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Teletype MODEL 15 Manual

Printing telegraph systems
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Summary of Contents for Teletype MODEL 15

  • Page 3 - A - (B-138) C 0 N T E N T S Page BASE UNIT ADJUSTMENTS Break Lever Adjust ing Plate Adju�tment • • • • • • • • • • • • • • • • • • Control R e lay Adjustments •...
  • Page 5 (B-138) Page P a per Stripper Adjustments • • • • • • • • • • • • • • • • • • • • • • • • Platen Friction Assemb� Adjustment • • • • • •...
  • Page 6 (B-138) Page Selector Arm Pivot Screw Adjustment • • • • • • • • • • • • • • • • • Selector Arm Spring Tension • • • • • • • • • • • • •...
  • Page 7 - E­ (B-1 3 8) Page Pressure Ro ll e r Release Lever Shafts Ad usto e n t • • • • • • • • • • • • • P.�. �ssure Roller Release Shaft Collars Adjustment • •...
  • Page 8 - F­ (B-138) Ribbon Reverse Arm B ac sto p Adj u st m Ribbon S pool Cups • • • • • • • Adjustment Spur Ge a rs Ribbon Spool �haft • • • • • • • •...
  • Page 9 The spring tension values given in this bulletin are scale reaaings which should be obtained when Teletype scales are used as speci f ied. Springs which do not meet the requirements speci fied and for which no adjus ting proced­...
  • Page 10 - 2- (B-13$) speed, or two-thirds the speed, or some other multiple, even though the s p o ts appeared to be stationary when viewed through the speed indicator s hutters. This should be kept in nd.nd if trouble is experienced in the o peration of the unit.
  • Page 11 - 3- (B-138) SELECT CHARACTER FUNCTION OR A When the text of adjustment in this bulletin s pecifies the setting up of a certai n character or function, the following method should be used: Rotate the main shaft until the printing bail is in its extreme rear posi.
  • Page 12 (B-1.38) FOLLO�JING REQUIREMENTS, TYPE ASSEMBLY IN ORDER TO CHECK THE Ti'/0 BAR SEGMmT SHOULD BE REMOVED AS FOLLOWS: Re.roo v e the tl'J)e bar backstop (Figure unhook the ribbon carrier from the ribbon oscillator lever (Figure remove the type bar segment 12), ani munting screws (Fi�re Hold the pull bars out of engagenent with the code...
  • Page 13 - 5- (B-138) ASSEMBLY FOR REMOVING THE CODE BAR! FROM THE CODE BAR INSTRUCTIONS becomes necessary remove one or more code bars from the code bar assembly, followed carefully. Hold the foll owing instructions should be the inner nut on the code stop remove the outer with...
  • Page 14 - 6- (B- 1 38) VERTICAL RIBBON FEED SHAFTS ADJUSTMENT (Figure See Note (A) The lower ends of the right and left vertical ribbon feed shafts should be flush with the outside edges of their respective bevel gears. Adjust by means of the bevel gear set. screws, being sure that when the set screws are tightened they bear against the flat faces on shafts.
  • Page 15 - 7- (B-138) VERTICAL RIBBON FEED SHAFT SPRING TENSION ADJUSTMENT (Figure Move the ribbon feed shaft to the right, thus disengaging its gear from the gear on the left vertical feed shaft. Hook an oz. scale onto the pin on the left ribbon spool shaft and pull in a horizontal dir ection. should require 2 to Jrl/2 ozs.
  • Page 16 - 8- (B-138) c learance, the plq in the ribbon reverse bail s hould be taken up in .040" a direction to make the clearance a maximum. To adjust, position the ribbon reverse sha:fts links At th e same time, make· means of their set screws.
  • Page 17 - 9- (B-138) hook lb. scale in the corner at the left end of the ribbon reverse bail and rmll horizontally toward the front of the carriage. It should require lbs. to just start the ribbon reverse bail mo ving. Measu re the right s pring compression at the righ t end of the ribbon reverse bail for this requirement in the same manner.
