Janome 1200D Manual
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Janome 1200D Manual

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First Edition: 21 February 2019
PARTS LIST
&
SERVICE MANUAL
MODEL: 1200D

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Summary of Contents for Janome 1200D

  • Page 1 First Edition: 21 February 2019 PARTS LIST & SERVICE MANUAL MODEL: 1200D...
  • Page 2 SERVICE MANUAL...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS A.General directions and recommendations B. Recommendations C. Mechanical sewing disorders D. Adjustment of the automatic tension unit E. Position of program selection - display drum indicator and display window F. Position of display drum indicator and upper looper shifting cam G.

  • Page 4: A.general Directions And Recommendations

    GENERAL DIRECTIONS AND RECOMMENDATIONS Safety For safety reasons, the sewing machine must be disconnected from the mains: - Whenever the machine is left unattended - Whenever preparing the machine for sewing - Whenever servicing - Whenever replacing mechanical or electrical parts or accessories Needles Usually needles of the system 130/705 H may be used.

  • Page 5: Recommendations

    RECOMMENDATIONS 1. Never connect the machine to a different voltage than that marked on the specification plate. 2. For safety reasons, never perform any repairs on the power supply circuit without first removing the mains lead from the machine. Never plug in or run the machine unless all the connections are correctly set. When changing the light bulb, it is neccessary to disconnect the mains lead.

  • Page 6: Mechanical Sewing Disorders

    MECHANICAL SEWING DISORDERS First of all, please refer to the paragraph entitled "maintenance" in the instruction manual, especially when machine does not turn freely by turning the flywheel by hand. If necessary, check and adjust tightness of motor belt. Given below are the most frequent disorders. In most cases, they can be remedied by checking the adjustments in the following order.
  • Page 7 MECHANICAL SEWING DISORDERS 3. Thread breakage Before checking the adjustment, make sure of the good quality of the thread and the needle, the correctness of threading and the smoothness of all the thread passages. Quite often, a damage to thread passage is the cause of thread breakage. If all these points are in order, check the following: - Dull point of needle or bent needle - replace.

  • Page 8: Adjustment Of The Automatic Tension Unit

    ADJUSTMENT OF THE AUTOMATIC TENSION UNIT...

  • Page 9: Position Of Program Selection-Display Drum Indicator And Display Window

    POSITION OF PROGRAM SELECTION-DISPLAY DRUM INDICATOR AND DISPLAY WINDOW 1. Remove: Mains lead - Front cover. 2. Select sewing program 1 "SAFETY 4THREAD" 3. Check and make sure that the lever "h" is facing the notch of tension cam "g" for yellow needle thread.
  • Page 10 POSITION OF THE DISPLAY DRUM INDICATOR & UPPER LOOPER SHIFTING CAM 1. Remove: Mains lead - Front cover 2. Make sure if tension cams and levers are set in proper positions when selecting sewing program 1 "SAFETY 4THREAD" (See and Check Page E). 3.
  • Page 11 THE ADJUSTMENT OF THE CHAIN LOOPER TENSION DIAL 1. Remove: Mains lead - Front cover 2. Open Front Flap. 3. Peel a label "a" from the surface of screw "b" with a needle or a tool with sharp point and remove a tension dial "c" (brown) by loosening a screw "b". 4.

  • Page 12: Gauge For The After-Sales Service

    GAUGE FOR THE AFTER-SALES SERVICE Dimension Use 4.7mm Height of cloth presser bar 12.0mm Height of needle bar 2.8mm Angular position of ower looper to needle 65.0mm Height of lower looper Gauge Nb 11951 5.6mm Angular position of upper looper to needle 1.5mm Chain looper angular position 46.0mm...
  • Page 13 REMOVING MACHINE BASE COVER 1. Remove: Mains lead 2. Remove Machine base Unit "1" by loosening screws "a".

  • Page 14: Removing Back Cover

    REMOVING BACK COVER 3. Remove Thread guide Pole from Spool pin base. 4. Remove screw caps and screws "b" and "c" from Back Cover. 5. Remove Back Cover Unit "3" and Spool Stand "2". 6. Remove Side Cover. Note: To remove screw caps, use a wire pin No.11007. (10mm) (14mm) No.11007...
  • Page 15 REMOVING FRONT COVER 1. Remove: Mains lead 2. Remove screws "b", "c", "d" and Inside Cover Unit "7". 3. Remove Program Selection Dial and a screw cap from Front Cover. 4. Remove snap-on Noise Cover Unit "6". (Spread its side s.) 5.
  • Page 16 REMOVING FRONT COVER When mounting covers, please follow in reverse order (pages 2b-2a-1). Note: When mounting Snap-on Noise Cover "6" in front cover, make sure if a check spring takes its place in a slot as shown in view X . view X...

