking elements, the type w heel in response to a during which no cur ren t flows as predetermined signal level or spacing elements. line condition. Fiv e-Level Universal Function code EVery...
  • Page 251 NAVELEX 0967-LP-625-5010 holes and do not enter into th e inertial torque, and an code permutation. operating winding. When power is first a pplied to the motor 3-6. AUXILIARY TYPING both windings ar e energized and PEPERFORATOR FUNCTIONAL BLOCK the starting c apacitor begins tc charge.

  • Page 252: Left Side View

    NAVELEX 0967-LP -625-5010 SELECTING CAM..CLUTCB · NO. 1 SELECTOR CAM RESET BAIL CAM SPROCKET FUNCTION CAM-CLUTCH G CLUTCH NO. 2 SELECTOR CAM ARM BAIL CAM NO. 3 SELECTOR CAM. 5 SELECTOR CAM • FUNCTION CAM NO. 4 SELECTOR CAM FYgure 3-9. Main Shaft, Left Side View clutch ass embly participates in...
  • Page 253 NAVELEX 0967-LP -625-5010 printi ng mechanism and to the and is act uat ed by a similar perforator mechanism , so that trip assembly. The function printi ng and punching of the cam-clutch and the rocker bail selected cha racter will be assembly tr anslate the rotation performed simultaneously.
  • Page 254 NAVELEX 0967- LP-625-5010 Funct ion Box the front so that the proper Mechanism. The func ti on box character in the selected row is me chanism enables the unit to aligned with the print hammer at perform vari ous auxiliary the time o f printing and to retract the type wheel and functions including LETTERS­...
  • Page 255 NAVELEX 0967-LP -625-5010 designed structure of steel A 36-point connec tor is provided to accept pl ates which serve as a mounting for a typing reperf ora tor. cable conn ections from a mating receptacle on the typing motor unit, tape container, gear bracket assembly, and a bracket...
  • Page 256 NAVELEX 0967-LP-62 5-5010 3-10. Whe n a code combination and the shoes and cam disk are is received, the start element held stationary. Engagement is (spacing) de-energizes the accomplish ed by moving the stop magnet, an d the se lect or arm, shown in Figure 3-12, away armature under tension of its...
  • Page 257 NAVELEX 0967-LP-625-501 0 STOP ARM BAIL CAM INDEXING LOC K ST UB RANG E SC AL E RANGE FINDER SECTOR START LEVER MAIN SHAFT STOP ARM BAIL CLUTCH DISK CLUTCH SHOE LEVER CAM DISK LUG Figure 3-10. Selector Clutch and Range Finder, Right Side View 3-23...
  • Page 258 NAVELEX 0967-LP-625-5010 CLUTCH DISK LUG Figure 3 - 11. Clutch, Disengaged Figure 3-12. Clutch, Engaged 3-24...
  • Page 259 NAVELEX 0967-LP-625-5010 Selector Operation. combination is r eceived. The selector a ssembly consists unselected pushlevers remain to prim arily of two magnet coil s the right. When the next code combin ation is received, (f igure 3-10), an armature and as so ci ated bails, levers, selector r eset b ail,...
  • Page 261 NAVELEX 096 7-LP-6 25-501 0 po sition at which the selector 3-8. MOTION FOR TYPING AND ca m-clutch stops with respec t to PERFORATING. The motion o f the the marking and spac ing lock­ main shaft is conveyed to the levers.
  • Page 262 NAVELEX 0967-LP-625-5010 ... � "" , r " r"" "/'; 1,.; J I .., ... "' "' I 1 / .."<.; ..NO. 4 TRAN SFER LEVE R ;' .."" Figure 3-14. Transfer Mechanism 3- 28...
  • Page 263 NAVELEX 0967-LP-625-5010 RESET LEVER FUNCTION CLUTCH FUNCTION CAM-CLUTCH CLUTCH RELEASE PUNCH SLIDE ASS E MBLY TRIP SHAFT MAIN TRIP LEVER FOLLOWER LEVER ADJUSTING ARM Figure 3-15. Function Cam-Clutch and Clutch Trip Assembly 3-29...
  • Page 264 NAVELEX 0967-LP-625- 50 10 wh ich rotates the trip shaft retracted to s how the last The relea se is mov ed printed character, the number 0 clockwise. up and allows the main trip character is s lightly to the lever to fall against the rear, but for this discussion it...
  • Page 267 NAVELEX 0967-LP-625-5010 by a deten t assembly w hile printing t akes place. When the This mechani sm, mounted on the fr ont plate of the typ ing bail rocks back to the r ight reperforator, includes two during the latter part of the eccentric assemblies shown in cycle, it returns the b ar and...
  • Page 268 NAVELEX 0967-LP-625-5010 PUSHBAR PUSHBAR ..PUSHBAR , NO. PUSHBAR -- � � --�... LETTERS PUSHBAR PUSHBAR OPERA TIN AXIAL PRIMARY SECONDARY SHAFT SHAFT PRIMARY SHAFT AXIAL SECONDARY SHAFT FIGURES PUSHBAR ROCKER BAIL Figure 3-18. Pushbars and Ecc entric Assemblies 3-34...
  • Page 269 NAVELEX 0967-LP-625-50 10 occurring in the right assembl y which rotates the type wheel two i s imparted to the type wheel rows clockwise from its home ra ck in equal quantity but position. When both eccentric opposite direction. F or assemblies are displaced, example, if the number...
  • Page 271 NAVELEX 0967-LP-625-5010 are so des igned that, if the links to an oscillating bail and the sector piv ot. The eff ect o f disp lacement of the lo wer is taken to be one unit, that of this action is to introduce a the upper is two units.
  • Page 272 NAVELEX 0967-LP-625-5010 ROCKER BAIL PIVOT ARM Figure 3-20. g Mechanism 3-38...
  • Page 273 NAVELEX 096 7�LP-62 5 -5010 function cycle, a correction FIGURES fu nction blades to move dr ive link spring returns the down and, by means of tines on their lowe r surface, feel for an correction mechanism to its home position.
  • Page 274 NAVELEX 0967-LP-625-5010 YIELD ARM EXTENSION FIGURES EXTENSION ARM BELLCRANK FIGURES FUNCTION BLADE FUNCTION BOX FUNCTION BOX REAR PLATE REAR PLATE LETTERS FUNCTION BLADE L OCK. L EVER TOGGLE LINKAGE ROLLER SURFACE OSCILLATING LOCK LEVE ROCKER BAIL DRIVE LINK RELEASE AE F'igure 3·-21.
  • Page 275 NAVELEX 0967-LP-625-5010 assemblies is described in the cycle, it is rotated six more rows to the FIGUR ES home following paragraphs. position. As the bail returns to its home position during the Print H e r. la st half of the cycle, a print hammer is mounted on a shaft sup p o rted by a bracket locklever toggle linkage...
  • Page 276 NAVELEX 0967-LP-625-5010 travel, a roller mounted on its Figure 3-2 2. The selected forward arm pivots a drive arm slides move to the left and the c lockwise. The drive arm lifts unselected slides are held to feed pawl which advances the the right side by their la tches.
  • Page 277 NAVELEX 0967-LP-625-5010 TAPE PATH 0! TAPE PER FORA TOR DRIVE FEED• WHEEL PATH OF TAPE FEED PAWL ..DETENT LEVER TOGGLE TOGGLE BAIL Figure 3- 22. Perforating Mechanism - Chadless Tape Unit 3-43...
  • Page 278 NAVELEX 0967-LP-625-5010 tension springs are hooked to bail, as s hown in Figure 3-23 . the slide post an d the retractor During the last h alf of the ba il. The main bail assembly, cycle, the toggle bail is the retractor bail, and the rotated clockwise pulling the...
  • Page 280 NAVELEX 0967-LP-625-5010 ag ainst a refe rence block so contact assembly is mounted on that the feed holes are punched the rear of the selector mechanis m and is operated by the a uniform distance from the The tape i s str ipped from edge.
  • Page 282 NAVELEX 0967-LP-625-5010 MOUNTIN G N UTS CONTACT GUARD FUNCT ION INSULATOR BELL FUNCTION BLADE MOUNTING SCREWS Figure Signal Bell Contacts 3-25. the contac ts close. In the LE TTERS condition, the FIGURES When connected to external bellcrank blocks.the signal bell circuits, these contacts provide function blade.
  • Page 283 NAVELEX 0967-LP-625-5010 Figure 3-26. Universal Function Blade but not the base surface. clutch while ret aining the Therefore, if a character or armature in its markin g function symbol is relocated in position, a message can not b e received during th e feed-out the base surface, prin ting will...
  • Page 284 NAVELEX Q967-LP-625-5010 SELECTOR MAGNET START LEVER Figure Manual Interfering LETTERS Tape Feed-Out Mechanism 3-27. of parts, the LETTERS feed-out LETTERS sym bol is printed, LETTERS code combination (12345) operat ion can be initiated by an is perforated and the tape is electrical pulse from an ad vanced one feed hole .
  • Page 285 NAVELEX 0967-LP-625-5010 General. the drive bail. When the start magnet is de-energized, predetermined length of blank spring-loaded blocking bail (unperforated) tape may be steppe d out at the end of each again engag. e s the drive bail message by remote control. and, simultane ously, disengages...
  • Page 286 (12345). This post on the front togg le links mechan ism is s hown in Figure cl ears the punch slide 3-28. projection on its upward m ovement. The punch slide reset 3-9.7 BACKSPACE ME CHANISMS. bail then fa lls off...
  • Page 287 NAVELEX 0967-LP-625-5010 METERING MOUNTING PLAT FEED PAWL NON-REPEAT LATCH BLOCKING REAR CHECK PAWL RATCHE1 BAIL FRONT RATCHET TAPE LENGTH ADJUSTING PLATE Figure 3-28. Remote Control Non-Interfering LETTERS Tape Feed­ Out Mechanism...
  • Page 288 FEED PAWL SPRING BELL CRANK .&:: HANDLE TAPE PERFORATOR t:-1 FEED PAWL FEED PAWL SPRING BELL CRANK ..FEE D PA WL BELLCR ANK B E LLCRA NK HANDLE ,.;? SPRING LA TC H DRI VE LJNK LA TC H LA TC H SPRIN G TAPE BACKSPACE EC CE NT RIC...
  • Page 289 NAVELEX 0967-LP-625-501 0 3-11 . DETAILED F UNCTIONAL feed pawl from the feed wheel DESC RIPTION OF TH E TRANSMI TTER r atchet and simultaneously (TD). DISTRIB UTO R The following rotates the rak e to depress the paragraphs give a detailed chads.
  • Page 290 NAVELEX 0967-LP-625-5010 CLUTCH TRIP MAGNET ASSEMBLY ARMATURE BAIL EXTENSION TAPE FEED TRIP CLUTCH LEVER LA1'CHLEVER CLUTCH ASSEMBLY CAMSHAFT Figure 3-30. Function Control Mechanism 3-56...
  • Page 291 NAVELEX 096 7-LP-6 2 5-5010 First, the main transfer lever has no sensing ba il raises the feed pawl, pin, the lever is always in the � Figure 3�31, one tooth on the spacing pos tion. The start feed wheel ratchet. Secondl y, transfer lever upper finger the main bail permits the...
  • Page 292 NAVELEX 0967-LP-625-5010 TAPE FEEDWHEEL FEEDWHEE L RATCHET MAIN BAIL L ATCH EXTE N�.1u r.� FEED PAWL SPRIN G Figure 3-31. Tape Feed Mechanism, Rear View 3-58...
  • Page 294 SIGNAL GENERA TOR DRIVE LINK Figure 3-33. Transfer Lever 3-60...
  • Page 296 NAVELEX 0967-LP-625-5010 ( 9) The cam for the becomes de-energized and stop pulse fol lo w s that of the releases its armature. This action permits the a rmature bail fifth pulse and the train of action is the same as that o f extension to pivot out of its the first pulse e xcept that the blocking position and allows the...
  • Page 297 NAVELEX 0967-LP-625-5010 TAPE FEED PAWL RATCHET AND FEED WHEEL ASSE M BLY DEPRESSOR BAIL SPRING INTERMEDIATE EXTENSION ARM SENSING PIN TAPE-OUT PIN DEPRESSOR TAPE-OUT CONTACT ASSE M BLY F i gure 3-36. Freewheel i ng and Tape-out Mechanism 3-63...
  • Page 298 NAVELEX 0967-LP-625-5010 cam disk on the clutch , Control Lever. connec ted to the cam shaft, Control lever functions are discussed in the following impart s a rotary motion to the cam assembly. paragraphs. (2 ) Clutch RUN Position. The clutch is To start transmission, (figur e 3- 1 1) disengag ed...
  • Page 300 NAVELEX 0967-LP-625 -5010 pu shes the feed pawl and the in a depressed position an d the ratchet detent roller away from circ uit is complete. When no the feed ratchet allowing the tape is pr esent, the t ape-out fe ed wheel to rotate freely.
  • Page 301 .•. ····· NAVELEX 0967-LP-625-5010 COlO L LE V E R TIGHT-TAPE BAIL Figure 3-38. Ta pe Guideplate START-STOP AND TIGHT-TAPE START-STOP BAIL CONTACT ASSEMBLY TIGHT-TAPE CONTACT CONTROL LEVER OPERATING ARM TIGHT-TAPE INTERMEDIATE ARM ASSEMBLY TAPE BAIL Figure 3-39. Start-stop and Tight-T ape SWitch Mechanism 3-67...
  • Page 302 NAVELEX 0967-LP-625-5010 STRAP RESILIENT MOUNT HANDWHEEL (Old Style) MOUNTING BRACKET RESET BUTTON START RELAY FOR THERMOSTATIC STARTING CAPACITOR CUTOUT SWITCH THERMOSTATIC CUTOUT SWITCH MOUNTING PLATE Figure Typical Standar d or Heavy Duty Synchr onous Motor 3-40. Unit with New-S tyle Plastic Handwheel 3-68...
  • Page 303 NAVELEX 0967-LP -625-5010 and fan (new style handwheel housing for the governor (f igure 3-40) and fan is made of resistors and spark suppression pl astic) is mounted on the motor capacitor. The governor i s sh aft, and t wo fans are mounted mounted on an extension o f the at each end of the rotor withi n armature shaft and includes a...
  • Page 304 NAVELEX 0967-LP-625-5010 GOVERNOR MOUNTING MECHANISM STRAP GOVERNOR COVER BRUSH ELECTmC NOISE SUPPRESSOR GOVERNOR CAPACITOR Figure 3-41. Typical Series Governed Motor Unit 3-70...
  • Page 305 NAV EL EX 096 7- LP- 625 -50 10 MAN UA L FE E D -Q UT KN O B RIGH T SID E PL AT E D A SH PO T C O DE B A R SP AC IN G SP RING D RU M ME C HANis M DR UM...
  • Page 306 NAVELEX 0967-LP-625-5010 MANUAL SPROCK ET FEED RIGHT SIDE FEEDooQU T KN O B T Y PE B OX PLATEN PLATE VERTICAL TABULATO R F O RM• OUT TYPE BOX CARR IA GE Figure Typing Unit Model (Sprocket Feed), Left Front View 3-43.
  • Page 307 NAVELEX 0967-LP-625-5010 s ignaling code combination which circuitry and as sociated represents characters or equipment. With the main shaft under powero(a ssociated functions. Character representations, or graphics, equipment main power supply on), ar e the alphabetic, numeric, the typing uni t is described as symbol intelligence equivalent running clos ed when a steady of the i nput code combinations.
  • Page 310 The main shaft In different rota tes at the o utput speed o f the intermediate gear assembly • .. ·. ,�o del 28 t e letypewriter Six all-st eel internal expansion'.',> .•. � clutches c onvert the rotary eq uipment, the length of the ·...
  • Page 312 '" ·"'� NAVELEX 0967-LP-625-5010 Selector cam-Clutch . mechaniCal linkages which The select or cam-clut ch, and all advance the paper one or two clutches are driven by the main spaces by rota ting the platen. On units so equi pped, the page shaft (figure 3-45).
  • Page 313 NAVELEX 0967-LP-625-5010 Selector clutch, type pallet sharply against the inked ribbon and the p aper. one-stop clutch. cl early i mpri nted graphic character corresponding to the code bar c lutch, input signal code combination one-stop clutch. results. At the same time, pr inting mechanism trips the Function clutch, sp acing clutch to move bot h the...
  • Page 315 NAVELEX 0967-LP-625-5010 LUG ON CAM DISK CLUTCH SHOE LEVER Figure 3-48. one-Stop Clutch, Engaged point E. The dr um turning latchlever sea ts in the indent in the cam dis k, and the cam is clockwise drives the primary shoe downward so that it again held in its stop position until the clutch is again engaged.
  • Page 316 NAVELEX 0967 -LP-625 -5010 clutch engages the code bar start-stop code to the mech anical arrangement which clutch when a signal code govern the character to be combination has been t ranslated in a mech anical printed an d the function to be and locked arrangement in the selecting pe rformed.
  • Page 317 NAVELEX 0967-LP-625-5010 NO. 4 TRANSFER LEVER PUSHLEVER RESET BAIL PUSHLEVER RESET BAIL CAM NO. 4 INTERMEDIATE PUSH LEVER 3-49. Figure Pushlever Reset Bail cam, Right Front View 3-84...
  • Page 319 NAVELEX 0967-LP-625-50 1 0 CODE BAR SHIFTBARS ---- - -- - --� CODE BAR SHIF TLEVE RS TRANSFER LEVE RS Figure 3-5 1 . Code Bar Shiftbar Positioning, Top View pushlever is toward the rear common code bar shiftbar to the rear (marking) The right e nds...

