SERVICE MANUAL PARTS LIST
Contents
1. CONDITION 7 Deformation pattern Inappropriate zigzag synchronization Inappropriate disengagement of cam follower Upper thread tension is too tight Inappropriate feed balance HOW TO FIX See mechanical adjustment needle swing See mechanical adjustment disengagement of cam follower Adjust the upper thread tension See mechanical adjustment distorted pattern REFERENCE 920 920 SERVICE ACCESS FACE COVER N 2 TO REMOVE 1 Remove the face cover by removing the cap A and screw B TO ATTACH 2 Attach the face cover with the screw and then replace the cap 920 SERVICE ACCESS FRONT COVER N G A gt u i M Front cover AD G A TO REMOVE 1 Remove the face cover See page 4 2 Loosen the set screws A B C and D and then remove the front cover by removing the setscrews E F G H 1 J and K Note Unhook the tab K from the rear cover when removing the front cover TO ATTACH 3 Follow the above procedure in reverse 920 SERVICE ACCESS REAR COVER C N Rear cover TO REMOVE 1 Remove the face cover and front cover See page 4 5 2 Loosen setscrews A B and C and remove setscrews D E and F 3 Pull up the spool pins Remove the machine socket Remove the rear cover clearing the presser foot lifter from the2. O Q mE QK A A sk O O O O PARTS NO 744004001 681009101 735950003 000110107 000036201 735233003 735061101 000111304 735236006 102261000 822070003 735234004 639036003 639037004 000001609 735610101 532096007 647515006 000172602 920 PARTS LIST DESCRIPTION Needle plate Setscrew Lower shaft gear unit Hexagonal socket screw 5x5WP Washer 8 0 5 Bushing Feed lifting cam Hexagonal socket screw 5x5 Lower shaft Bobbin Felt Bushing Lower shaft crank arm Pin Snap ring E 5 Shuttle race body unit Shuttle hook Bobbin case unit Setscrew 5x8 37 920 PARTS LIST KEY z o AN O Q GQ N N N N N N N N N a BA 0 22 AN O ND O Q N PARTS NO 735612000 735078008 735079009 735080003 000002507 000111201 735081004 735082005 735083006 735084007 735085008 000101404 301609007 301027005 743013000 000097200 735087000 735088001 730061003 735090006 102141003 740013001 739022009 000081119 735071104 000002806 735276008 743012009 920 PARTS LIST DESCRIPTION Feed rock shaft unit Feed rock shaft Feed bar Feed bar shaft Snap ring E 4 Hexagonal socket screw 4x4 Feed dog Setscrew Feed bar spring Feed rock shaft center Feed rock shaft center plate Setscrew 4x6 Feed lifting arm unit Feed lifting arm Feed
3. See page 6 2 Loosen the setscrews A and B 3 Move the motor up or down to adjust the deflection about 7mm 0 28 9mm 0 36 4 Tighten the setscrews A and B Deflection 7 9mm 300g load A B 22 1 WIRING WIRING FOR MACHINE SOCKET UNIT 23 920 920 OILING Factory lubricated parts will provide years of household sewing without routine oiling However whenever the machine is being serviced check to see if any parts need to be lubricated OIL Use good quality sewing machine oil at the points A B C D E indicated by black arrows GREASE White grease is recommended for use on gears and cam surfaces It is an improved grease and it can be used on the metal and plastic parts which points are indicated by the white arrows F G amp H 24 PARTS LIST 920 PARTS LIST 26 KEY z o O PARTS NO 304601307 304001105 652302004 652205006 736007009 000076317 735013005 730006000 000101404 000061205 739004005 000115205 000081005 000121905 653006101 304605079 304029361 730501011 000160102 735016307 000071013 000101828 843014004 304030804 639161008 000101703 745031000 000107307 304501007 739064003 000198604 304613003 304051007 840602006 724025006 000115607 735616200 735002001 000097901 00006131