  • Page 18 - 10 - (B-138) Wit h the ribbon oscillator extension held clear of the ribbon lockout bar and the lockout bar pushed inward, hook a oz. scale over the end of the lockout bar and pull directly in line wit h the bar. It should require ozs.
  • Page 19 -11- (B-138) more than between the left spring bracke t and the type bar when the type .00411, bar is in the type bar guide. To adjust, loosen the mounting screw of the left pull bar spring bracket position the bracket. Tighten the screw.
  • Page 20 - 1 2- (B-138) MAIN SHAFT JAW C LUTC H SF'RllU TENSION (Figure Place the typing unit on its right side. Rotate the main shaf't wttil the low part of' the printing bail cam is toward the bottom of' the printer. With the teeth of' the clutch driven member resting against the teeth of the �i member, but not engaged, hook a...
  • Page 21 - 13- (B- 1 38) adju�ting screw arm its normal vertical position, and then shift the carriage its extreme right position and lock it in place by operating the dashpot lever. Hold the carriage return spring drum so that the spring cannot Then unhook the eyelet of the draw strap from the margin bell hanuner unwind.
  • Page 22 -14- (B-138) With the LINE FEED combination selected, the line feed. push bar ( F igure 5lB) removed, and the main shaft rotated until the line feed function lever is drawn completely into selection with the vanes, the travel of the funcj;ion lever bail should be blocked selected function lever and the front edge of the left projection of .005•) the function lever baU should be flush {within...
  • Page 23 - 15 - (B-138) SIXTH VANE EX'l'ENSION Sffi!NG COMPRESS I ON (Figure On typing units equipped wi th the new style sixth vane extension, (a formed pi ece of steel mounted on the sixth vane by means of shoulder screws and compression springs), measure the compression df the springs as follows: Back orr the left pilot screw (Figure and remove the sixth vane...
  • Page 24 - 16 (B-138) THE FULLING MAGNET SELEXJTOR ILLUSTRATED IN F I GURE SHOULD MEE T F OLLOWING (See Page for Holding l«agnet Selector Mechanism UIREMENTS: Adjustments. ) PLACE THE TYPING UNIT ON ITS RIGHT SIDE. SELECTOR AR�TURE BRACKET UNK :FRICTION ADJUSTMENT (Figure Remove the selector armature bracket link screw.
  • Page 25 - 1 7 (B-1)8) To adjust, proceed as follows: If there is no clearance between the armature locking wedge and the No. sword, loosen the lock nut on the upper pivot screw and adjust to obtain clearance, noting that a quarter-turn of the scre w is equivalent to approximately .006".
  • Page 26 - 18 - (B-138) sword strikes the spacing atop post. Under these conditions, there will be some clearance between the sword and the stop post. Unhook the arm a ture spring at its adjusting screw and with the selector armature in its operated (au.RicrNG) pos it ion, move the marking the No.
  • Page 27 - 19 - (B-138) (Figure ARMATURE LOCKING WEDGE ADJUSTMENT .012" There should be .00811 clearance betw e en the point of the ture locking wedge the point ot the locking lever when the locking arma lever is on the long high part of the locking cam the two points are in arri lin e.
  • Page 28 - 20- (B-138) (Figure 35) WTOR STOP PAWL BA KSTO ADJUSTUEl-.'l'f With the printing bail its extreme position and the 100 t or stop rear release lever eccentric moved a� from the outer stop pawl, the motor stop paWl latch should clear both mtor stop pawls approximately equal distance (not the llAR'tt N G or SPA C I N G positions.
  • Page 29 -21- (B-1.38) STOP LEVER ECCFA'I'RIC SCREH ADJUSTMENT (Figure 'J7) See Note (A) The stop lever on t he range finder ass embly should overtravel the latching surface of the trip latch some clearance, n ot more than .oo6•. adjust, position the stop lever ec centric screw means of its l ock n ut, making certain t hat, when ti ghtening the nut, the adjustment is n ot disturbed.