  • Page 320: Front View

    NAVELEX 0967-LP-625-5010 � -- -- POSITIONING LEVER Figure 3-52. vertical Arrangement of Code Bars, Front View lever, unless the transfer l ever Code Bar Arrangement. is once again holding that bar A total of nin e co de bars in to the rear (marking).
  • Page 321 NAVELEX 0967-LP-625-5010 print any selected charact er, horizontal move ment of the os cillating ra il slide. the type box carriage is so lower right rear end of the positioned that t he character on th e pallet is directly o ver the upper draw-wire rope is fastened desired lo cation on the pape r .
  • Page 322 NAVELEX 0967-LP-625-5010 RIGHT PRINTING LEFT PRINTING CARRIA G E P RINTING RIGHT CARRIAGE TRACK TRACK CARRIAGE PULLEY OSCI LLA TING RAIL , PULLEY TYPE BOX PULLEY CARRIA G E LINK SPACING CUTOUT LEVER SPACING DRUM SPACING CUTO UT TRANSFER TENSION PULLEY BAIL MARGIN BAIL DRAW-WIRE ROPE...
  • Page 323 NAVELEX 0967-LP-625-5010 may occur due to stretching of FIGURES position ) or to the the upper and lower draw-wire right (the LETTERS position) • ropes. The oscillating rail i s slotted extension of the c ode supported by pivo ted arms at bar engages a tongue from the each end.
  • Page 324 NAVELEX 0967-LP-625-5010 LET TER S-F IGU RES CODE B AR FORK RIGHT OSCILLATING RAIL SmFT LINKS LEFT OSCILLATING RAIL SmFT LINKS EXTENSION SIDFT LINK BREAKER SLIDE RIGHT BREAKER SLIDE B AIL LETTERS- FIGURES Slll F T SLIDE LETTERS- FIGURES SLIDE. BAIL smFT CODE BAR SHIFT LINK BREAKER SLIDE OSCILLATING...
  • Page 325 0967-LP-625-5010 N�VELEX RffiBON SPOOL BRACKET VERTICA L SUPPRESSION POSITIONING CODE BAR LOCK LEVER CODE RIBBON DRIVE B AR LINK CODE MAIN SIDE LEVER COMMON FOLLOWER ARM CODE VERTICAL MAIN SIDE POSITIONING LEVER LEVERS MAIN ROCKER SHAFT MAIN SIDE LEVER DRIVE LINK RIGHT SIDE PLATE...
  • Page 326 NAVELEX 0967-LP-625-5010 printing o f those charac ters these c ode bars so that t he l eft take place as follows: side vertical po sitioning l evers. are st opped, in each case, the same b ar that blocks the The number right side lever s.
  • Page 327 NAVELEX 0967-LP-6 25-5010 br ackets and the main side drive Horizontal e xtends the motion to th e A brack et attac hed links, to the main rocker shaft applies vertical positioning levers a vertical motion to the m ain ( figure These levers are 3-56).
  • Page 328 HORIZONTAL MOTION RAIL SHIFT LINKS REVERSIN SLIDE UPPER HORIZONTAL TYPE BOX CARRIAGE MOTION STOP SLIDE � RIGHT OSCILLATING TYPE BOX LOWER lJNKS RAIL SHIFT CARRIAGE T RACK HORIZONTAL MOTION STOP SLID RIGHT REVERSI NG TYPE BOX SLIDE BRACKET CARRIAGE LINK HORIZO NTAL MOTION REVERS ING SLIDE OSCILLATING RAIL...
  • Page 329 NAVELEX 0967-LP-625-5010 right shift slide drive links Each, in t urn, moves a wi ll start to shift the horizontal motion stop slide oscillating rail shift slide toward the front (marking) or to ward the left. This positions toward the rear (spacing) the type b ox so that the (figure...
  • Page 331 NAVELEX 0967-LP-625-5010 FIGURES fiel d or the LETTERS combination to t rip the typ e box clutch. W hen the type box field) in line for printing. When the number 4 code bar is clutch is tripped, it initiates mechanisms involved in vertical toward the left (marki ng)
  • Page 332 NAVELEX 0967-LP-625-5010 pr ess an i n ked ribbon against causes it to release the print the paper, which is supported by hammer operating bail. the typing unit platen. operating bail is swung in a counterclo c kwise direction by Position!ns·...
  • Page 334 NAVELEX 0967-LP-625-5010 SPACING DRUM SPACING DRUM FEED PAWLS SPACING SPACING CUT-OUT LEVER SPACING CUT-OUT SUPPRESSION ON SPACING DRUM TRANSFER BAIL SLIDE SPACING CLUTCH TRIP LEVER FUNCTION , j" LEVER SPACING BAIL MAIN ROCKER SHAFT SPACING ECCENTRICS ROCKER SHAFT CAM PLATE SPACING TRIP LEVER SPAC ING...
  • Page 335 NAVELEX 0967-LP-625-5010 This causes the latched-up was shown in Figure 3-54, the spacing clutch trip lever arm to carriage is connected to a dr aw­ wire rope which, in turn, is op erat e the spacing clutch trip fa stened t o the spring drum and lever and engage the spacing The purpose the spacing drum.
  • Page 336 NAVELEX 0967-LP-625-5010 damage to the equ ipment, s everal teeth are omitted from the When certain n on­ ty pi ng functions are selected or spacing drum ratchet w heel. when the carriage reaches the extreme ri ght position, it i s When used in conjunction w it h a necessary to suppress spacing to keyboard base, the typing unit...
  • Page 337 NAVELEX 0967 - LP-625-5010 T OGGLE LEFT ?"'"""'<�· . . SIDE LINK '� LEFT REVERSE REVERSING LEVER RIGHT ·. ·.. SIDE '<�� ;;� -.\. LATE REVERSE DETE LEVER ··.' LEFT FEED · REVERSE LEVER RIGHT REVERSE RIGHT GEAR SPUR· REVERSING LEVER ROLLER DRIV E LINK...
  • Page 338 NAVELEX 0967-LP-625-5010 The teeth point of printin g by a ribbon ratchet detent lever. on the left and right ribbon guide fastened to the rear of ratchet wheels face in opposite the type box carriage. direct ions so that when their Each of the feed levers are engaged, ri bbon mechanisms consist of a...
  • Page 339 NAVELEX 0967-LP-625-5010 nears its end of the ribbon spool, an ey elet which is Paper fastened to the ribbon catches (friction feed) operation and in the ribbon leve r slot and function is described in the pulls the lever to ward th e following para graphs, Figure ri ght .