4. and the needle plate E should be 6 0mm 0 24 ADJUSTMENT PROCEDURE 1 2 3 Remove the face cover See page 4 Remove the setscrew B and take the lamp socket off Raise the presser foot lever A and loosen the setscrew C on the presser bar holder Adjust the distance between the presser foot D and the needle plate E to 6 0mm 0 24 Tighten the setscrew C securely Tighten the setscrew B to secure the lamp socket Attach the face cover Note When you tighten the setscrew C make sure that both sides of the presser foot are parallel to the feed dog slots F on the needle plate D 920 MECHANICAL ADJUSTMENT NEEDLE SWING TO CHECK Adjust the needle swing according to the following procedure if the needle bar starts moving sideways while the needle is in the fabric at sewing the zigzag pattern with maximum zigzag width ADJUSTMENT PROCEDURE 1 Set the pattern selector dial with maximum zigzag width and remove the front cover See page 5 Loosen two setscrews A Adjust the needle swing by turning the handwheel while holding the worm so as not to rotate it until the needle swing starts at 2 3mm on the needle plate after the needle has come out of the right side of the needle hole Tighten two setscrews A Attach the front cover Note After adjusting the needle swing check that the upper shaft worm and gear rotate smoothly without any backlash
5. slit on the cover TO ATTACH 4 Follow the above procedure in reverse MECHANICAL ADJUSTMENT TOP TENSION TO CHECK The standard upper hread tension should be 65 95g when pulling the thread cotton thread 50 in the direction of B with setting the tension dial at 3 Make sure the foot should be lowered If the tension is out of the standard range adjust it as follows ADJUSTMENT PROCEDURE 1 Remove the front cover unit See page 5 2 Turn the adjusting nut C in the direction of D when the upper thread tension is too tight Turn the adjusting nut C in the direction of E when the upper thread tension is too loose 3 Attach the front cover unit 920 920 MECHANICAL ADJUSTMENT BOBBIN TENSION TO CHECK Set the bobbin in the bobbin case and pass the thread cotton 50 through the tension spring The bobbin thread tension should be 45 55g when pulling the thread in the direction of B If the tension is out of the range adjust it as follows ADJUSTMENT PROCEDURE 1 Turn the adjusting screw C in the direction of D when the bobbin thread tension is too tight 2 Turn the adjusting screw C in the direction of E when the bobbin thread tension is too loose gt Cotton thread 50 920 MECHANICAL ADJUSTMENT PRESSER BAR HEIGHT AND ALIGNMENT TO CHECK 1 2 Raise the presser foot lever A The distance between the presser foot D
6. stud unit Eccentric pin Zigzag rod plain washer Zigzag rod Thread take up lever unit Needle bar crank unit Thread take up lever pin unit Snap ring E 6 14 Needle BH lever unit BH lever unit BH lever supporter Friction spring Spring pin Socket screw 4x10 Adjustable lock nut 4 BH lever base plate BH lever spring BH shifting rod Needle bar crank pin unit Needle bar crank rod 31 PARTS LIST 32 920 KEY z o AN O Q G N N N N N N N N N N A a A a O DOAN O O N O O NN PARTS NO 304607004 639113016 000810005 650070037 102073003 761052007 000036717 732025001 639095000 000111304 749011109 000111201 000022802 731312005 304609006 304042005 743011008 304044007 304043006 000161309 000110107 732003003 000172602 743029009 000030205 743019006 000023803 304612301 639097242 304050006 000107802 920 PARTS LIST DESCRIPTION Upper shaft unit Clutch spring Setscrew 4x8 Clutch cap Setscrew Setscrew Thrust washer Upper shaft front bushing Ring Hexagonal socket screw 5x5 Worm Hexagonal socket screw 4x4 Spring pin 2x12 Felt Crank rod unit Feed cam Crank rod Crank cam Crank cam plate Tapping screw 3x12 Hexagonal socket screw 5x5 Upper shaft rear bushing Setscrew 5x8 Felt Snap ring E 8 Belt wheel Spring pin Handwheel unit Handwheel Balance
7. threaded in the bobbin case Too much thread is around on the bobbin Lint has corrected in the bobbin case Thread quality is too low Thread is jamming around the bobbin Bobbin thread tension is too strong HOW TO FIX Thread the bobbin correctly Adjust the position of bobbin winder stopper and rethread the bobbin Clean the bobbin case Change to a high quality sewing thread Clear out the jammed thread Adjust the bobbin thread tension REFERENCE 920 5 Needle breaks Needle is hitting the needle plate Needle is bent or blunt Needle is hitting the hook race The fabric moves while the needle is piercing it or the needle zigzags while in fabric Fabric is being pulled too strongly while sewing See mechanical adjustment needle drop Change the needle See mechanical adjustment clearance between needle and hook See mechanical adjustment needle swing Guide the fabric gently while sewing 6 Noisy operation Backlash between the shuttle hook gear and lower shaft gear is too wide Lower shaft gear is loose Inappropriate belt tension Upper shaft gear is loose Not enough oil See mechanical adjustment clearance between needle and hook No 2 Tighten the lower shaft gear See mechanical adjustment motor belt tension Tighten the upper shaft gear Oil all moving parts