  • Page 30 (B-138) armature is against the operated stop mt (marking stop). The faces of the cores should be parallel to the tace or the armature. To adjust, position the bracket ot its enlarged mounting holes. maana HOLDING S:EUX:TOR M&:HANISM ADJUSTMENTS !!.AGNEr THE HOLDING MAGNEr ILLUSTRAml FIGURE...
  • Page 31 - 23- (B-138) BRACKET SELECTOR ARM ADJUSTMENT (Figure See Note The position of the selector arm bracket should be such to provide some clearance, not more than .040", between each sword and either stop post, wxier the following conditions: Remove the locking lever spring, the armature lever spri ng, and the selector arm spring.
  • Page 32 -24- (B-138) LCCKING LEVER S PR I NG TENSION (Figure See Note (A) With the locking lever on the high part of its cam, hook 8 oz. scale on. the end or the locking lever at the spring hole ani pull in line with 5-1/2 the spring.
  • Page 33 - 25- (B-138) To do this, insert the adjusting w rench in the hole above a djusting wrench. the end of the adjusting arm and rotate the wrench. Tighten the bracket and adjusting arm mounting screws. (Figure s 41 A See Note SELEX:: T OR MAGNET BRACKl!.'T ADJUSTMENT NOTE:...
  • Page 34 -26- (B-138) &}ring no distortion test set is au.ilable, the tension should be 17 to 19 ozs.; except when coils connected parall e l without 1000 shunt. Urder this latter corxlition the tension should be 13 to 15 ozs. 'l'o adjust, loosen the spring mounting �mt position the spring...
  • Page 35 - Zl­ (B-138) TRIP-OFF SCREW ADJUSTMENT (Figur e 49) 'lbere should be some clearance, not mr e than .00211, between the stop lever and the trip latch when the arma ture is in the un operated posi. ti on and the selector cam sleeve is rotated until the stopping edge of the stop lever is directly beside the latching surface of the trip latch.
  • Page 36 - 28- (B-138) SHIFT SmP SCREN (FIGURES) ADJUSTMENT With the platen in the UNSHIFT position \down), print the letter Won the platen. Then, with the platen in the SHIFT position (up), the figure should be in direct alignment with the letter when the figure is printed ( S ee...
  • Page 37 - 29- (B-138) clearance between the �ear edge or No vane and the bottom or a notch .015" •. in the sele cted function lever. the unshift on space cutout lever {Figure released from the lower extension or the SPACE function lever, p lace the platen in the SHIFT position, select the SPACE...
  • Page 38 (B-1)'8) T o adjust, pla ce the shift-unshitt link bracket in the middle of the adjustment p rovided by the elongated mounting holes and tighten the mounting screws. Place the typing unit on its right side and rotate the main shaft until the functi on bail is 1n its extreme forward position.
  • Page 39 - 31 (B-138) angles to the bar. ozs. to start the LETT ERS It should require FIGURES push bars moving. PLATEN S HAFT ADJUSTMENT The platen shaft shoul d have en d plq, not more than .004". some adjust, p o si t i on the friction a ssembly on the platen shaft by mean s of its set 6413 screws.
  • Page 40 - 32- (B-138) LINE FEm> JUSH BAR SFRING TENSION With the typing unit on its right side and the printing bail in its rear posit ion, apply the pu�h end of an oz. scale to the line teed extreme just to the rear ot the f unction lever extension am push horizontally push at right angles to the bar (See Figure 2-1/2...
  • Page 41 - 33 - (B-138) the line feed check screw and the bottom of any notch in the detent r atchet. TO adjust, loosen the check lever set screw and pos iti on the check lever. (See Figure for location of parts.) Before tightening the set screw see that the •...
  • Page 42 -34- (B-138) 56B) * PAPm CHUTE SRUNGS TENSION (Figure With the pre ssure roller r elease shaft in its rear position, book oz. scale over the rear edge ot the paper chute, miclwa;y between the side tramea, pull at right angles the rear f'lat surface.