  • Page 17: Angular Position Of Balance Weights And Position Of Eccentrics

    ANGULAR POSITION OF BALANCE WEIGHTS AND POSITION OF ECCENTRICS Ｉ Ｏ Fig.2 Fig.1 Fig.3 Fig.4 Fig.5 Fig.6 Fig.7...
  • Page 18 ANGULAR POSITION OF BALANCE WEIGHTS AND POSITION OF ECCENTRICS...

  • Page 19: Height And Alignment Of Cloth Presser Bar

    HEIGHT AND ALIGNMENT OF CLOTH PRESSER BAR...
  • Page 20 HEIGHT AND ALIGNMENT OF CLOTH PRESSER BAR 1. Remove: Mains lead. 2. Lower lever "a" and open lamp cover. 3. Loosen screws "b" to remove bracket with lamp holder. 4. Make sure that the shank holder of presser foot is in its highest position. 5.

  • Page 21: Height And Orientation Of Needle Bar In Relation To The Needle Plate Holes

    HEIGHT AND ORIENTATION OF NEEDLE BAR IN RELATION TO THE NEEDLE PLATE HOLES Fig.1 Fig.3 A1 = A2 B1 = B2 Fig.2...
  • Page 22 HEIGHT AND ORIENTATION OF NEEDLE BAR IN RELATION TO THE NEEDLE PLATE HOLES 1. Remove: Mains lead - Sewing foot. 2. Insert a new needle (No.90) in "R1". 3. With needle bar at its highest position, loosen screws "a" just enough so that needle bar slides with friction.(Fig.1) 4.

  • Page 23: Height - Clearance - Angular Position Of Lower Looper

    HEIGHT - CLEARANCE - ANGULAR POSITION OF LOWER LOOPER 1. Remove: Mains lead - Sewing foot 2. Make sure that there is no axial play on looper shaft "x". 3. Loosen screw "a", adjust height of lower looper as shown and tighten screw "a". 4.

  • Page 24: Clearance Of Needle Guards

    CLEARANCE OF NEEDLE GUARDS 1. Remove: Mains lead - Needle plate. 2. Insert 2 new needles (No.90) in "R1" and "R2" positions. 3. Check height - clearance - angular position of lower looper. 4. Turn the handweel towardas you and bring needle bar in its lowest position. 5.

  • Page 25: Timing Of Lower Looper

    TIMING OF LOWER LOOPER Fig.1 Fig.3 Fig.2...
  • Page 26 TIMING OF LOWER LOOPER...

  • Page 27: Angular Position Of Upper Looper

    ANGULAR POSITION OF UPPER LOOPER 1. Remove: Mains lead - Machine base. 2. Make sure that there is no axial play neither on the upper looper shaft "a" nor on the 2 pivoting axles "b" and "c". 3. Bring upper looper to its far left swing position. 4.