8. 5mm or more as shown in figure D If not adjust the clearance between needle and shuttle race by using the method of adjustment No 2 on page 13 after readjust the clearance between needle and needle plate Attach the face cover A iin Needle bar supporter 16 S 6 5 0 05 40 10 E 1 m es Fligure D Clearance between needle and needle c F plate is more than 0 15 mm 920 MECHANICAL ADJUSTMENT CLEARANCE BETWEEN NEEDLE AND HOOK NO 2 TO CHECK Use this adjustment method No 2 if the clearance cannot be adjusted by method No 1 The clearance between needle and shuttle race should be 0 05 to 0 10mm ADJUSTMENT PROCEDURE 1 Set the pattern selector dial at ci 2 Remove the rear cover See page 6 3 Loosen the setscrew A on lower shaft bushing and slide the gear about 0 5mm to the right to make a slack between gears 4 Lower the needle and loosen the two shuttle race screws B Move the shuttle race unit axially either forward or backward to adjust the clearance between the needle and the shuttle race in the range of 0 05 to 0 10mm 5 Set the pattern select dial Turn the handwheel to check if the clearance between the needle and inner edges of the shuttle race spring at the left and right needle drops are equal If not make an adjustment by turning the shuttle race unit 6 Tighten the two sh
9. 9 920 PARTS LIST DESCRIPTION Rear cover unit Rear cover Spool pin Spool pin Spool pin spring Tapping screw 3x10 Spool pin spring base Spring Setscrew 4x6 Nut Bed cover plate TP screw 4x6 Setscrew 4x8 Tapping screw 4x12 B Cap Front cover unit Front cover Thread guide plate unit Adjustable lock nut 4 Bobbin winder stopper Washer Setscrew 4x16 Nut Panel Sticker Setscrew 4x12 Thread guide plate Tapping screw 3x8 B Extension table unit Bed rubber base Tapping screw 4x14 B Face cover unit Face cover Thread cutter unit Reflex sticker TP screw 4x8 Rubber base unit Rubber base Flat screw M5x18 Nut 27 920 PARTS LIST 33 28 KEY z o AN O Q GQ IO NN NS NN a N O O Q GQ O Oo O Q N PARTS NO 305604004 735221008 735222009 000101404 735025000 000138307 735026001 735027002 735028003 000111500 735029004 000001609 735030008 000013903 000081005 000070506 301612003 660106001 304610000 739017001 304045008 739019003 000002105 304603000 000103808 304008009 000101703 611510000 301505002 740613007 740050000 740051001 740620018 920 PARTS LIST DESCRIPTION Presser bar base plate unit Presser bar base plate Needle drop adjusting plate Setscrew 4x6 Needle bar supporter st
10. SERVICE MANUAL PARTS LIST MODEL 920 CONTENTS WHAT TO DO WHEN id 1 3 SERVICE ACCESS FACE COVER csi a 4 FRONT COVER ERE 5 REAR COVER puna aaa 6 MECHANICAL ADJUSTMENT TOP TENSION 7 BOBBINITIENSION 8 PRESSER BAR HEIGHT AND 9 QjszsBzEuce 10 NEEDLE BR 11 CLEARANCE BETWEEN NEEDLE AND HOOK 12 CLEARANCE BETWEEN NEEDLE AND HOOK NO 2 13 FEED DOG HEIGHT Z L a a 14 NEEDLE BAR HEIGHT u eee tcu 15 NEEDLE TIMING TO SHUT TLE iiti tte aia 16 DISTORTIED PATTERNG dicetis ia 17 BUTTONHOLE FEED BALANCE ernennen ernennt 18 BARTACK FEED OF BUTTONHOLE enean 19 B TTONHOLEFUNGTIGOlI u u xti 20 DISENGAGEMENT OF CAM 21 MOTOR BELT TENSION LL uu uu aaa ia 22 WIRING 22 23 is 24 PARTS E E ka 25 43 CONDITION 1 Skipped stitches WHAT TO DO WHEN Needle is not inserted properly Needle is bent or blunt Incorrectly threaded Needle or thread are inapprop