  • Page 43 - 3 5 - (B-138) (Figur e 56A)* PAPER GUIDES ADJUSTMENT T he outer sides of both paper guides should be .040" .050" from the shoulder on their respective ends of the straightener rod. To adjust, position the guides on the shaft by means of their set screws. JJ)JUST�'T (Figure 57) SPACING ESCAP�T PAY.'L OPmATING ARM...
  • Page 44 -36- (B-138) On typing units which ring the bell on blank, set up the letter T NCYI'E: combination ani rotate the main shaft untll the printing bail is in its extreme forward position. To a djust, add or remove shims between the latch and the function lever comb.
  • Page 45 - 37- (B-1'38) clearance, the shoulder on the carriage return latch bar should be fully latched on the latch. (Similar "Bell Latch Bar Latch Shims Adju stment'' Figure 59A.} To adjust, add or remove shims between the carriage r eturn latch bar l atch and the function lever comb.
  • Page 46 - 38- (B-138 ) CARRIA GE RETURN OPERATING lEVER SfOP SCREW ADJUSTMENl' Figure With the CARR I AGE RETURN combination selected and the main shaft rotated until the carriage retum function lever just trips the carriage return latch bar off its latch, there should be some clearance, not than .020", roo re betwen the lock bar shoulder and the edge of t he lock b ar latch.
  • Page 47 - .39 - (B-1.38) SPACING STOP (Figure LEVER BRACKET ADJUSTMENr · The lower em or the sp a cing stop lever should clear the driving disc . 080 11 • With the spacing stop lever held against the of the main shaft .060"...
  • Page 48 - 40- (B-138) crank adjusted, bars all five code When the bell assembly is finally . . · � � vanes should rest firmly against the marking and spacing stops when the upper ends their respective marking and spacing positions. Make sure th a t the code noug...
  • Page 49 -41- (B-138) PLATEN FRICTION ASSK.. 1B LY ADJUST1lENT (Figure bl.Jl)''" Move the pressure rol l er release shaft (Figure to its extrem e rear position. Unhook the line feed detent lever spring (Figure a nd place the platen crank vertically upward . Hook 8 oz.
  • Page 50 -42- (B-138) .02011 .03011 vertical clearance between both ends of th e provide function lever spring plate and the send-receive mechanism plate. THE FOLLOWING TWO MOTOR STOP ADJUS'l\!ENTS APPLY ONLY TO THOSE IIACHINES �PPED VIITH llEX:HANICAL MOTOR STOP �HANISM: RIGHT MOTOR STOP CONTACT ADJUSTMENT (Figures Vlit h the printing bail in its extreme rear pos1tion, the selector ·...
  • Page 51 - 4 3 - (B-1.38) INTERMEDIATE U."'VER SPRING TENSION (Figure 65A)* With the printing bail in its extreme rear position, move the T lever so that its right end is in contact with the universal function lever extension and hold the reset lever so that its upper edge is horizont al. Then hook 8 oz.
  • Page 52 -44- (B-138) motor and carefully readjust the vertical position of the mtor pinion means of the adjusting screw until the gear noise is reduced to a m:inirm1 m. T ighten t he three motor plate mounting screws the adjusting screw lock nut. Recheck the backlash between the gears.
  • Page 53 - 45- (B-1.38) and imm ed iately release it. The stop lever plate shoul d just latch the upper contact lever (on bases equipped with send-receive-break mechanism having two lower contacts the safety pawl sho&ld latch the operating lever), and there should not be roo r e than .00211 clearance between the stop lever plate and the upper contact lever (or'between the safety pawl and the operating lever on ba ses equipped with send-receive-break mechanism having two lower contacts).
  • Page 54 (�138) RIBBON LOO K OUT BAR ADJUSTMENI.' (Figure NOTE: This adjustment appli es onl¥ to those printers equipped with the adjustable ribbon lockout bar. Hold the ribbon carrier down and mve the r1 bbon lockout bar to the lett against its stop . The ribbon should be locked sufficient�...