  • Page 340: Front Top View

    NAVELEX 0967-LP-625-5010 BRACKET ARM PAPER GUIDE CLAMP SCREW PAPER FINGER LATCH PAPER FINGER LATCH SPRING . Figure 3-63. Friction Feed Plat en Mechanism, Right Front View 3-107...
  • Page 341 0967-LP-625-5010 NAVELEX PAPER FINGER PAPER GUIDE GUIDE BRACKET PAPER STRAIGHTENER SHAFT REAR PRESSURE ROLLER FRONT PRESSURE ROLLER PAPER FINGER PLATEN SHAFT SPRING RIGHT .._ BAIL SIDE PLATE Figu:r:· e 3-·64., Sprocket. Feed Platen Mechanism Right Front Vie1r1 3-·10 8...
  • Page 342 NAVELEX 096 7-LP-6 2 5 -5010 Stunt Box. The stunt As in printing, box, Figure 3-65, is a compact the recept ion of function codes se lf-c ontained device with results in the positioning of The back edges me mory storage capabilities that the code b ars.
  • Page 344 0967-LP- 6 25-5010 NAVELEX CODE BARS ROCKER SHAFT STRIPPER FUNCTION BAR BLADE RESET BAIL MAIN SHAFT FUNCTION CLUTCH ASSEMBLY DRIVING LINK ECCENTRIC ASSEMBLY Figure 3-66. Stunt Box (Function Linkage Unselected), Left Rear View 3-111...
  • Page 345 NAVE LEX 09 6 7 - LP-625-5010 RESET BAIL BLADE FUNCTION BAR RESET BAIL BRACKET FOLLOWER FUNCTION CAM Figure 3-67. Reset Bail Mechanism, Left Rear View CODE BARS SELECTED UNSELECTED FUNCTION BAR FUNCTION BAR Figure 3 -68. Function Bar Selection, Top View 3-112...
  • Page 346 0967-LP - 625-5010 NAVELEX STRIPPER BLADE FUNCT ION PAW L FUNCTION LEVER-- -SPACING SUPPRESSION BAI FUNCTION BAR FUNCTION BAR RESET BAIL Typical (Unselected)" Figure 3-69. Function Linkage Right S ide View bl ade releases the function Springs return the rel e ased bars, an y selected bar wil l move function p awl an d the function...
  • Page 347 NAVELEX 0967-LP-625-5010 STRIPPER PAWL FUNCTION LEVER FUNCTION BAIL BLADE SUPPRESSION BAIL SPACING Figure 3-70. Typical Function Linkage (Selected), Right S ide View which, in turn, drives the slide arm and pushes i t forward. dashpot piston into the dashpot the carriage return bail and its lever about their pivot point.
  • Page 349 NAVELEX 0967-LP-625-5010 SPACING DRUM SPACING DRUM FEED PAWLS S PACING DRUM FEED PAWL RE LEASE LINK CARRIAGE DASH POT RETURN PISTON LEVER SPACING DRUM STOP ARM STOP ARM ROLLER TRANSFER SLIDE CARRIAGE RETURN CARRIAGE RETURN LATCH BAIL PLATE LATCH BAIL SPACING ECCENTRICS F i gure 3-72.
  • Page 350 NAVELEX 0967-LP-625-5010 pl ate, which is fastened to the following paragraphs describe the line-feed mechanism. Refer carriage return latch bail. latch bail disengages the Figures 3-73 and 3-74. carriage return lever, and t he The line-feed feed pawls are again permitted to engage the spacing drum.
  • Page 351 NAVELEX 0967-LP-625-5010 SING LE-D OUBL E LINE- FEED LEVER LIN E-F EED � LINE-FEED FUNCTION LEVE OPERATING STRIPPEF BLADE LINE FEED FUNCTION PAWL STRIPPER LINE-FEED CLUTCH CAM DISK LINE-FE ED CLUTC H T RIP LEVER MAIN 'SHAFT LINE-FE ED CLUTCH TRIP LINK (ON KEYBOARD OR BASE)
  • Page 352 NAVELEX 0967-LP - 625-5010 PLATEN HANDWHEEL SPUR GEAR PLATEN DE TENT BAIL PLATEN PLATEN SPUR IDLER GEAR SPUR GEAR LINE-FEED BARS LIN E-FEED RELEASE LEVER LINE-FEED LINE-FEED CLUTCH BAR BELLCRANK TRIP LEVER ECCENTRICS LINE-FEED CLUTCH AND LINE-FEED CLUTCH SPUR GEAR Figure 3-74.
  • Page 353 NAVELEX 0967-LP- 625--50 10 After the line-feed clutch is end of the stripper ba il. 'l'he stopped by its trip lever, cam disk on the three-stop line­ it is feed clutch provides the m otive disengaged when the latchlever force to operate the stripper drops into the indent in the clutch cam, in the same manner...
  • Page 354 NAVELEX 0967 -LP-6 2 5 -5010 the line-feed mechanism in the switches m ounted on the top o f same way as when this lever is the stunt box. operated b y the function box. Since the clutch is manuall y In general, engaged, line-feed is contin uo us...
  • Page 355 NAVELEX 0967-LP-625-5010 ELECTRICAL SWITCH Fi gure 3-75. Typical Stunt Box Contact (Unoperated) , Right Side View ELECTRICAL SWITCH Figure Typical S tunt Box contact (Opera ted), Right Side 3-76. View 3-122...
  • Page 356 NAVELEX 0967-LP-625 - 5010 en g age the ho les in the form­ mechanisms to move the function fo ld paper and pull the paper lever forward. The function in to page printing position over lever moves the horizontal the fr ont of the platen by two tabulator slide forward .
  • Page 357 �%VELEX 0967-LP-625-5010 BAIL EXTENSION PAWL BAIL SPACING CUT , O UT LEVER HORIZONTAL TABULATOR SLIDE ARM SPACING CLUTCH TRIP LEVER ARM RIGHT MARGIN TABULATOR STOP OPERATING L E VER HORIZONTAL TABULATOR SPACING TRIP LEVER OPERA TING LEVE R CAM PLATE TRANSMITTER STUD CONTACTS...
  • Page 358 NAVELE X og:67-L P-625- 5010 LE. V ER PLATE STRIPPER BAIL LEVER BLOCKING LEVER SPACING CLUTCll RESTORING CAM OPERATING LEVER EXTERSION SPACING CLUTCH INTERMEDIA T E STOP LEVER SPACING BAIJ, TRIP LEVER STOP LEVER ARM LATCH BAIL CLUTCH SHOE LEVER SPACING CLUTCH RESTORING CAM...
  • Page 359 0967-LP-625-5010 NAVELEX down yet. The operating lever arm, and the c lutch stop lever continues moving until it blocks further rotation of the spacing clutch. The t abulator reaches its forward position, but the latch bail resting function slide arm returns to its unoperated (rear) position...
  • Page 360 0967-LP-6 2 5-5010 NAVELEX operated s imultaneously when the is similar to that of the form­ op erating lever is in operatin g out mechanism . Whe n the input po sition. signal code combination representing vertical tabulation 3-13.2 VERTICAL TABULATION AND is received, the associated FORM-OUT.
  • Page 361 NAVELEX 0967- LP-62 5""" 5 010 LINE-FEED FOLLOW ER FORM.OUT SLIDE VERTICAL 'TAB BLOCKING LEVER FORM-OUT CONTACTS 3-79. Vertical Tabulation and Form-out Mechanism, Left Figure Rear View 3-128...
  • Page 362 NAVELEX 0967-LP-625-5010 f e ature provides the m rotating b ackwards under spring tension, following the feed pawl automatically. that is moving downward. After Advancing the a single backspace occurs, "the type box carriage to within one spacin g clutch is disengaged by character of the right margin , action of the trip link the automatic carriage return...
  • Page 363 The assembly the typing a nd motor units of transfers motive power from the th e ASR Teletype writer Set, motor to the associated typing well as for a variety of unit. Changes in operating accessories.
  • Page 364 'I'"" ('I") 'I'"" 'I'"" I.(') ("'") I.(') ..:I...
  • Page 365 KEYBOARD CONTROL KEYBOARD ELECTRICAL SELECTION SWITCH LOCK SWITCH � CODE BAR EXTENSION BASKET ASSEMBLY Figure 3-81. ASR Model 28 Base, Bottom View...
  • Page 366 NAVELEX 09 6 7-LP-625-5010 may be equ i p ped w i th an RFI or assembly p revents the simultaneous depression of more arc suppression network. than one keytop. Variable Features. The k eyboard Gene rator Mechanism. The signal unit has p rovisions for generator mechanism, Figure...
  • Page 367 . Without em ployed in the ESA and used R7 and no load connected, with the ASR 28 type equipment output would rise to the same is 0.5 am pere. The 0.5-ampere value as the unregulated de.
  • Page 368 NAVELEX 0 9 67-LP-625-5010 lo�-pass filter consisting o f two stages (Q1 , Q 6, or Q5 , Q7 ) provide the nece ssary gain to and C 9 through C12 pr ovide noise isolation between drive a Schmitt trigger (Q8 and Transistor s Q2 through power line and power supply.
  • Page 369 NAVELEX 0967-LP-625-5010 c ollector. In this condition , effective temperature compensation is obtain ed to s elector magnet current is de termined p rimarily by the stabilize t he switching level of SMD. Diod e CR5 establis hes value of t he limiting resistor R 2 3 and the power regulator a voltage reference for the output voltage.
  • Page 370 NAVELEX 0967-LP-625-5010 provide negative feedback to the collector of Q2 whi c h rises redu ce transient generation in to sl ightly less than the the driver. Capacitors C3 and positive su pply v oltage . With C7 and C8 are radio-frequency Q2 conducting, Q4 and Q6 also by pass capacitors to e liminate...
  • Page 371 NAVELEX 0967-LP-625-5010 series combination of R13 CR1, and capacitor C8 form CR3, a full -wave rectifier to obtain through R15 thus reducing Q1 a minimum 58 volts unregulated ba se voltage below the emitter voltage established by the Trans istors Q1 and Q2 form voltage divi der R3, R11.
  • Page 373 NAVELEX 0967-LP-625-5010 supp ress Zene r diod e nois e. input side of the Q1 base low-p a ss f ilter cons istin g of resis tor R5, Q 1 conducts, which C12 , in turn saturates Q2 In this L1, L2 , C 9, C1 0,...
  • Page 374 NAVELEX 0967-LP-625-5010 conduct. Consequently, to switching level of the driver. sa tisfy e s a voltage oop condi tions bl i established by R1 3 , Q 3 base­ reference the first s ensur e swit c hin the regulator level emitter, R1U, vo lt age,...
  • Page 375 NAVELEX 0967-LP-625-5010 to hold the preset switch in the Th e mess age counter circuit card preset position to pro vide a contains the l ogic necessary for ground connection to the zero counting up to 9999 messages. Switch action causes a switch.
  • Page 376 NAVELEX 0967-LP-625-5010 digit read-out card. binary s ig nal. Diode CR1 is inverted out pu ts are gated by used to lower the +5 voltage MLJ2. The units enable pulse is supply by approximately used to enable MLJ2 when the volts.
  • Page 377 0967-LP-625 - 5010 NAVELEX DECIMAL CODE BAUDOT CODE BINARY CODE Clll Clll C'ill -Cel c:IO " ""' CIOCO ..:I ..:I ..:I ..:I ..:I ..:I ..:I ..:I ..:I ..:I ..:1 ..:I TWOS ONES I 2 2 2 ::s ::s :s 2 ::s ::e ::e FOURS ::S ::S I 12131415...
  • Page 380 NAVELEX 0967-LP-625-50 1 0 2 of 8 converter is routed to a units and tens on the external of 16 converter. The 1 of message cou nter ic located on converter is composed of the the format ,scanner card. following: MLA3;...
  • Page 381 NAVELEX 0967 - LP-625-5010 scanner outputs, is used to to convert the p arallel message strobe the charac ters int o the n umber and station i dentity external serialize r. characters to serial data for markings o n the circuit card line transmission.
  • Page 382 NAVELEX 0967-LP- 625-5010 high frequ ency output of the of the circuit card is crystal is inverted by MLA4 externally strapped and used to operat e the reader step logic . divided down by flip-flops MLA1, MLB1, MLD1, MLF1. Operation of the reader step logic is d escribed in para­...
  • Page 384 NAVELEX 0967-LP-625-5 010 MLB2. When t he stop bit h as controlled by the en d of the sh ifted all the way through character puls e from MLB 3- 2. MLB2-8 , all the inputs to MLC 3 The end of the character pulse ar e high.
  • Page 386 NAVELEX 0967-LP-625-5010 INVERTED BIT CLOCK 2/D2 NORMAL BIT CLOCK 2/C2 MLF4-11 MLF4-10 (Without Wired AND Connection) MLF4-10 - approx 3 ...u sec BIT CLOCK LOWER MLG4-4 (Without Wired AND Connecti on) approx 5 BIT CLOCK UPPER Fig ur e 3-96. conversion of Cl ock to R ear and Front Bit Clock output connects to gate MLF3.
  • Page 387 REAR BIT CLUCK ��x� ft� �¥6 � SW 2/82 ..REAR TAPE-OUT 1:-1 ,1:: SWITCH 2/C2 REAR RUR-STOP REGISTER MLG3-9 2LB7 START REAR TAPE-OUT SCANNER ..,J REGISTER MLF2-6 2/C7 FORMAT RESET SEND MLH4-6 5/C6 FORMAT DATA SAMPLE MLB3-8 4/87 READER ENABLE ..
  • Page 388 NAVELEX 0967-LP-625 -50 10 es tablished in the The end of duration. A si milar opera tion takes place when switching fro m the format signal is inverted at MLB3-4. This signal is used to inner to the outer pr ime reader enable re gister transmitter distri butor.
  • Page 389 � ..FORMAT GENERATION EXCLUDED � 1.11 FOR SIMPLICITY TIMING STARTS � END OF FORMAT AT END OF FORMAT 4/Fl DATA SAMPLE MLB3-8 4/B7 1:"1 READER ENABLE 'tl I MLE4-6 4/F3 REAR TAPE-OUT SW 2/C2 REAR TAPE-OUT 1.11 REGISTER MLF2-6 2/C7 REAR READER STEP 20 TO 40 MS MLH3 ..
  • Page 390 NAVELEX 0967-LP-625-5010 inverted by ML3-6 and used as the format. When pi n 8 goes low format reset signa l to res and pins 9 and 10 of ML2 high, the dat a s ample format scanne r . The latch sets pulses when ML1-2 goes high .

  • Page 391: Scheduled Maintenance Action Index

    NAVELEX 0967-LP-625-5010 Table 4-1. Scheduled Maintenance Action Index Mai ntenance Action Reference Pe riodicity Inspect and clean as necessary. 4-Sa Check paper supply. 4-Sa (7) Inspect and lub ricate if 4-6,4-7 necessary. Check p oi nt s of range. 4-5b (1) Clean selector magnet pole 4-Sb (2) faces.
  • Page 392 Ta ble 4-1. Inspect type and type box for excessive wear on Daily inspection and pallets; clean w ith stiff brush cleaning of the teletype machine if smudging is evident. is performed as follows: Inspect mach ine for loose, broken,...

  • Page 393: Lubrication Interval

    NAVELEX 0967-LP-6 25-50 10 Apply oil to all cams, including Signal the cammin g su rfaces of eac h generator contacts ( paragraph clutch disk. The following 6- 4b (9)) • symbols apply to the speci fi c lubrication instructions Adjust indicated in the line drawings.
  • Page 394 NAVELEX 0967-LP-6 25 -5010 Table 4-2. Lubr ication Interval (Based on 5-Day Week) * D aily Operation of Equipme nt --::: :- · - 0-8 hrs 8-1 6 hrs 16-24 hr s Speed (w p m) 52 wks 39 wks 26 wks 52 wks 26 wks...
  • Page 396 NAVELEX 0967-LP-625 - 5010 Lubrication me thods for in dexed in Table 4-4 and electrical s ervice units are presented in lub ric ation charts. presented in the lubrication The lubrication charts consist chart in Figure 4-5. of photogra hs and line lubrication charts consist o f a drawings.
  • Page 397 4-23 Non-re peat Lever Mechanism 4-21 4-24 4-22 Clutch Trip Bar Mechan ism 4-25 Transfer Lever Mechanism 4-22 4-26 Contact Box 4-22 4- 27 Transfer Bail Mechanism 4 -23 4-28 Keyboard Clutch Mechanism 4-23 Lockbar Latch Mechanism 4-29 4-23 4-12...
  • Page 398 Universal Bail Latchlever 4 -27 Mechanism 4-38 Reset Cam Foll ower Mechanism 4-27 4- 39 Character Counter an d Electrical 4-28 Li ne Break Mechanism s 4-40 Character Counter Mechanism 4 -2 8 4-41 Character counter Mechanism 4 -29 4-42...
  • Page 401 NAVELEX 0967-LP-625-5010 Engaging Surface Keytop Levers Levers) Figure 4-8. Keylever Mechanism Break Keylever Engaging Surface Bearing &lrface Function Lever Contact &lrface Break Lever Figure 4-9. Break Lever Mechanism Codelever Contacting &lrface Levers) Universal Bail Guide Slots Codelevers Levers) Codelever Felt Washers Washers} Shaft Bearing &lrface...