  • Page 28: Clearance And Timing Of Upper Looper To Lower Looper

    CLEARANCE AND TIMING OF UPPER LOOPER TO LOWER LOOPER 2.5mm 0.05~0.2mm 1.0~1.5mm...
  • Page 29 CHAIN LOOPER : ANGULAR POSITION - CLEARANCE - ORBITAL TIMING - CLEARANCE OF CHAIN NEEDLES GUARD 1.5~1.8mm Fig.2 Fig.1 Motion Fig.3 0~0.1mm 1.0~2.0mm Fig.4 Fig.5...
  • Page 30 CHAIN LOOPER : ANGULAR POSITION - CLEARANCE - ORBITAL TIMING - CLEARANCE OF CHAIN NEEDLES GUARD 1. Remove: Mains lead - Sewing foot - Machine base - Needle plate. 2. Make sure that there is no axial play on chain looper shaft "a". If necessa ry, adjust with stop collar inside shaf t "g"...
  • Page 31 CHAIN LOOPER : ANGULAR POSITION - CLEAR ANCE - ORBIT AL TIMING - CLEARANCE OF CHAIN NEEDLES G U ARD Fig.6 -1.0 1.0mm Fig.7 Motion Fig.8 Fig.9...
  • Page 32 CHAIN LOOPER : ANGULAR POSITION - CLEARANCE - ORBITAL TIMING - CLEARANCE OF CHAIN NEEDLES GUARD...
  • Page 33 LOWER LOOPER & CHAIN LOOPER AUTOMATIC ENGAGEMENT 7. Lower Looper: Turn handwheel towards you to bring lower looper to its far right position. Press lever "a" downwards. Turn handwheel towards you again and check if lever "a" returns automatically to its initial position. If not, loosen screw "h" and replace the washer (2.0 mm thick) under the plate “b”...
  • Page 34 Fig.3 Fig.1 Fig.4 Fig.2...
  • Page 36 0.5~0.8mm Fig.1 Fig.2 Fig.3 -0.5~0.5mm Fig.4...
  • Page 49 ANNEX 　 TOOLS FOR SETTING SL/DF DIALS Tool A (part No.11960) Fig.2 Tool B (part No.11961)
  • Page 50 ANNEX SETTING POSITIONS OF SL/DF DIALS Fig.1...
  • Page 51 ANNEX SETTING POSITIONS OF SL/DF DIALS...
  • Page 52 ANNEX SETTIN POSITIONS OF SL/DF DIALS...
  • Page 53 ANNEX SETTING POSITIONS OF SL/DF DIALS Fig.2 SL Dial ( view Z ) DF Dial ( view Z ) Fig.4 Fig.3...
  • Page 54 ANNEX SETTING POSITIONS OF SL/DF DIALS 7. Check and make sure if a shaft "i" is parallel to a shaft "h". Fasten a screw "j". (See Fig. 2&3) 8. Check and make sure if gear shifting levers engage gears inside of SL/DF dials as shown in Fif.
  • Page 55 ANNEX CLEARANCE BETWEEN FEED DOG AND NEEDLE PLATE 1.To adjust a clearance between feed dog and needle plate, set SL dialat "5" and DF dialat "1". Turn the handwheel towards you until feed dog moves to far rear position. Loosen screw "k" and move feed bar "m" back and forth to obtain a clearance "...
  • Page 56 ANNEX TROBLE SHOOTING - COVER HEMS - cover hems stitch being pulled - 1. If "L0 or L1" needle thread is being pulled to the right (Fig. 1), then check the following points: 2. Insert new needles (No. 90). 3. Check and make sure that needles are correctly inserted into the needle clamp. 4.
  • Page 57 ANNEX TROBLE SHOOTING - COVER HEMS - irregular loop formation on the chain needles - Fig.1 Blue Y ellow Blue Y ellow Y ellow Fig.2 Fig.3 Fig.4 Y ellow Blue Y ellow Fig.5 Fig.6...
  • Page 58 ANNEX TROBLE SHOOTING - COVER HEMS - irregular loop formation on the chain needles - When chain needles start rising from their lowest positions, Chain looper also atarts its motion from its far right position to the left. Turn handwheel towards you to bring Chain needles up and make sure if Chain looper passes into loops of Chain needle thread behind each needle.
  • Page 59 ANNEX COVER HEM STITCH FORMATIONS Needles rise to from loops. Chain looper Needles go down into thethread triangle, start its motion from right to left. and chain looper is moving to the right. Chain looper pass into needle thread Chain looper is releasing needle thread loops.
  • Page 60 ANNEX COVER HEM STITCH FORMATIONS Needles rise to from loops. Chain looper Needles go down into the thread triangle, start its motion from right to left. and chain looper is moving to the right. Chain looper pass into needle thread Chain looper is releasing needle thread loops.
  • Page 61 MODEL 1200D Replacing the Motor To Remove: 1. Remove the back cover. 2. Disconnect the 4 connectors (q, w, e, t). 3. Remove the setscrews C and TB/SW unit from the motor bracket. Remove the nut A and remove the motor lead r from the TB/SW unit.
  • Page 63 First Edition: 28 February 2019 PARTS LIST MODEL: 1200D...
  • Page 64 MODEL: 1200D PARTS LIST...
  • Page 65 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797610011 Front cover (unit) 797002508 Front cover 797015009 Upper thread guide 797068007 CS top thread guide 797069008 CS thread base guide 797070002 Needle thread guide 797071003 Check spring stud 797072004 Check spring 000014007 Snap ring CS-4...
  • Page 66 MODEL: 1200D PARTS LIST...