  • Page 55 - 4 7 - (B-138) BAIL CAM UNIT FRICTION CWTCH 7 0) TOR�UE (Figure Remove the function bail ing arrl hold the printing bail Pay from its adjusting screw. With the printer running on a closed line, hook a scale ove r the screw head on th e cam unit and pull horizontal.l,y at right angles to the main shaft.
  • Page 56 -48- (B-1'38) CLUTCH SFRING COMPRESSION (Figure 7.3) Hook a oz. scale to the clutch driven member projection and pull dire ctly in line with the s hatt. It should require to 12 ozs. to separate the clutch teeth. CLU'roH ADJUSTMENT (Figure There should be .005"...
  • Page 57 - 49- (B-138) ADJUSTMENT CLUTCH THROWOUT LEVER ECCENTRIC With the tran�tter shaft in the stop posi. tion and the clutch fully disengaged, hold the clutch throwout lever against the driven clutch member. Under this condition the intermediate pawl should be held, w it hout perceptible plq, between the clutch throwout lever and th e intermediate pawl eccentric .
  • Page 58 - 5 0- (B-1.38) REPEAT SPACE ROD ADJUSTMENT (Figure With the space bar tully depressed applying pressure at approxi­ mately the center ot the bar, ther.e should be .010" to .020" c learance between the c lutch throwout lever and the high part ot the throwout cam. To obtain this requirement, adjust the repeat space rod means ot its adjusting nuts.
  • Page 59 - 5 1 - (B -138) surface of the inner disc contact spring. This distance should be 17 /32"' 19/3211• � In a similar manner, measure the distance from the wrench to the point of the contact on the outer disc contact spring. This distance 7/16"...
  • Page 60 - 52 - (B-138) SPEED ADJUSTING LEVER STOP PLATE ADJUSTtlENT There should be .00611 .050" clearance between the adjusting lever ·- wearing strip and the governor when the spe ed adjusting lever is held against the stop plate. To adjust, position the adjusting lever stop plate means ( S ee Figure for location of parts.)
  • Page 61 - 53 - (B-138) R e place the switch end shield screws using the s cme precaution tightening as in the foregoing item. · Apply the push end of a lb.· scale against the tan of the (10) shaf't push parallel to the sha.ft. It should require at least lbs.
  • Page 62 (B-138) by bending, that they just touch the straight edge. Remove the four slip comection ting plate screws insert the bakelite co its original moun Finally, position. Repla ce the four mounting sc rews previously removed. install the base plate on the base by means of i ts mounting screws. TYPING UNIT SLIP CONNECTION SPRING ADJUSTYENT Remove the typing unit from the base.
  • Page 63 - 55 - (B- 13 8) SAFETI PAvVL SPRING TENSION (Figure 85B) Hook oz. scale over the end of the lower extension on the safety pawl and pull at r ight angles to the extension. It should require 1-1 / 4 ozs.
  • Page 64 - 56 - (B-138) lower the shoulder in the notch in the upper contact lever and the top contact lever. To adjust, position the stop lever plate means of its mount- screw. S6B) STMEN T (Figure ADJUSTING ADJU BREAK LEVER PLATE .015"', There should be...
  • Page 65 - 57 (B-138) Contact No. 1 should exert a pre ssure against contact No. (Figure 88A). Hook an 8 oz. s cale around contact s pring No. 1, just below the contact point, and pull horizontally t oward the left. should require 1 to 2 oz s .
  • Page 66 - 58- (B-138) When an 8 oz. scale is hooked over the middle contact spring at the side of the contact am pul led horizontally at right angles to the contact spring, it should require 5 to ozs. to cause the middle contact spring to break contact with the inn e r contact spring.
  • Page 67 - 59 (B-138) ng screw and nut, and the send-receive lever and break lever bushing. (See Figure 90B). Unhook the br�� lever spring, l oosen the mounting screw nut and ve the screw. Loosen the adj usting screw nut and the adjusti ng remo s crew...