  • Page 404: Top View

    NAVELEX 0967-LP- 625-5010 CONTACT SUR- CLUTC H TRIP BAR FACE LINK EXTENSION COMPRESSION LINK GUIDE PIN SPRING-EACH END CONTACT SUR- TRIP BAR liNK L ATCH FACE ENGAGING SUR- CLUTCH TRIP BAR FACE LINK TRIP BAR LINK lATCH BEARING SURFACE CONT ACT SUR- BELLCRANK fACE BEARING SURFACE...
  • Page 406 0967-LP-625-5010 NAVELEX 4 -24 CLUTCH TRIP BAR MECHANISM ---- --. 4 - 2 5 TRANSFER LEVER 4-26 CONTACT BOX 4-27 TRANSFE R BAIL MECHANISM MECHANIS M 4-29 LOCKBAR LATCH ANISM 4-30 MARGIN INDICATOR MECHANISM 4-31 LOCAL LINE ��ED MECHANISM 4-32 KEYBOARD SHAFT MECHANISM -...
  • Page 409 NAVELEX 0967-LP-625-5010 • HOOKS-EACH END SPRING FELT WASHERS (2 LOCKING BAIL WASHERS- FRONT POST AND REAR} FELT WICK CAMMING SUR- FACES GUIDE SLOTS LOCKING BAIL {3 SLOTS) • Figure 4-35. Locking Ba il Mechanism Codebar Bail Felt Washers {2 Washers) Bearing &lrface Codebar Bail...
  • Page 410 NAVELEX 0967-LP-625-5010 HOOKS (EACH SPRING END) GUIDE SLOT U NIVERSAL BAIL (EACH SIDE OF LATCH LEVER SLOT) ENGAGING SUR- CODE BAR BAIL EX- FACE TENSION ENGAGING SUR­ RESET BAIL LATCH FACE FELT WASHER UNIVERSAL BAIL LATCH LEVER Figure 4-37. Universal Bail Latchlever Me chanism ROLLER FELT WASHER BEARING SURFACE...
  • Page 414 NAVELEX 0967-LP - 625-5010 ..__ - --- .."\ ..HOOKS-EACH END SPRING '" r· '- ' -� ,- ,, -,...J t ,,,u;11r \ ,,_..,// ,-�-""':::.:" " / L.. - ---- LEVER EACH END ENGAGING SURFACES LEVER 4-45.
  • Page 418 Contacting Latch and Surface Stop Lever • and Stop Surface Latch Lever Latching • Figure 4-54. An�rer-Back Latch and Stop Le er Mechanism Stop Lever Canrming Surface Stop Lev�:·r and Bearing Surface Lever Pivot {2 Places) Figure 4-55. Answer-Back stop Lever, Front view 4-- 3 5...
  • Page 419 NAVELEX 0967-LP-625-5010 Sensin� Levers and Engaging Surfaces (5 Places) Codebars Bearing Surface Levers Pivot and (Both Sides) Side Plate Bearing Surfaces Sensing Levers (5 Levers) and Levers Pivot Guiding Surfaces Sensin� Levers and (5 Places) Mounting Plate Answer-Back Code Bars and Sensing Levers, Top View Figure 4-56.
  • Page 420 NAVELEX 0967-LP-625-5010 Bearing Surface Stepping Pawl and Eccentric Stud Contacting Surfaces Stepping Pawl and Codeblades Hook - Each End Spring Contacting Surface Adju sting Screw Contacting Surface Lever and Latch • Figure 4-58. Answer-Back stepping Pawl, Front View Lock! ever ---------- Bearing Surfaces Function Lever...
  • Page 421 NAVELEX 0967-LP-625-5010 thoroughly. Saturate all felt washers and oi lers, and apply WARN ING oi l to each end of all springs. Apply oil to points where it Disconnect pow er b efore applying any lubricant. wi ll adhere and not run off. Av oid overlubrication.
  • Page 422 NAVELEX 0967-LP-625-5010 Table 4-5. Typing Uni t Lubrication Chart Index Title 4-60 Printing Area, Front V i e w 4-44 4-61 Printing Mechanism 4- 45 4-62 Type Box Carriage Mechanism, Rear V i ew 4-46 • 4-63 Paper Feed Area 4-46 4-64 Paper...

  • Page 423: Typing Unit Lubrication Chart

    NAVELEX 09 67- LP-625-5010 Table 4-5. Typing Unit Lubrication Chart Index - Cont inued Title 4 -61 4-85 Spacing Area Spacing Drum D rive Mechanism 4-62 4-86 carriage Return Mechanism 4-63 4-87 4-88 Spacing Drum Feed Mechanism 4-63 4-89 Track Guide Mechanism 4-63 4-90 Horizontal Positioning Area...
  • Page 424 NAVELEX 0967-LP-625 -5010 Tab le 4-5. Typing Unit L u b rication C hart Index - Continued 'Iitle L ine-Feed Mechanism 4-110 4-74 Paper Guide Ar ea 4-11 1 4-75 4-112 Paper Guide Mechanism 4 -75 4-113 Horizontal Tabulator Mechani sm, 4-76 Ea rly Design 4-114...
  • Page 425 0967- LP -625- 5010 NAVE LEX Table 4-5. Typing Un±t Lubrication Chart Index - Continued Title Drive Mech anism 4-86 4-134 4-135 Paper -Out Alarm Mechanism 4-87 continuous Spacin g Mecha nism 4-87 4-136 Slide Arm Bracket 4-137 4-88 4-138 Compression Sp rin g 4-88 4-139...
  • Page 426 NAVELEX 0967-LP -625- 5 010 Typing Unit L ubrica tion C hart Index Table 4-5. - Cont inued Title Magnet-operated Print Suppression 4-156 Mechanism, Left Side View 4 -9 6 LETTERS-FIGURES Code Shift 4-157 Magnet Mechanism, Left Side View 4-96 4-158 Print suppression and Off -Line Stunt Shift Control Mechanism, Left...
  • Page 427 NAVELEX 0967-LP-625-5010 4-61 PRINTING MECHANISM 4-62 TYPE BOX CARRAGE MECHANISM 4, - 61 PRINTING MECHANISM Figure 4-60. Printing Area, Front View 4- 44...
  • Page 428 NAVELEX 0967-LP-625-5010 Felt Washers (2) Printing Hammer Operating Bail Spring Felt Wick Secondary Printing Engaging Surface Secondary Printing Arm Engaging Surface Printing Hammer Stop Engaging Surface Printing Hammer Spring Felt Wick Printing Hammer Hooks Springs Felt Washer Operating Bail Latch Engaging Surfaces Operating Bail Latch TOP VIEW...
  • Page 429 NAVELEX 0967·-IJP-625-5010 Bearing Surface Typebox Latch Toggle Typebox Rollers Bearings Hooks Spring S A T Spring Felt Wick Bearing Surface Typebox Latch Typebox Link Bearing Surface Figure 4-62. Type Box carri age Mechanism, Rea r View 4-64 PAPER FEED MECHANISM Figure 4-63.
  • Page 430 NAVELEX 0967-LP-625�5010 Hooks Spring Bearing Surface Platen Detent Bail Bearing Surface Paper Finger Shaft Teeth (2 Gears) Platen Gears Bearings Platen Shaft Bearing Surfaces Paper Pressure Roller Shafts Bearing Surfaces Paper Straightener Shaft Bearing Surfaces Paper Straighte�er Levers Hooks Spring Bearing Surface Release Lever Bearing Surfaces...
  • Page 431 NAVELEX 0967-LP-625-5010 ..•. BEARING BALLS CODE DETENT (9 BALLS) Figur e 4-66. Code Ba r Detents, Left Side V iew GUIDE SLOTS (9) CODE BARS HOOKS SPRINGS (3) Figure 4-67. Co de B ar Mechanism, Front View 4-48...
  • Page 432 NAVELEX 0967-LP-625 - 5010 4-69 RIBBON•FEED MECHANISM 4-70 RIBBON•FEED MECHANISM 4- 71 VE RT IC AL PO SI TI ON IN MECHAN ISM Figure 4-68. Ribbon Area, Right Side View Bearing Surface Ribbon Roller Shaft Felt Washer Ribbon Spool Shaft Bearing Surface Ribbon Spool Toggle �...
  • Page 434 NAVELEX 0967-LP-625-5010 Vertical P ositioning Felt Washer Lever Ribbon Drive Link Bearing Surface Vertical Positioning Engaging Surface Lever Engaging Surfaces Vertical Positioning Locklever Hooks Spring Bearing Surfaces Vertical Positioning Lever Felt Washers Main Side L£>ver Follower Guiding Surface Stripper Blade �...
  • Page 435 NAVELEX 0967-LP-625-5010 � 4-73 RIBBON·FEED MECHANISM 4-73 RIBBON-FEED MECHANISM 4-7 4 VERTICAL POSITIONING MECHANISM Figure 4-72. Ribbon Area, Left Re�r View 4-52...
  • Page 438 NAVELEX 0967-LP- 6 25-5010 4-76 CODE BAR 4-77 MECHANISM � Figure 4- 7 5. Selector Area, Right Side View Guide Slots Shift Levers Engaging Surface Shift and Transfer Levers Bearing Guide Slots Transfer Lever Guide Bearing Roller Bearings Shift Lever Link Rollers Felt Washers Shift Lever Link Shaft Hooks...
  • Page 440 NAVELEX 0967-LP-625-5010 4-79 STUNT BOX MECHANISM 4-80 STRIPPER BLADE MECHANISM Figure 4-78. Function Area, Re ar View 4-5 7...
  • Page 441 NAVELEX 0967-LP-625-5010 Function Levers Guide Slots Function Paw Is Guide Slots Each Felt Wick Function Pawl Springs Guide Slots Function Bars Springs Hooks Engaging Surfaces Function Bars (Front and Rear) Guide Surfaces Line Feed Slide Ann � Spring Hooks Keyboard Locklever Bearing Surface Engaging Surfaces Function Levers...
  • Page 442 0967-LP-625-5010 NAVELEX 4-82 RIBBON-FEED MECHANISM 4-83 SHIFT MECHANISM 4-84 FUNCTION ROCKER SHAFT MECHANISM 4-81. Figure Function Area, Re ar View Engaging Surface Ribbon Reverse Detent Paper Release J-.ever Bearing Surface " • Ribbon Reverse Spur Gear Teeth Ribbon Reverse Shaft Bearing Hooks Spring...
  • Page 444 NAVELEX 0967-LP-625-5010 4-89 TRACK GUIDE MECHANISM 4-88 SPACING DRUM FEED 4-87 4-86 CARRIAGE RETURN SPACE DRUM DRIVE MECHANISM MECHANISM Figure 4-85. Spacing Area, Front View 4-61...
  • Page 445 NAVELEX 0967-LP-625-5010 Engaging Surface Space Pawls (2) Engaging Surface Spacing Cutout Lever Bearing (Outer Spacing Drum and Inner End) Shaft Engaging Surface Slide Transft>r Roller Beanng H"llt·r Stop :\m1 Engaging Surfact:>s Ht'tum Carriagt• Latch Bail Apply Around Dash Periphery of Cup Hooks Springs Bearing Surfaces...
  • Page 446 NAVELEX 0967-LP-625-50 10 Printing Track Guide Felt Oiler Carriage Return Spring Between Layers Margin Indicator Cam Disc Surface Disc Bearing (O Carnage R Spring and Inner E nd ) Drum Shaft Hooks Sp rin g Spring Felt Wick Tension Bail Pulley B eanng Surface...
  • Page 449 N�VELEX 0967-LP-625-5010 4-97 OSCILLATING MECHANISM 4-96 OSCILLATING MECHANISM � 4-94 LETTERS­ FIGURES SHIFT MECHANISM • • 4-95 LETTERS-FIGURES SHIFT MECHANISM • Figure 4-93. LETTERS-FIGURES Shift Area, Front View Shift Link Breaker Guiding Surfaces Slide Felt Washer Letters-Figures Shift Slide Post Bearing Surfaces Letters-Figures Shift Slide...
  • Page 450 NAVELEX 096 7-I,P-62 5-5010 Shift Slide Drive Link Felt Washer Bearing Surface Breaker Slide Bail Main Bail Link Bearing Surfaces • Felt Washer Shift Slide Drive Link Bearing Surface Breaker Slide Bail Bearing Surfaces Main Bail Link � ( Figure q-qs. LETTERS-FIGURES Shift Mech anism, Front View _Felt Washers...
  • Page 451 ��VFLEX 0967-LP-625-5010 • Pulleys Felt Washers (3) Bearing Surfaces Oscillating Rail Shift Link � Felt Washer Oscillating Rail Guide Arm ure 4-97. Oscillating Mechanism, Front View 4-101 SELECTOR CAM CLUTCH ASSEMBLY 4-100 4-99 MAIN SHAFT MAIN SHAFT - MECHANISM CLUTCHES AND GEARS ,,)•...
  • Page 452 NAVELEX 0967-LP-625-5010 Felt Washer Drive Link Internal Clutch Assemblies Mechanisms (Felt Wicks and Springs) Teeth ( Gears) Main Shaft Gears Bearing Surfaces Clutch Sleeves Ball Bearing Main Shaft Bearing • Camming Surfaces Clutch Discs Bearing Surface Drive Link Bearing 4- 99 . Fiqure .Main Shaft - Clutches...
  • Page 454 NAVELEX 0967-LP-625-5010 4-105 SPACING MECHANISM 4-104 SPACING MECHANISM ��-103. Figure Spacing Area, Bottom View Engaging Surfaces Spacing Trip Lever Felt Washers Spacing Suppression Slide Felt Washers Spacing Trip Lever Spacing Trip Lever Felt Washer Bail Shaft Engaging Surface Spacing Trip Lever Bail Engaging Surface Trip Reset Cam Hooks...
  • Page 455 NAVELEX 0967-LP-625-5010 OIL HOLE SPACING SHAFT TEETH SPACING SHAFT GEAR Figure 4-105. Spacing Mechanism, Left Side View Engaging Surface Spacmg Cutout Transfer Bail Felt Washers (2) Spacing Cutout Transfer Bail Felt Washer Spacing Cutout Bail Spacing Cutout Bail Engaging Surface Carriage Return Bail Felt Washers (2) Shaft...