11. between them Gear Upper shaft worm A 2 PCS 920 MECHANICAL ADJUSTMENT NEEDLE DROP TO CHECK When the needle swings in maximum zigzag width the distance between the both ends of needle hole on the needle plate and the needle drop positions should be equal If not make an adjustment as follows ADJUSTMENT PROCEDURE 1 Set the pattern selector dial at maximum zigzag width Loosen the setscrew A Turn the eccentric pin to adjust the needle drop Tighten the setscrew A Remove the face cover See page 4 Note Check the hook timing after this adjustment Attach the face cover Eccentric pin Both clearance should be equal 920 MECHANICAL ADJUSTMENT CLEARANCE BETWEEN NEEDLE AND HOOK NO 1 TO CHECK The clearance between needle and shuttle race should be 0 05 to 0 10mm If not make an adjustment as follows ADJUSTMENT PROCEDURE 1 2 3 Remove the face cover See page 4 Set the pattern selector dial a Loosen setscrew A and move the needle bar supporter in either direction of arrows B or C to adjust the clearance between 0 05 to 0 10mm When clearance is too wide move the needle bar supporter to the direction B When clearance is too narrow move the needle bar supporter to the direction C Note After this adjustment check if the clearance between needle and needle plate is 0 1
12. ction of D in case of B left stitches are rough 3 Attach the cap U Cap E A B udi eo x X Notch Adjusting Screw E 3 N Sy i Forward feeding Backward feeding 920 MECHANICAL ADJUSTMENT BARTACK FEED OF BUTTONHOLE TO CHECK If the material is feed forward or backward when sewing bartack on buttonhole make an adjustment as follows ADJUSTMENT PROCEDURE 1 Set the pattern selector control at ll and the stitch length control at 4 2 Remove the front cover See page 5 3 Place a piece of paper under the foot and turn the handwheel If the paper is feed forward turn the adjusting screw in the direction of C If the paper is feed backward turn the adjusting screw in the direction of D 4 Mount the front cover D C ADJUSTING SCHEW FORWARD FEEDING BACKWARD FEEDING 920 MECHANICAL ADJUSTMENT BUTTONHOLE FUNCTION TO CHECK Buttonholes should be about 3mm longer than the length set by the buttonhole foot If this length cannot be obtained then check and adjust as follows ADJUSTMENT PROCEDURE 1 Remove the face cover See page 4 2 Turn the adjusting screw in the direction of A if the buttonhole stitch length is longer than the standard or in the direction of B if the buttonhole stitch length is shorter than the standard 3 Attach the face cover Standard About 3mm Buttonhole le
13. d 20 920 MECHANICAL ADJUSTMENT DISENGAGEMENT OF CAM FOLLOWER TO CHECK Too narrow clearance between the cam follower and the top convex of zigzag cam may often cause difficulty in turning of the pattern selector dial or can not correct pattern ADJUSTMENT PROCEDURE 1 Set the pattern selector dial C ds 2 Remove the front cover See page 5 3 Put the cam follower to the zigzag cam straight cam and also put the cam follower releasing arm to the pattern select cam 4 Loosen the setscrew 5 Move adjusting plate in the direction of arrow until to touch to the releasing arm tighten setscrew Note After this adjustment check that the clearance between the zigzag cam and the cam follower is 0 3 mm when putting the cam follower releasing arm onto position A of pat tern select cam 6 Attach the front cover ZZ cam Releasing arm Setscrew Adjusting plate Release arm 21 920 MECHANICAL ADJUSTMENT MOTOR BELT TENSION TO CHECK 1 If the motor belt tension is too tight or too loose it can cause a belt noise If the tension is too tight it can cause the machine to run slowly and the motor to overload if the tension is too loose it can cause the belt to jump 2 The correct motor belt tension is when the deflection of motor belt is about 7mm 0 28 9mm 0 36 when pushing the motor belt by finger with a 300 gram load ADJUSTMENT PROCEDURE 1 Remove the rear cover
14. e hook should be in the range of 2 9 3 5 mm ADJUSTMENT PROCEDURE 1 Remove the face cover See page 4 2 Set the pattern selector dial at CD 3 Open the shuttle cover 4 Remove the shuttle race ring 5 Turn the handwheel toward you until the tip of the shuttle hook meets the left side of the needle 6 Loosen the lower shaft crank arm setscrews A 7 Adjust the height of the needle bar by moving the needle bar upward or downword without turning it Toghten the setscrew A 9 Attach the shuttle race ring of shuttle hook meets left side of needle 2 9 3 5 CAT gt e Neeale bar 920 MECHANICAL ADJUSTMENT NEEDLE TIMING TO SHUTTLE TO CHECK The height of the needle point from its lowest point of travel should be in the range of 1 45 1 95 mm when the tip of the shuttle hook just meets the left side of the needle at the left needle position ADJUSTMENT PROCEDURE NO Q WD 00 10 11 Set the pattern selector dial at Ci Remove the front cover See page 5 Open the shuttle cover Remove the shuttle race ring Turn the handwheel toward you until the tip of the shuttle hook meets the left side of the needle Loosen the lower shaft crank arm setscrews A While holding the shuttle hook so it doesn t turn turn the handwheel toward you until the needle comes to its lowest position Turn the handwheel further to raise the needle about 1 7m