  • Page 68 - 60- (B-138) PAPER STRIPPER ADJUSTMl!NTS There should be some clearance, not inore than 0.2011 , between the top • projection of the strippers the bot tom of the platen groove when the lower p rojection is held against the bottom of the platen groove. To adjust, berxi the strippers to meetthis requirement.
  • Page 69 - 61- (B-138) CAUTION: When the printing point is shifted either or both of the foregoing methods, recheck the left margin adjustment; also make certain that the line feed link and the shift link do not bind. PLATEN FRICTION ASSEXBLY ADJUSTMENT (Figure Lift the pressure rollers (Figure off the platen.
  • Page 70 - 62- (B-138) guide lhoulcl have a similar clearance. Aujust by positioning the guide posts 1D their elongated mounting holes. TABULATOR lf&X:HANISM ADJUSTKBmS ADJUST.MJ!Jn ( Pigure TABULATOR tabulator bar abould be parallel to the :f'ront carriage rail, within .cn.o•, as gauged measuring the cl earance between the tip o:f' the tabu­...
  • Page 71 - 63 - (B-138) TABUI.ATOR STOPS ADJUSTMENT (Figure 97C) The tabulator etops should be adjusted with the tqping unit resting on its back or in the normal upright position and located to stop the � be car riage at � desired position.
  • Page 72 - 6 4 - (B-1)8) MIDWllS M FOR CON'l'ROIJ.J:NG A REPERFCRATOR Mal'OR FROM A MOD& lS PRINTER (Operates on upper case H am upper case S) REPERFORATOR CON'rROL PLATE ADJUS'l'DN'l' With the BLANK combination selected and the main shaft rotated Wltil the function levers rest against the vanes, there should be clearance, not...
  • Page 74 {B-138) Pressure roller spacers (one drop each). (1 5) Unshif't shift stop screws - grease ends. (1 6) Platen friction disc assembly - saturate felt washer with oil (1 7) (separate discs). Paper spimle bearings. (18 ) Line feed cheek lever shaf't bearings - (apply grease sparing.cy). (1 9) Line feed detent ratchet - (apply grease sparingzy) (20)
  • Page 75 - 67- (B-13 8) BAIL UNIT ASSEMBLY Bail assembzy shaft bearings - fill oil cup - (two oil cups - new style), (2 ) Between spacing pawls. { 3 ) Function bail and printing bail operating arm bearings. Function lever bail roller - two bearings (oil-grease-oil) •...
  • Page 76 - 68- ( B-138) (15) Spacing stop lever and shoulder screw. (16) C arriage retum operating lever stop screw - (grease). BELL FUNCTION Bell (1 ) striker arm and arm operating lever - bearings. ( 2 ) Bell push bar and latch bar shoulder screw. (3 ) Bell latch bar at point of engagement with latch - (grease).
  • Page 77 - 69 (B-1.38) Keyboard clutch - sliding member. Cams - apply light film of grease to surfaces of all six. Locking loop - pilot screw, bearings and roller . (7 ) C ontact lever pivoting s haft and guiding comb. Locking levers in locking lever comb.
  • Page 79 W EATHER SYMBOLS , 5 7 (]) 2 I 6 + 8 ,/ - '\ UPPER ® PULL BAR BAIL PLUNGER • CASE RIBBON FEED PAWL SPRING---- -- -, COMMUNICATIONS ' 5 7 • • LOWER CASE D E F R S T J K L u v W X y z...
  • Page 80 . O io" TO 02c5 VER'TI C AL R I BBON FEED SHAFT. B A R BACKST OP RIBBON REVERSE ARM RIBBON GUIDE .025" TO . 0 35" NG SCREWS .oso• RIBBON SPOOL CUP . 0 40-TO BRACKET MOUNTIN G SCREWS SET SCREW SE A RIBBON SPOOL BRACKET...