  • Page 456: Fight Side View

    NAVELEX 0967-LP-625-5010 4-108 LINE•F EED MECHANISM 4-107. Figure Lin e-F e ed Area, Rear View HOOKS-EACH END SPRING BEARING SURFACE PLATEN HAND WHEEL BEARING SURFACE PLATEN IDLER SPUR GEAR TEETH PLATEN SPUR GEARS GEARS) ENGAGING SURFACE LINE-FEED BARS GUIDING SURFACE LINE-FEED BAR RELEASE LEVER GUIDING SURFACES...
  • Page 459 0967-LP-625-5010 NAVELEX • 4 -114 TABULATOR SHAFT MECHANISM 4-115 SPACE SUPPRESSION MECHANISM 4-113. Fiqure Horizontal Tabulato r Mechanism, (Ea rly Design), Front View Hooks Spring Spring Torsion Coils Hooks Tabulator Sh aft Bearing Surfaces Bearing Surface Tabulator Pawl Tabulator Stop Clip Engaging Surfaces Fi gure 4-114.
  • Page 460 • 0967-LP-625-5010 NAVELEX � • 4-118 SPACING CLUTCH MECHANISM • 4-117 OPERATING LEVER MECHANISM � 4-116. Horizontal Tabulato r Mechanism, Figure (Early De sign) Bottom View • ENGAGING SURFACES SPACING TRIP ARM PLACES) HOOKS - EACH END SPRING OPERATING LEVER ENGAGING SURFACE BLOCKING ARM BEARING SURFACE...
  • Page 461 • NAVELEX 0967-LP-625-5010 • GUIDE SURFACE CAM ARM G Ul DE SURF ACE TABULATOR SLIDE ARM HOOKS SPRING ENGAGING SURFACE CAM ARM BEARING SURFACES CAM ARM HOOKS S PRIN G CAMMING SURFACE CAM ARM SA.T FELT WASHERS ClUTCH TRIP SHAFT SPACING CLUTCH CAMMI NG SURF ACE RESTORING CAM...
  • Page 462 NAVELEX 0967-LP-625-5010 Cam Arm s Bearing Surfaces Contact Ar m s Engaging Surfaces E ngaging Surfaces Cam Arms Felt Washers ( 4) Driving Cam Guide Slots Stripper Blade Caroming Surfaces Driving C'am Felt Washer Stripp er Bladf:' Dri\1n g :\nn Figure 4-120.
  • Page 463 4-1�3 SINGLE-DOUBLE LINE­ FEED M�CHANISM ---. . MECHANISM �,.., � Selective Calling Mechanism, Rear View Fiqure 4-122. PIVOT SINGLE-DOUBLE LINE·FEED LEVER ENGAGING SURFACE OPERATING ARM OPERATING ARM GUIDE SURFACES OPERATING ARM FELT WASHER ENGAGING SURFACES STRIPPER BAIL SURFACES TORSION SPRING COILS HOOKS -EACH END SPRING...
  • Page 464 0967-LP-625 -5010 NAV ELEX HOOKS - EACH END SPRINGS (2 SPRINGS) SPRINGS FELT WICKS (2 SPRINGS) CAM SHAFT FELT WASHERS (2 BEARINGS) FUNCTION BAIL BEARINGS ROLLERS (3 ROLLERS) FELT WASHERS DRIVE LINK (EACH END) FELT WASHERS FUNCTION BAR {2 PIVOTS) RESET BAIL EN GAG lNG SURF ACE FUNCTION CAM...
  • Page 466 NAVELEX 0967-LP-625�5010 • • Engaging Backspace Surface Camming Bail Bearing Adjusting Plate Surface Engaging Intermediate Arm Surfaces Hooks Spring Bearing Backspace Surface Camming Bail Figure 4-128. Pawl Mechanism, Front View Backspact' Slidt' Guide Surfaces Eng�mg Surface BackspacE' Bail Carnmmg Surfan• Spanng Clutch Cam D1sc I-:ng�mg Surface...
  • Page 468 NAVELEX 0967-LP-625-5010 • (2 Gean) - Gean Platen Spur Teeth Guide Surface Line-Feed Bar Release Guide Surfaces Bars 121 L1ne·F� Hooks Spnn� 121 Felt Oiler LinE>•Fef'd Bar Bellcrank Bearing Surface Lme•Ft•t>d Rar Bellcrank Hooks Sprmg Bearing Surfaces Line-Fef'd Bar Eccentnc Line•Feed Spur Teeth...
  • Page 469 NAVELEX 0967-I,P-625-5010 � 4-135 PAPER·OUT ALARM MECHANISM 4-134 DRIVE MECHANISM Figure 4-133. Page Feed-Out M echa nism, Left Rear View - - - - - ------ - C ------- - - -- - --- IDLER GEAR TEETH ADJUST ABLE ARM PIVOT BEARING SURFACE HANDWHEEL...
  • Page 470 NAVELEX 0967-LP-625-5010 Hooks Spring Bearing Surface Bellcrank Follower Hub Figure 4 - 135. Paper-out Ala rm Mechanism, Left Side View 4-138 COMPRESSION SPRING 4-139 TRIP MECHANISM Figure 4-136. Continuous Spacing Mechanism, Rear View 4 -87...
  • Page 472 NAVELEX 0967-LP-625-5010 4-142 SPACING CUTOUT TRANSFER BAIL 4-143 BAIL EXTENSION 4-14 1 BLOCKING LEVER FRONT VIEW OPERATING LEVER 4-146 INTERMEDIATE BAIL 4-144 4-147 LATCH BAIL SLIDE ARM 4-148 OPERATING LEVER BOTTOM VIEW Figure 4-140. Horizontal Tabulato r Mechanism, (Late Design) 4-89...
  • Page 473 NA V ELEX 0967-LP-625-50 10 Tabulator Stops Engaging Surface Bearing Surface Tabulator Pawl Hooks Springs Bearing and Guide Blocking Lever Surface Figure 4-141. Blocking Lever, Front View Spacing Cutout Bearing Surface Transfer Bail Spacing Cutout Bail Contacting Transfer Bail Surface Transfer Bail Stud Figure 4-142.
  • Page 475 NAVELEX 0967-LP-625 - 5010 Lt•vpr Bearing Surface Opt•rating Slidt• :\rm , - � (� Lt-vt'f Engaging Surface Operating Lever With Blocking Slide Arm and Bracket Hooks Slide Arm Spring Slide Arm, Right Side View Figure 4-147. Operating Lever Contacting Surface With Adjusting Plate Trip Lever Arm Bearing Surface...
  • Page 476 NAVELEX 0967-LP-625-5010 Shaft Mounting Oscillating Lever Surface and Roller Bail Engaging Ribbon Reversing Surfaces Levers FeltWashers Ribbon Spool Bracket Shaft Figur e 4-149. Two-Color Ribbon Mechanism oscillating Lever, View Ribbon Ratchet Ribbon Magnet Hinge and Bracket Stop Lever Ribbon Spool Bracket Surfaces Figure...
  • Page 477 NAVELEX oq67-LP-625-5010 4-1 52 OPERATING MECHANISM Universal contact stunt Box Me chanism, Rear View 4 -151. Figure Bearing Surface Latch Surface Cams Latchlever Latching Surface Engaging Surface Insulator Hooks Spring Latchlever Bearing Surface 4-152. Figure operating Mechanism, Right Side View 4-9 4...
  • Page 479 NAVELEX 0967-LP-625-5010 Hook Spring Contact Arm Insulator Both Faces Assembly Metal Sleeve Felt Washer Universal Con ta ct Selecto r Mechanism, Right Side Figure 4-155. View Blocking Surface Armaturt' Extt>nsion Blocking Bail Ex!Rnsion Supprt'ssion Hooks Spring ( 2) Pivots Armaturt> Fi g ure 4-156.
  • Page 480 NAVELEX 0967-LP-625-5010 Surface Blocking Lever Armature Pivots Figure 4-158. Print Suppre s sion Off-Lin e stu n t Shift control Mechanism, Le ft Sid e View Form Feed-Out Bail Pivot Torsion Spring Loop Figure 4-1 5 9. Form Fee d-Out Mechan is m, Right Rear View...

  • Page 482: Typing And Non-Typing P E Rforator Lubrication Chart Index

    NAVELEX 0967-LP-625-5010 Table 4-6. Typing and Non-typing Per forator Lubricatio n Chart Inde x - Continued Tit le 4-181 Ribbon-Fe ed Mechanism, Lat e Design, Front View 4-109 4-182 Rib bon-Feed Mechanism, Late Design, Rear View 4-109 4-183 Rotary Positioning Mechanism (Typing Perforator Only) 4-110 4-184...
  • Page 483 NAVELEX 0967-LP-625-5010 Typing and Non- typing Perforator Lubricat· i on chart Table 4-6. Index - C ontinued Tit le 4- 197 M anual and Power Drive Backspace Mech anism for Chad le s s Tape 4-117 Manual and Power Drive 4- 198 Backspace Mechanism for Fu l l y Perforated Tape...
  • Page 484 NAVELEX 0967-LP-625-5010 • 4-161 PERFORATOR CLUTCH 4-164 PERFSRATOR CLUTCH GEAR MECHANISM (NON-TYPING ONLY) 4-16 2 PERFORATOR CLUTCH AND RESET CAM MECHANISM 4-163PERFORATOR CLUTCH MECHANISM (NON-TYPING ONLY) 4-165 ROCKER BAIL MECHANISM (NON-TYPING ONLY) Figure 4-160. Perforator Mechanism, Top View PERFORATOR C LUTCH BALL BEARING DRIVING SHAFT Figure...
  • Page 486 NAVELEX 0967-LP-625-5010 4-167 REAR BRACKET GEAR MECHANISM • 4-168 PERFORATOR TRIP LEVER MECHANISM 4-169 PUNCH SLIDE MECHANISM Fig�re 4-166. Perforator Transmitter, Front View REAR BEARING BRAC­ GEAR T�ETH KET GEAR • F igure 4-167. Rear Bearing Bra cket Gear Mechanism CONTACT SUR­...
  • Page 487 N�VELEX 0967 - LP-625-5010 ENGAGING SUR- PUNCH SLIDE FACE (5 LATCHES) LATCH ENGAGING SUR- PUNCH SLIDE FACE (5 LATCHES) LATCH PUNCH SLIDE BEARING SURFACE LATCH (5 LATCHES) HOOKS-EACH END SPRINGS (5 SPRINGS) PUNCH SLIDE ENGAGING SUR- FACE (5 LATCHES) LATCH Figure 4-16 9.
  • Page 488 0967-LP-625-5010 NAVELEX BEARING SURFACE TAPE SHOE � BEARING SURFACE TAPE SHOE ARM (2) (FRONT AND REAR) Tape Shoe Arm Mechanism Figure 4-171. HOOKS-EACH END ROCKER BAIL SI>RING {4 SPRINGS) FELT WASHERS RETRACTOR BAIL (2-FRONT & REAR) BEARING SURFACE RETRACTOR BAIL (2-FRONT &...
  • Page 492 NAVELEX 0967-LP-625-5010 HOOKS (2) SPRING PIVOT POINT FEED PAWL • PIVOT CHECK PAWL REVERSING PIVOT POINTS (2) DRIVE ARM CONTACTING ADJUSTABLE SURFACE EXTENSION DRIVE ARM FELT WASHER RO LLER SPRiNGS (2) HOOKS (2) RATCHET WHEEL TEETH SHAFT RO LLERS (2) SHAFT FELT RATCHET WHEEL...
  • Page 494 NAVELEX 0967-LP-625-5010 PUSH BARS RACK TEETH CONTACT SURFACES PUSH BARS PUSH BARS CONTACT SURFACES Figure 4-185. Pushbars (Typing Perforator Only) ij-111...
  • Page 495 NAVELEX 0967-LP-625-5010 4 � 19 5 ROCKER BAIL MECHANISM (TYPING PERFORATOR ONLY) 4 -l88 FUNCTION BOX (TYPING PERFORATOR ONLY) 4-1 87 FUNCTION CAM CLUTCH TRIP 4-193, 4-194 PRINTING MECHANISMS �-192 (TYPING PERFORATOR iHAFT MECHANISM ONLY) .TYPING PERFORATOR ONLY) 4-189, 4-19 0 AXIAL POSITIONING MECHANISM (TYPING PERFORATOR ONLY) Figure...
  • Page 497 09 67-LP-625-5010 NAVELEX PIVOT POINT OSCILLATING BAIL CONTACT SURFACES RIBBON CARRIER RIBBON OSCILLATING PIVOT POINTS LEVER PIVOT POINT RIBBON OSCILLATINC (FELT WASHER) LEVER CONTACT SURFACES RIBBON CARRIER OSCILLATING PIVOT POINTS (FELT WASHERS) DRIVE LINK Figure 4-190. Axial Positioning Mechanism (Typing Perfora tor Only) , Left Side View DETENT POINT e;...
  • Page 498 NAVELEX 0967-LP-625-5010 � IF FUNCTION CAM NEEDLE BEARINGS ARE DISSASSEMBLED AT ANY TIME, REPACK BEARINGS WITH GREASE. TEETH GEARS CAMMING SURFACES FUNCTION CAM � BEARING ( 2 ) BALL BEARINGS SURFACES FUNCTION CAM NEEDLE BE..AR'�G SLEEVE B OTH ENDS OF SLEEVE AND OIL HOLE IN SLEEVE.
  • Page 500 NAVELEX 0 967-LP-625-5010 � BEARING SURFACE RAKE SHAFT (REAR) GEAR TEETH GEAR SEGMENT � HOOKS-EAC . H END PAWL SPRING BEARING SURFACE FEED PAWL CONTACT SURFACE FEED PAWL HOOKS-EACH END SPRING SPRINGS) BEARING SURFACE BELL CRANK Figure 4-197. Manual and Power Drive Backspace Mechanism for Chadle ss Tape BACKSPACE PAWL...
  • Page 501 NAVELEX 0967-LP-625-50 10 � LINK BEARING SURFACE ROTATING SUR- ECCENTRIC FACE ENGAGING SURFACE LATCH SLIDING SURFACE ECCENTRIC D RIVE ARM FORK BEARING SURFACE BEARING SURFACE ARMATURE BAIL HOOKS-EACH END SPRINGS SPRINGS) Figure 4-199. Power Drive Backspace Mechanism , Early Design BEARING SURFACE LINK LATCH...
  • Page 503 NAVELEX 0967-LP-625-5010 HOOKS -EACH END SPRING SLOT FUNCTION BOX REAR PLATE SLOT FUNCTION BOX FRONT PLATE GUIDE EXTENSION FUNCTION BLADE Figure 4-203. Un shift-on-Space Mechanism CONTACT SURFACE FUNCTION BLADE HOOKS- SPRING EACH END CONTACT SURFACE fUNCTION BLADE SLIDING SURFACES FUNCTION BLADE SENSING FINGERS FUNCTION BLADE Figure 4-204.
  • Page 504 N AVELEX 0967-LP-625-5010 • charts. T he lubrication charts will adher e and not run off. consist of photographs and line Avoid overlubrication. Keep dr awings. Photog raphs show th e electrical contacts and wire gene ral area to be lubricated. insulations free of lubricants .