  • Page 67 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797609006 Back cover set (unit) 797647006 Back cover thread guide (unit) 797001910 Back cover 797602009 Top thread guide (unit) 797026106 Top thread guide base 797047000 Top thread guide 797048001 Top thread guide button 797049002...
  • Page 68 MODEL: 1200D PARTS LIST...
  • Page 69 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797631007 Base cover (unit) 797084009 Base cover 797363016 Rubber foot 000070540 Washer 4 000128706 Setscrew 3.5x12 797086001 B cover spring 797087002 000201302 Setscrew TP 3x10 000114802 Setscrew TP 4x12 797612105 Front flap (unit) 797007709...
  • Page 70 MODEL: 1200D PARTS LIST...
  • Page 71 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797641000 Thread tension (unit) 797510009 DT set (unit) 797285002 Tension unit support 797286003 Tension knob setting plate 000103808 Setscrew 3x5 797287004 DT support shaft 000014306 Snap ring CS-3 797288005 DT cam shaft 000002507 Snap ring E-4...
  • Page 72 MODEL: 1200D PARTS LIST...
  • Page 73 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797502008 Presser foot (unit) 797093001 Presser foot 797094002 Presser foot shank 797095003 Setscrew 7x8 797096004 Presser bar 797691005 Presser bar guide (unit) 797097005 Presser bar guide 797098006 Presser bar spring 000111201 Hexagonal socket screw 4x4...
  • Page 74 MODEL: 1200D PARTS LIST...
  • Page 75 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797623512 Reflex partition plate (unit) 797329102 Reflex partition plate 797330003 Safety lever cam 000002105 Snap ring E-3 797331004 Triangle thread guide lever 797332005 Triangle thread guide 200815105 Coin screw 797334007 Cam spring B 000002507...
  • Page 76 MODEL: 1200D PARTS LIST...
  • Page 77 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797031115 Casing 797032002 Upper needle bar bearing 797033003 Lower needle bar bearing 000111201 Hexagonal socket screw 4x4 797034004 Presser bar bearing 797035005 Bearing 797036006 Holding spring 000128304 Setscrew 4x8 797037007 Bearing 797038008 Looper axle bearing...
  • Page 78 MODEL: 1200D PARTS LIST 31 15 25 26...
  • Page 79 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797632008 Main shaft (unit) 797129007 Main shaft 000023102 Spring pin 3x16 000151306 Washer FT80x1.0 000016102 Snap ring C-8 (STW) 797671009 Pulley (unit) 797138009 Pulley 797140004 Pulley ballance 000107318 Setscrew 3x8 (B) 797360002 Hexagonal socket bolt 4x20 (SW)
  • Page 80 MODEL: 1200D PARTS LIST 71 72...
  • Page 81 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797613003 Upper looper shaft (unit) 797203006 Upper looper shaft 000151203 Washer FT70x1.0 000016009 Snap ring CS-7 (STW) 797204007 Bearing 797205008 Shaft rocker joint pin 797206102 Upper looper oscillating crank 000111304 Hexagonal socket screw 5x5...
  • Page 82 MODEL: 1200D PARTS LIST...
  • Page 83 MODEL: 1200D PARTS LIST PARTS DESCRIPTION Feed bar (whole unit) 797652004 797626009 Feed bar (unit) Feed bar 797152009 797153000 Feed rod 797154001 Feed eccentric pin Snap ring E-6 000002806 000111201 Hexagonal socket screw 4x4 Main feed dog 797155002 000083409 Hexagonal socket bolt 4x10...
  • Page 84 MODEL: 1200D PARTS LIST...
  • Page 85 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797635001 Dial support (unit) 797191000 Dial support 797192001 DF notch spring plate 000097406 Setscrew 3x3 797193002 Stopper spring plate 000081120 Setscrew 4x6 797194003 S.L./D.F. dial shaft 797011108 S.L. Dial 797195004 S.L./D.F. Dial gear 000133209...
  • Page 86 MODEL: 1200D PARTS LIST...
  • Page 87 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797614004 Upper knife (unit) 797255003 Knife holder 797256004 797257005 Upper knife shaft 797376001 Dry lock allen screw 3x3 797258006 Upper knife spring 797259007 Upper knife dial 000111201 Hexagonal socket screw 4x4 797260001 Upper knife holder...
  • Page 88 MODEL: 1200D PARTS LIST...
  • Page 89 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797551002 Machine socket (unit) 795651030 Printed circuit board C case (unit) 795181001 Printed circuit board C case 508512504 Printed circuit board C (unit) 795182002 Printed circuit board C case cover 000120203 Setscrew 3x8 (B)
  • Page 90 MODEL: 1200D PARTS LIST...
  • Page 91 MODEL: 1200D PARTS LIST PARTS DESCRIPTION 797870066 Accessory set 797824009 Accessory case (unit) 797809008 Accessory case 797813005 Tension release clip 797814006 Spool cap 797817009 Lint brush 797818000 Wrench M4 797819001 797820005 Thread guide 202024013 Needle threader 797261002 Upper knife 624801001...

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