  • Page 82 DETENT SPRING MAIN SHAFT SPACING GEAR DETENT SPRING-----� SPACING SHAFT GEAR CARRIAGE RETURN OPERA TING LEVER SPRING 2 TO 4 LBS. TO DISENG AGE ___ ________ ·· __ __ FROM DETENT SPRIN� FIGURE 18 B EARING BRAC KET FIGURE 21 PIVOT SCREW .010"...
  • Page 83 MOUNTING SCREW'---- -- --. . PRINTING BAIL BLADES LINE FEED FUNCTION S H I M S PRINTINGBAIL SIXTH VANE PRINTING BAIL SHAFT EXTENSION RIGHT BEARING PRINTING BAIL SPRING---- --� SPRING ADJUSTING LEVER VANE CLAMPING SCRE W P ILOT SCREW .008" 6-1/2 8-1/2 LBS.
  • Page 86 STOP DETENT A T LEAST .008" CLEARANCE LEFT PIVOT SCREW SELECTOR ARM SPRING ARMATURE LEVER--- SELECTOR ARM t_---:- - .010" MINIMUM CLEARANCE SELECTOR ARM STOP D E T ENT OZS. SELECTOR ARM BRACKET FIGURE 43 FIGURE 47 LOCKING WEOGt=' TO . Old' MOUNTING SC�CW LOCKING LEVER SELEC TOR ARM...
  • Page 87 2TO 3 OZS. START LINE FEED CHECK LEVER SET SCREW LEVER MOVING BAIL LEVER LINE FEED CHE'CK LEVER---- --._ PAWL MOVING LINE FEED <.;hE.CK LEVER SPRING PRINTING BAI __. .- -- -- L INE FEED PAWL LINE FEED CHECK LEVER SHAFT---- -- #I VANE LINE FEED DETENT UNSHIFT STOP SCREW...
  • Page 88 040" 050" ·-' AlPER GUIDE PAPE1< STI<AIGHTENER ROD PAPER FINGER SET SCREW· ----­ P APER FINGER CHUTE MOVING 14 TO 18 OZS. TO START RELEASE CAMS ARM MOVING PRESSURE ROLLER RELEASE SHAFT PAPER FINGER SHAFT STOP ARM SOME END PLAY. ROLLER RELEASE LEVER SHAFTS NOT MORE THAN .004"...
  • Page 91 EQUAL CLE ARA NCE RIBBON LOCKOUT BAR EXTENSION RIBBON CARRIER LOCK LOOP ROLLER LOCK LOOP CAM ADJUSTING SCREW � ozs. TO START LOCK LOOP MOVING STOP CONTA C T LEVER LOCK L OOP LBS. NOT MORE TH � :�:�: SEE TEXT FOR CLEARANCE , LOCKING LEVER SHAF T BRACKE CAST ING...
  • Page 93 5 TO 7 OZS. TO JUST OPEN CONTACTS---- -, 020" .02'5' CONTACT SPRING FRICTION WASHER 13 To 14 ozs .. 5 To 1 ozs.---- --_ __, .010" TO .015" ADJUSTING WHEEL GOVERNOR CONTACTS---- -- --..! FIGURE 81 JACK PLUNGER FLUSH WIT H SURFACE JACK PLUNG ER---- -- --./ REL AY CONN ECTION BLOCK MOUNTING...
  • Page 94 UPPER CONTACT UP PER CONTACT LEVER LEVER P L A TE U P PER CO NTACT LE VER STOP AT LEAST .015• To s ozs. TO ST A RT LEVER MOVING .004" TO .015" LEVER I T0 2 OZS. Tt SEP A R ATE MOU NTING BR ACKET LEVER...
  • Page 96 PRINT ER COVER � FORM GUIDE SLOT T ABULATOR BAR SPRING 10 TO 14 OZS. ® TABULATOR FUNCTION LEVER---- -- --.:=-"' E SCAPEMENT PAWL FUNCT ION LEVER SPRING---- -.., COVER PAPER GUIDE TABULATOR LATCH--""( SPACING PAWL LINK FIGURE 9 5 ECCENTRIC SCREW LATCH BAR EXTENSION BAR SPRING...