  • Page 505: Typing Reperforator Lubrication Chart Index

    NAVELEX 0967-LP-625-50 1 0 Typing Reperforator Lubrication Chart Index Table 4-7. Title 4-125 Typing Reperforator Unit 4-205 4-126 Ribbon-Feed Mechanism, Late Design 4-206 Punch, Pin, Retractor, and Punch S lide 4-207 4-127 Guide for Chadle ss Tape Mechanism Punch Mechanism for Fully Perforated 4-208 4 -128 Tape...
  • Page 506 NAVELEX 0967- LP-62 5 -5010 Table 4-7. Typing Reperforator L ubrication Chart Index Continued � itle Slack Tape Mechanism 4-22 6 4-140 4-22 7 Main Shaft and Jack Shaft (Two-Sha ft Unit) 4-141 Main Shaft and Jack Shaft Location on 4-22 8 ASR 2 8 Typing Reperforator 4 -142...
  • Page 507 N AVELEX 0967-LP-62 5 -5 010 Table 4-7. Typing Reperf orator Lubrica tion Chart Index Conti nued Title switch Lever and S pring on Remote 4-239 Non- interferin g BLANK Tape Feed-out 4 -152 Mechan ism, Early Des ign Remote Control Non-interfering BLANK 4-240 Tape Feed-Out Mechanisms, Later Design...
  • Page 508 NAVELEX 0967-LP-625-5010 4-7. Chart Index - T able Typing R epe rf orator Lub rication Continued 'Iitle 4-165 Ti me Del ay M otor Stop Mechanism 4-255 4-166 4-256 Ribb on-Feed Mechan ism, Earlier Desig n 4-206 RIBBON-FEED MECHANISM 4-220 AXIAL POSITIONING MECHANISM 4-223...
  • Page 509 NAVELEX 0967-LP-625-5010 HOOKS SPRING ( 2 ) PIVOT POINT FEED PAWL PIVOT CHECK PAWL REVERSING PIVOT POINTS ADJUST AB LE SURFACE EXTENSION FELT WASHER DRIVE ARM ROLLER FRONT VIEW SPRINGS HOOKS RATCHET WHEEL TEETH SHAFT ROLLERS RATCHET WHEEL SHAFT FELT WASHERS PIVOT DETENT...
  • Page 510 NAVELEX 0967-LP-625-5010 01 SLIDING SURFACE (5) PUNCH PIN (UPPER GUIDE) RETRAC TOR BA IL SLIDING SURFACE (5) PUNCH PIN (RETRACTOR NOTCH) PUNCH PIN (LOWER GUIDE) 01 SLIDING.SURFACE (5) PUNCH SLIDE GUIDE FEED WHEEL FEED WHEEL OIL HOLE PIVOT POINT FEED WHEEL (FELT WASHER) DIE WHEEL (FELT WAStER)
  • Page 513 NAVELEX 0967-LP-62 5-5010 01 SLIDING SURFACE (6) PUNCH PIN (UPPER GUIDE) 01 SLIDING SURFACE {6) PUNCH PIN (LOWER GUIDE) 01 SLIDING SURFACE (6) PUNCH PIN PUNCH SLIDE GUIDE 01 HOOKS-EACH END SPRING FEEDWHEEL RATCHET TEETH 02 OIL HOLE FEEDWHEEL FEEDWHEEL (FELT WASHER) SAT PIVOT POINT DIE WHEEL...
  • Page 516 NAVELEX 0967-LP-625-5010 � TEETH KNOB TEETH RACK CLUTCH STOP ARM SPRING Figure 4-214. Range Finder Mechanism 4-133...
  • Page 519 NAVELEX 0967-LP-625-5010 4-219 FUNCTION BOX MECHANISM 4-220, 4-221 AXIAL POSITIONING MECHANISM 4-224 ROCKER BAIL MECHANISM 4-224 FUNCTION CAM CLUTCH TRIP MECHANISM 4-233 REMOTE CONTROL NON INTERFERING LTRS AND BLANK TAPE FEED-OUT MECHANISM Figure Loca tion of Rocker Bail, F unction Box, Axial 4-218.
  • Page 521 NAVELEX 0 967-LP-625-5010 PIVOT POINT OSCILLATING BAIL � CONTACT SURFACES RIBBON CARRIER PIVOT POINTS RIBBON OSCILLATING LEVER RIBBON OSCILLATING PIVOT POINT (FELT WASHER) LEVER RIBBON CARRIER CONTACT SURFACES OSCILLATING PIVOT POINTS (FELT WASHERS) DRIVE LINK Axial Positioning Mechanis m, Left Side View Figure 4- 221.
  • Page 522 0967-LP-625-5010 NAVELEX CONTACT SURFACE PRINTING LATCH SLIDING SURFACE PRINTING TRIP LINK PIVOT POINT PRINTING LATCH PIVOT POINTS PRINT HAMM E R HOOKS -EACH END PRINT HAMMER SPRING HOOKS- EACH END HAMMER ACCELERATOR SPRING HOOKS-EACH END PRINTING LATCH SPRING PIVOT POINT PRINTING DRIVE LINK HOOKS-EACH END PRINTING TRIP LINK...
  • Page 523 NAVELEX 0967-LP-625-5010 CONTACT POINT S MAIN TRIP LEVER END OF LEVER CLUTCH TRI P S H A FT HOOKS - EACH END CLUTCH RELEASE SPRING CONTACT SURFACE RE SET LEVER FELT WASHERS CLUTCH TRIP SHAFT HOOKS - EACH END LATCH LEVER SPRING CONTACT SURFACE CLUTCH STOP LUG BEARING...
  • Page 524 NAVELEX 0967-LP-625-5010 *IF FUNCTION CAM NEEDLE BEARINGS ARE DISASSEMBLED AT ANY TIME, REPACK BEARINGS WITH GREASE (BEACON 325) (TP195298) OR ITS EQUIVALENT TEETH GEARS (2) CAMMING FUNCTION CAM SUR FACES (2) BOTH ENDS O F *FUNCTION CAM SLEEVE AND OIL NEEDLE BEARING HOLE IN SLEEVE SLEEVE (3)
  • Page 525 NAVELEX 0967-LP-625-5010 4-227 MAIN SHAFT AND JACK SHAFT MECHANISM Figure 4-228. Main Shaft and Jack Shaft Location on ASR 28 Typing Reperforator Unit 4-142...
  • Page 526 NAVELEX 0967-LP-625-5010 HOOKS-EACH END SP RING SLOT FUNCTION BOX REAR PLATE SLOT FUNCTION BOX FRONT PLATE GUIDE EXTENSION FUNCTION BLADE Figure 4-229. Unshift -on-Space Mechanism FUNCTION BLADE CONTACT SURFACE HOOK S­ SPRING EACH END FUNCTION BLADE CONTACT SURFACE FUNCTION BLADE SLIDING SURFACES FUNCTION BLADE SENSING FINGERS...
  • Page 528 NAVELEX 0967-LP-625-5010 BEARING PLUNGER SURFACE BEARIN G DRIVE SHAFT SURfACES BEARING START SURFACES LEVER HOOKS- SPRING EACH END CONTACT TRIP LEVER SURFACE HOOKS - SPRING EACH END Figu r e 4-232. Manual and Solenoi d Operated Interf ering LTRS Tape Feed-Out Mechani sm, Dri ve Shaft and T rip Lever Lubrication Points...
  • Page 531 NAVELEX 0967-LP-625-5010 ARMATURE HINGE PIVOT POINT DRIVE BAIL ROLLER ROLLER SURFACE PIVOT POINT DRIVE BAIL ROL LER DRIVE BAIL PIVOT POINT BLOCKING BAIL CONTACT POINT DRIVE BAIL CONTACT POINT CONTACT P OINT BLOCKING L ATCH HOOKS-EACH END SPRING c:-'' PIVOT POINT DRIVE LINK DRIVE LINK SLIDE SURFACE...
  • Page 532 NAVELEX 0967-LP-625-5010 CONTACT POINT FEED-OUT PAWL GUIDE SURFACE FEED-OUT PAWL PIVOT POINT FEED-OUT PAWL HOOKS- EACH END DRIVE LEVER SPRING SLIDING SURFACE ECCENTRIC COLLAR PIVOT POINTS {� DRIVE LEVER SHAFT RELEASE ARM CONTACT POINT SLIDING SURFACE LOCK LEVER HOOKS- EACH END SPRING LOCK LEVER PIVOT POINT...
  • Page 534 NAVELEX 0967-LP-625-5010 ROLLER SURFACE KICK-OUf ARM CONTACT POINT FEED-OUT LATCH CONTACT S URFACE KICK-OUT ARM LATCH ARM AND LATCH SHAFT PIVOT POINT HOOKS -EACH END SPRING PIVOT POINT ARMATURE BAIL HOOKS - EACH END SPRING F igure 4-238. Kic. k -out Arm, Armature Bail, and Lever Sha ft...
  • Page 538 NAVELEX 0967-LP-625-5010 BLOCKING LINK 01 HOOKS-EACH END SPRIN G BLOCKING LINK SLIDING SURFACES (2) •.. Figure 4-242. Blocking Li nk on Remote Control Non - Interfering BLANK Tape Feed-Out Mechanisms 4-155...
  • Page 539 NAVELEX 0967-LP-625-5010 - -....{0)) SLIDING SURFACES SWINGER INSULATOR BUTTON PIVOT POINT BAIL W ENGAGING SURFACES LOWER BAIL EXTENSION Figu re of Tape Feed-Out Timing Contacts for Non­ 4-243. Interfering and BLANK Tape Feed-Out LTRS Mechanism 4-156...
  • Page 540 NAVELEX 0967-LP-625-5010 REMOTE CONTROL NONINTERFERING BLANK TAPE FEED-OUT MECHANISM 4-239 Remote Control Non-Interfering Tape F eed-o ut Fi gure 4-244. Mechanism 4-157...
  • Page 543 NAVELEX 0967-LP-625-5010 CONTACT SURFACE FUNCTION BLADE SPRING HOOKS'- EACH END BLANK FUNCTION FELT WASHER BLADE FELT WASHER E BAI EACH END HOOKS SPRING SLIDING SURFACE SLIDING SURFACE LATCH LEVER SPRING HOOKS- EACH END ENGAGING SURFACE BLOCKING LEVER LOWER SLIDING SURFACE FEED PAWL EXTENSION PLATE WITH BUSHING...
  • Page 544 NAVELEX 0967-LP-6 25 -5010 OPERATING LEVER PIVOT POINT 01 HOO KS-EA CH END SPRING Figure 4-249. LETTERS-FIGURES Contact Mechanism, Late Design CONTACTING CONTACT ACTUATING SURFACE BAIL 01 HOOKS - EACH CONTACT ACTUATING END (2 SPRINGS) BAIL SPRINGS FELT WICK CONTACT ACTUATING BAIL SPRINGS FELT WASHERS CONTACT ACTUATING...
  • Page 545 NAVELEX 0967-LP-625-5010 4-252 BACKSPACE MECHANISM FOR CHADLE�S TAPE (MANUAL) 4-253 BACKSPACE MECHANISM FOR CHADLESS TAPE (POWER DRIVE) Figure 4-251. Manual and Power Drive Backspace Mechanisms for Chadless Ta pe 4-162...
  • Page 548 NAVELEX 0967-LP-625-5010 HOOKS-EACH END SPRING CONTA CT OPERATING ENGAGING SURFACE PAWL AND LATCH LEVER FELT WASHERS LATCH LEVER • ENGAGING SURFACE BELL CRANK AND CONTACT OPERATING PAWL ENGAGING SURFACE LATCH PAWL AND LATCH LEVER SPRING HOOKS-EACH END FELT WASHERS LATCH PAWL BEARING SURFACE RATCHET IVHEEL EACH END...
  • Page 549 NAVELEX 0967-LP-625-5010 PIVOT POINTS RIBBON ROLLER HOOKS -EACH END SPRINGS PIVOT POINT FEEJ) PAWL PIVOT POINTS REVERSING CONTACT SURFACE DRIVE ARM CONTACT SURFACE ADJUS T ABLE DRIVE />RM PIVOT POINTS RIBBON ROLLER PIVOT POINTS REVERSING ARM PIVOT POINT REVERSING LEVER "RETAIN lNG PAWL PIVOT POINT...
  • Page 550 NAVE LEX 0967-LP-625-5010 Apply a thi ck film of To gain access to lubricatio n points of the TD grease to all gears and the spacing clutch trip cam plate. assembly, follow the procedure as outlined in the following Apply oil to all cams, includi ng the camming surfaces of each paragr aphs.
  • Page 551 NAVELEX 0967 -Lp-625-5010 Ta ble 4-8. Transmitter Distributor Un it (LXD) Lu brication Chart Index Title Transmitter Distribu tor 4-169 4-257 Tape G uideplate 4-258 4-170 Signal Contact Assembly, Top View 6-17 1 4-259 Clutch Trip Mechanism 4-260 4 -172 4-26 1 Main Shaft,...
  • Page 553 NAVELEX 0967-LP-625-5010 Bearing Tight•Tape Surface Bail RIGHT END TOP VIEW Detent Control Teeth L ever Tape Lid Felt Shaft Washer Start-Stop Each Detent L� Bail Bearing Tape Lid Release Surface Bail Tape Lid Latching Latch RIGHT E ND BOTTOM VIEW Surface Tape Lid Each...
  • Page 556 NAVELEX 0967-LP-625-5010 4-264 CENTER PLATE ASSEMBLY 4-263 OIL RESERVOIR Figure 4-26 1 . Main Shaft, Oil Reservoir, and Center Plate Assembly 4-173...
  • Page 557 NAVELEX 0967-LP-625-5010 • Camming Surfaces Sleeve Internal Clutch • Mechanism • Clutch Shoe Hooks Each Lever Spring Each End Shaft Bearings Camming Clutch Surface Disc Camming Drive Arm Surface Figure 4-262. Main Shaft, Right Side View Leather Oiler Wick FILL Reservoir Oiler Figure 4-263.

  • Page 558: Rear View

    "'<>� NAVELEX 0967-LP-625-5010 Felt Ratchet Detent Washer Bail Both Detent Bail Loops Spring • Both Tight Tape Loops Arm Spring Engaging Start-Stop Surface Bail Extensim RIGHT SIDE VIEW Tight Tape Engaging Surface Start-Stop Engaging Bail Surface Start-Stop Bearing Surface Bail Yield Bearing Surface...
  • Page 559 NAVELEX 0967-LP-625-5010 4-2.67 SENSING AND FEED MECHANISM 4-268 TRANSFER MECHANISM Fi gure 4-265. Front Plate Assembly, Sensing and Fee d Mechanism, and Transfer Mechanism, Rear View 4-176...

  • Page 560: Front View

    NAVELEX 0967-LP-625-5010 ..;· ..; � Felt Stabilizer Wick Latch Leather Drive Arm Wick Oiler Figure Front Plat e Assemblyr Front View 4-266. Fe' e dwheel Shaft Feedwheel Bearing Felt Wicks Sensing Pins Felt Wicks Surface Sensing Pin Sliding Guide Post Surface Sliding Locking Bail...
  • Page 562 NAVELEX 0967-LP-625-5010 • • • Ratchet Wheel Teeth Bearing Ratchet Wheel Detent Lever Spring Loops (Each End) Contact Swinger Tape Feed Assurance Mechanism, Rear View Swinger Loops (Each End) Tape-Out Spring Tape-out sensing Mechanism, Front View Figure 4-270. 4-179...
  • Page 563 NAVELEX 0967-I,P-625-50 10 Protrusion Sensing Lever Pivot Sensing Lever Loops Sensing Lever (Each End) Spring Figure 4-271. Tape Lid Sensing Lever, Fro nt View T ape Bearing Deflector Surface (Each End) Thin Deflector Film Spring Contact Surface Tape Deflector, Top View Figure 4-272.
  • Page 564 0967-LP-625-5010 NAVELEX Engaging Contact Surface Lever Contact Engaging Surface Insulator 4-273. Figur e start-s t op Pulse contact, Front View Sprin g Each Loop Each Loop Spring Deflector Engaging Bail Surface Guide 4-274. F igure Rub-Ou t Deleter, Front View 4-181...
  • Page 566 NAVELEX 0967-LP-625�5010 Armature Extension Felt Washers Armature Pivot Extension Blocking Bail Eccentric · Felt Washer Eccentric Pivot Tape Withhold Mechanism, Front View Figure 4-276. All Gears Teeth Figure All Gears 4-277. 4-183...
  • Page 567 NAVELEX 0967-LP-625 -5010 in structions indicated i n the WARNING line drawings. Disconnect p ower before Lubricate the u nit applying any lubricant. th oroughly. saturate all felt wa shers and oilers, an d apply oil to each end of all springs. Gear Train and Apply oil to points where it will adhere and not run off.
  • Page 568 NAVELEX 0967-LP -625-5010 Tab le 4-9. Motor Units Lubr ica tio n Char t Index Title 4-278 Motor Bear i ngs - St andar d Motor s 4 -186 4-279 Ac ce ss Instruc tio n s to Lubri cat e Gear Train and G overnor 4-187...
  • Page 570 NAVELEX 0967-LP-625-5010 GOVERNOR MO U NTING SCREW OPENING COVERPLATE REAR GOVERNOR HOUSING REGULATING LEVER L INK Figure 4-279. Access Instructions to Lubricate Gear Train and Governor, End View 4 - 187...
  • Page 571 NAVELEX 0967-I,P-625-50 10 Ball Bearing s Worm Gear (Adjusting Screw Drive) Teeth Brake Disc Gears Needle Bearings Brake Disc Assembly Brake Disc Bearing Surface Assembly Ball Bearings Spur Gear Shaft BEARING RING B EARING RING End View Teeth Drive Gear (Upper Rea r) SPUR GEAR Ball Bearing...
  • Page 572 NAVELEX 0967-LP-625-5 010 Keep electrical contac ts and wire insu lations free of lubricants. I n general, apply following paragraphs describe oil to all bearings and procedures for check ing keyboard lo cations where parts rub, unit adjustments. slide, or move with respect to ea ch other.
  • Page 573 NAVELEX 0967-LP-625-5010 (5 ) Check universal drum at any point and engages bail extension as follows: shoe lever by a full thickness . Refer to Fi gure 6-105. perform adjustment necessary , procedure described in paragraph Press any 6-4b( 2) . key.
  • Page 574 Place Refer to typing unit on keyboard. Figures 6-440 and 6-441. Rotate Remove motor fan to ensure gears are clamp from synchronous pulse meshed. armature l ever. Gently Press any rotate intermediate driven g ear key. back and forth. Rotate Ensure signal generator shaft unt i l backlash between typing unit...
  • Page 575 NAVELEX 0967-LP-6 25-5010 Refer to (4 ) Check code bar clutch trip lever end play as Figure 6-1 4. follows: Rotate range finder knob either Refer to clockwise or counterclockwise to Figure 6-25. th e stop. Disengage selector c lutch a nd code bar Zero on range scale should be within 3 clutch.
  • Page 576 NAVELEX 0967- LP-625-501 0 Refer to Trip clutch Figure 6-28 (earlier design - trip lever and r otate main shaft Figure 6-5 36) until trip lever is o ver s hoe • lever. Take up pla y shoe lever inward by snapping trip Measure spacing cutout lever end play.
  • Page 577 NAVELEX 0967-LP-625-5010 ro tate main shaft slowly until procedure described in trip le ver j ust falls off stop paragraph 6-3.1h(1 ). lug. Check clearance between trip lever a nd drum. Clearance (12 ) Check line-feed sh ould be from 0.018 to spur gear detent eccentric as 0.035 inch less than c learance follows:...
  • Page 578 NAVELEX 096 7-LP-625�5010 described in paragraph ( c) Measure gap 6- 3. 1 c ( 13) between lower side of locklever � (' ' • roller and top e dge of shoulder Fepeat on horizontal positioning lock­ steps (a) th rough (d) for each lever.
  • Page 579 NAVELEX 0967-LP-625-5010 Engage and E ngage and rotate code bar clutch until rotate code bar clutch until code bar shift lever link is in co de bar shift lever link is i n uppermost positi on. uppermost position. Ensur e code With play •...
  • Page 580 NAVELEX 0967-LP -6 25 -50 10 Align type described in paragraph bo x clutch disk stop lug wit h 6-3. 1d (9). tr ip lever. (23 ) Check Measure oscillating rail s lide position • clearance between trip lever and as follows: stop-lug.
  • Page 581 - paragraph 6-17e(2)). adjustment is necessary, perform procedure described in p aragraph 6-3.1g(4). (26) check printing carriage position as follows: (28} Check s pacing trip lever bai l cam plate as Refer to F igure 6- 7 4. follows: Refer to Set up (--345) code combination.
  • Page 582 0 967-LP-625-5010 NA VEL EX Measure Refer to clearance between top surface of Figure 6-77 (earlier design - trip lev e r arm extension and Figure 6-555). spacing trip lever s houlder. set up Clearance (--3 45) code combination. should be between 0.010 inch and 0.040 inch.
  • Page 583 NAVELEX 0967-LP-625- 5010 Position Set up CARRIAGE RETURN (---4- ) code printing track in its extreme combinatio n. upward position. Disengage Engage and rotate function clutch until t ype box clutch stop-lug is towar d bottom of Measure unit. clearance between right face o f Rotate operating bail latching extension and left face of latch...
  • Page 584 NAVELEX 0967-LP-625-50 10 not within the specified limits, Note pe rform adjustment proc edure position o f printing hammer in described in paragraph relation to o (not zero} type 6-3.1d(17). pall et w he n hammer is pushed in to touch p allet. Take up play in spacing shaft by Manually...
  • Page 585 NAVELEX 0967-LP-625-5010 b elo w in paragraph 4-14d(1) an d to any position . for low-level ASR equi pment i n paragraph 4-14d(2 ) . TS-2616/UGM ( 1) Te sts Figure (1) AC P OWER switch to OFF 4-281 shows test setup required (down ) position.
  • Page 586 L O C AL TELETYPE­ 115 VDC WRITER P OWER SOUR CE (CONNECTED TO TB104) SIGNAL LINES (CONNEC TED TO SET JACK VIA TB 102) COMMUNICATION S PATCHING PANEL SB-1203 AIUG (ALTERNATE S B-1210 A/UGQ} L PG HIGH TEST SET...

  • Page 587: Operational Test Procedures

    Step In dicati on Action Table 5-1 ..,J � Ensu re teletype test set controls are set as indicated in para graph 4-14d. U"' U"' ASR power swit ch m ust be OFF cont rol knob set t o position K.

  • Page 588: Operational Test Procedures

    Ma chin es meets requirements for Item 22 1:"' g enerator contacts to less copying di storted messages. then 3 percent distortion. o. 1 Set switch on teletype test .&: set to check MARK to SPACE "' ..transition of the code.
  • Page 589 Reference step Indication Table 5-1 Act ion Alternate transition selec­ � to r switch of teletype test � set and adjust contacts un til there is less than 3 perce n t distortion in bo th switch positions..
  • Page 590 Table 4-10. Operational Test Procedures - Continued Reference Normal Table 5-1 step Action In dicat].on w. 1 C onnect A SR signal line to test set output. (If test set must b e changed or if hard wiring is necessary, remove AC power from equip­...
  • Page 591 Ta ble 4-10. Operation al Test Procedures - Con tinued Normal Reference Step Action In dication T able Adjust range f inder knob on ...J selector assem bly to determine 1:"4 minimum and maximum settings "tt at which message is typed without error.
  • Page 592 4-10. Table Operation al Test Procedures - Cont inued Reference Normal step Action In dication T able Proper, error-f ree test Item pat tern typed . Proper ribbon-feed. Item Ma nually operate ribbon Ribbon reverses. Item lever in ward, on side where ribbon is being unwoun d.
  • Page 593 T able 4-10. O perational Test Procedures - Continued Nor mal Reference Step Ac tion In dication Table 5-1 "" "' -...! Set PERCENT DISTORTION switches � to 40 percent. "' TENS: I\.) UN ITS: Set SIGNAL PATTERN switch on Must c opy one l ine with not more Item 22 ...!>...
  • Page 596 Carria ge returns. Item Press and hold LOC LF key. Line-feed occurs continuously until key is released. Item 28 a. 1 Turn the main power switch at Keyboard motor starts. the lower right side of the keyb oard, to the upper posi­...
  • Page 597 Table 4-10. Operational Test Procedures - Continued Reference Normal In dication T able 5-1 Step Action Th is should restore signal genera­ Depress the S END key. tion. The electrical keyboard lock will Item Depress the BREAK key, hold it depressed f or about two be activated as in (f).
  • Page 598 Table 4-10. Operational T est Procedures - Continued Reference .Norm al Step Action Indication T abl e 5-1 n. 1 Depress the sp acebar below This will initiate a mechanical Item 1 the bottom row of keys. allowance for a space, as be­...
  • Page 599 Table 4-10. Operational Test Procedures - Continued .l:: ;:t>l Referenc e Normal � � Table 5-1 step Action In dication 1?=:1 1:"1 1?=:1 :>< The correct character should be Item 2 Depress each key. printed on the pa g e-printer and -..J pe rforat ed in the tape.
  • Page 600 Tabl e 4-10. Operational Test Procedures - Continued Reference N ormal Tabl e 5-1 step A ction Indication j. I Operate the LINE-TEST key Results obt ained should be the to the TEST position. s a me when performing the tests given in (7)e through q except operation should be on a local...
  • Page 601 Table 4-1 0. Operational T est Procedures - Continued Nor mal Reference Step Indication Table 5-1 Action Transmi tter Distributor. Place the transmitter switch in the OFF position. Depress the red b utton. T he spring l oaded tape lid Item 58 sh ould open.
  • Page 603 T able 4 -10. Operational Test Procedures - Continued Referen c e Normal In dication Table 5-1 step Action ·..o Checks. Check typing ..J reperforator as follows: t"l '"d Apply signal to set from Typing reperforator operates. Item 8 signal line (external) signal test set.
  • Page 604 Table 4-10. Operati onal Test Procedures - Continu ed Normal Re ference Step Acti on Table 5-1 Ind ication Replace tape r oll ( w ith at TAPE-OUT lamp extingu ishes. Item 15 least one inch o f tape on core}. Press BRE AK key.
  • Page 605 Table 4-10. Operationa l Test Pr ocedures - Continued � Normal Reference S tep A ction T able 5!... 1 Indication 1..() Press LTRS key. LETTERS code perf oration obliterates Item previous ly pun ched (err oneous) c ode. T urn ASR main power swit ch Mo tor stops.
  • Page 606 NAVELEX 0967-LP-625-5010 TEST r----------, Figure Test Setup (Low-Level) 4-282. 4-223...
  • Page 607 Table 4-11. Operational Test Procedures (Low-Level) Reference Normal Indication Table 5-1 step Action 1/:) Check typing reperforator as ...J foll ows: t"' Appl y signal to set from Typing reperforator operates. Item 15 line (external} or signal test set. R and Y are typed and perforated. Item 15 Apply alternate R and Y signa l input.
  • Page 608 Table 4-11. Operational Test Procedures (Low-Level) - Contin ued Normal Re ference St ep Action Table 5-1 Indicati on R ep lace tape r oll (with at TAPE OUT lamp extingu is hes. Item 15 le ast one inch o f tape core ).
  • Page 609 Table 4-11. Operational Test P rocedures (L ow-Level) - Contin ued Normal Re ference Tabl e step Action Indication Press LTRS key. LETTERS code perf oration otliterates Item 7 previously punched (err oneous) c ode. TUrn ASR main power s witch Motor stops.
  • Page 610 Fault Isolation function in Automatic Send­ Receive (ASR) Teletypewriter Procedures . The following provi de fau lt Sets Model 28 to a misadjusted paragraphs isolation procedures referenced me chanism or a defec tive component. Troubleshooting is in Table 5 -1 .
  • Page 611 NAVELEX 0967-LP-6 2S-5010 Table 5 -1. Typing U n it Troubleshooting Index Fault Isolation Symptom Item T est / Step Paragraph Unequal spacing between 5-2. 1c ( 1) characte rs . 3/a ( 3 ) Type printing not clear. 5-2.1c (2) 3/a (1) Prin ting is unequal verti- 5-2.1c (3 )
  • Page 613 7/a,c If the auxiliary reperforator base 5-2.1c(27) motor does not start when main powe r switch is ON. If m otor speed is incorrect . 5-2.1c(28) 7/b,/ 12a.b. 5-2.1c(29) If the auxilia ry reperforator 13/a ma in shaft does not rotate when...
  • Page 614 NAVELEX 0967-LP-625-5010 Table 5-1. Typing Unit Tro ubl eshooting Index - Continu ed Fault Isolation Item T est/Step Symptom Paragraph 15/a,bb, If the punch pins fail to pene 5-2. 1c (38) -· e,f, trate the tape during alternat e R and Y signal input. 15/f If the tape fails to feed during...
  • Page 615 NAVELEX 0967 -LP-625-501 0 Typing U nit T roubleshooting I ndex - Continued Table 5 -1 . Fault Isolation Symptom Paragra Item Test/S tep When the tape feed-o ut button key 5-2.1c (49) pressed and the s ig nal line is idle, the tape does not feed-out.

  • Page 616: Typing Uni T Troubleshooting Index

    NAVE LEX 0967-LP-625-5010 T able 5-1. Typing Uni t Troubleshooting Index - Continued Fault Isolation Symptom Test/S tep Paragraph Item 5-2. 1c (60) 7/a /,8/c/ If character counter f ails 9a,b,c,d, ad vance one unit for each char acter when operating i n "K-T"...
  • Page 617 NAVELEX 0967-LP-625-5 010 ( 3) If printin g is If repeating characters are observed , unequal vertically, proceed as proceed follows: as follows : Check rig ht Check code bar cl utch trip leve r and left vertical positioning lever eccentric stud adjustment, adjustme nt, paragrap h 6-3.1c(2).
  • Page 618 NAVELEX 0967-LP -625-5010 Left LET­ TERS function lever should be breaker slide bail moves shift top to rear; if not, check link break er slide up. function bar through lever. Break­ er slide b u ckles left Right o sci llat ing r ail shift link. shift link breaker slide should be rotated clockwise over oscil­...
  • Page 619 NAVELEX 0967-LP-625-5010 Chec k Rotate th at line-fe ed function pawl spacing drum clockwise while stripper is down and in proper observing the following : en gagement with stripper bail. Lug on Check spacing drum rear stop spring should strike and rotate th at clutch trip lever is out of path of s hoe...
  • Page 620 NAVELEX 0967-LP-625-50 10 draw-wire rope, carriage r eturn on carriage return spring to spring drum, and printing and move it to left, or decrease type box c arriages. C heck te nsion to m ove it to right. tension on carriage return spring.
  • Page 621 NAVELEX 0967-LP-625-5010 Disengage Check f u nction clutch. selector magnet bracket vertical adjustment , paragraph 6-3.1a{ 5). Set up code comb ination for LINE-FEED Check for wear on armature extension, (- 2---) • marking and spacing locklever, ( e) E ngag e and and spring tensions.
  • Page 622 " � l ,..; , NAVELEX 0967-LP-625-5010 releasing REC key, proceed as Check the cabinet il lumination lamps fo llows: and sockets. Check the mechanical linkage of the REC check for a burned-out cabinet-mounted key. transformer , and base Check the transf ormer leads on the pro per operation of the contac ts terminal block.
  • Page 623 1 /1 6-inch in response to �light pressure midway between the two sprock ets), check for• ( 28) If motor runs a t incorrec t speed, proceed as loosened screws atta ching either follows: the reperf orator or the...
  • Page 624 NAVELEX 0967-LP-625-5010 Check for or 0.030-ampere operation). operating on 0.030-ampere binding mechanisms in the selector unit. Check linkage circuit, check the external signal line relay. for free operation. Check the clutch adjustment, (paragraphs Check the with (b ) solder connections to terminals of the stop lever to latch or of the connector and...
  • Page 625 NAVELEX 0967-LP-625-5010 115 volts de s ign al circuit the reset arm (para graph (unl ess the selector magnets 6-3. 1b (7}) punch position, have been series wired for 0.020 toggle operating arm (paragraph or 0.030 - ampere o peration) . 6-3.1c(4) and punch mo unting operating on 0 .030-ampere plat e (fin al} adjustments...
  • Page 626 NAVELEX 0967-LP-6 25-5010 wheel characters are not op erating arm adjustment positioned square for printing, (p aragraphs 6-3.1 g(1), (2), check the axial and ro tary (3)) • positionin g mechanism link age If the ty ping and adjustments. (43} reperforat or or perf orator fails (4 7) If only top or to type when the signal input is...
  • Page 627 NAVELEX 0 967-LP-6 2 5 -5010 the TAPE f eed-out button key is (56) If the low -tape pressed while the signal line is bell continues to ring when the id le (markin g) check the remote tape roll is r eplaced, check the cont rol tape f eed-out mechanism.
  • Page 628 NAVELEX 0967-LP-625-5 010 (a ) Check (paragraphs 6-6.2b(1) thro ugh signal line for proper current (7)) • and voltage:- (60) If the character Check counter fails to advance one selector m agnets for open c oil. unit for each character or space typed when the keyboard is operating in the Check that...
  • Page 629 Table 5-4 for a list of lamps Check the and fuses used in both high­ rake adjustment (paragraph level and low-level TD sets. 6-6.1g (28)). Additional fuses , found in low­ level assemblies are included in figures at the end of this...
  • Page 632 LAAC 259 Cabinet Wiring Diagram (Sheet 1 of 3) 5-12 1 LAAC 259 Cabinet Wiring Diagram (Sheet 2 of 3) 5-28. 5-28 . LAAC 259 Cabinet Wiring Diagram (Sheet 3 of 3) 5-12 7 5-29. LPW 300 Paper Winder 5-30.
  • Page 634 NAVELEX 0967-LP-625-5010 Table 5-3. Index of schematic and Wiring Diagram s for Trouhleshooting - Continued Title Page Figure 323815 Electrica l Service Assembly (S ignal) 5-1 8 3 5-46. W iring Diagram ( Sheet 2 of 3 23815 Electrical Service Assembly 5 - 1 85 (Signal) 5-46.
  • Page 635 ( a) Trouble­ shorted component(s}. Disconnect power, remove the shooting for an ESA is required only to repair the power supply circui t card assembly and make or correct burnt, loose or continuity checks between 5-28...
  • Page 636 NAVE LEX 0967-LP-625-5010 Power Supply Troubleshoot i ng Procedures Table 5-5. (0.5 Ampere Card) Probe Posi­ Normal A bnormal Response tion Response and Procedur e Step Action Meter readi ng RESPONS E: Check voltage COM-7 Meter should be: r eadi ng of zero f rom -7 test ack.
  • Page 637 NAVELEX 0967-LP-625-501 0 P ower Supply Troubleshooting Procedures Table 5-5. ( 0.5 Ampere C ard) - continued Probe P osi­ N ormal Abn ormal Response Acti on ti on Response Proced ure step RESPONSE: Me ter reading of +57 VDC +90 VDC.
  • Page 638 NAVELEX 0 967-LP-625- 5010 P ower Su pply Troubleshoot ing Procedures Table 5-5. (0.5 Ampere C ard) - Continued Probe Normal Posi- Abnormal Response Response and Procedure ti o n Action step PROC EDURE: move power supply card or defective parts and repa ir or replace.
  • Page 640 NAVELEX 0�67-LP-625-5010 Table 5-5. Power Supply Troubleshooting Procedures (0.5 Ampere card) - Continu ed Probe Posi- Normal Abnormal Response Action tion Respons e and Procedure step and ca for shorted condition. Repair or replac e c ard. Recheck Step 1 •...
  • Page 641 Terminate tr ansformer, and rectifier the output of the SMD with a 28 f ilter capacitor f or a shorted selector wired for 60 rna co ndition. All of these operation ( pins...
  • Page 643 NAVELEX 0967-L P-625- 5010 Low-L evel K eyer the TP303142 Keyer . Table 5- 7 provides informat ion for use as a guide mechanical or electrical wh en troubleshooting the low­ adjustments are requ ired on the The f ollowing level keyer.
  • Page 644 0 9 67 - LP-625-501 0 NAVELEX L oosen the waveform p asses through zero volts w ill divide the h orizontal contact box mounting braCket ax is into two equal segments. sc rew an d mak e the screw friction tight.
  • Page 646 , , , , " NAVELEX 0967-L P - 625 -5010 With normal electrically adjusted. following instruments are power applied to the cir cuit, required for making TP321991 CMD (+47 to +53 volts de and electrical a djustments. Refer -6-volts de), andd a +6 volt input to pin N or P, adjust to the appropriate shcematic...
  • Page 669 Figure 5-15 Part 1 of 2...
  • Page 670 Figure 5-15 part 2 of 2...
  • Page 677 Figure 5-21 sheet 1 of 2 5-97/5-98...

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