15. m from its lowest position Tighten the setscrews A Turn the handwheel toward you to check if the height is in the range of 1 45 1 95 mm If it is not in this range repeat the above procedure Attach the shuttle race ring Attach the front cover Lower shaft crank arm Lower shaft 7 45 1 95 mm gt A 2 pcs Lowest position 920 MECHANICAL ADJUSTMENT DISTORTED PATTERN TO CHECK If the stretch stitch patterns are distorted with setting the stitch length control at W In case of being a difference between forward feeding and backward feeding during stretch stitch patterns make an adjustment as follows ADJUSTMENT PROCEDURE 1 Remove the cap 2 Set the pattern selector control at and the stitch length control at W 3 Turn the stretch stitch adjusting screw in the direction of C when A B or in the direction of D when A B 4 Mount the cap 920 MECHANICAL ADJUSTMENT BUTTONHOLE FEED BALANCE TO CHECK When sewing buttonhole the stitches on each side of buttonhole should be the same stitch density The range of 9 12 stitches in the right side row backward feeding against 10 stitches in the left side row forward feeding is considered acceptable ADJUSTMENT PROCEDURE 1 Confirm the stitches by sewing buttonholes and remove the cap 2 Turn the adjusting screw in the direction of C in case of A right stitches are rough or in the dire
16. opper Bolt 4x8 Presser bar Presser bar spring Presser bar bracket Hexagonal socket screw 4x8 Presser foot lifter Snap ring E 5 Tension release lever Snap ring CS 5 Setscrew 4x8 Washer Presser foot unit Setscrew Tension release arm unit Tension release arm base Tension release arm Tension release spring Snap ring E 3 Tension assembly Setscrew 3x5 Top cover thread guide Setscrew 4x12 Foot holder unit Zigzag foot unit BH lever base unit BH lever base BH adjusting lever Presser bar base plate unit 29 PARTS LIST 30 920 KEY z o O G PARTS NO 740007013 000081005 730024004 000101404 743634003 000009009 000053709 301610001 301032003 730022002 673022002 000070609 000002507 000111304 000111902 730503116 301504104 678084007 748021006 735119002 625506109 743664105 731511006 000002806 102408089 740617001 753629109 740047004 753027008 000023009 000113306 000160102 740048005 740049006 740052002 735504008 680032007 920 PARTS LIST DESCRIPTION Face cover set plate Setscrew 4x8 Needle bar supporter spring Setscrew 4x6 Lamp socket unit Lamp 240v 15w Cord tie band Needle bar supporter unit Needle bar supporter Needle bar supporter pin Wave washer Plain washer Snap ring E 4 Hexagonal socket screw 5x5 Hexagonal socket screw 3x4 Needle bar unit Needle bar connecting
17. riate for the fabric being sewn Sewing on stretch fabric Inappropriate needle bar height Inappropriate needle to hook timing Inappropriate needle to hook clearance HOW TO FIX Insert the needle properly Change the needle Rethread Use appropriate needle thread for fabric being sewn Use a 11 blue tip needle See mechanical adjustment needle bar height See mechanical adjustment needle timing to shuttle See mechanical adjustment clearance between needle and hook 920 REFERENCE 2 Fabric is not moving Incorrect feed dog height Thread on bottom side of fabric is jammed up Feed dog teeth are worn See mechanical adjustment feed dog height Make sure to bring both needle and bobbin thread under the foot when start sewing Change the feed dog 3 The upper thread breaks Initial sewing speed is too fast Incorrectly threaded Needle is bent or blunt Upper thread tension is too strong Needle size is inappropriate for the fabric being sewn Needle eye is worn Needle hole of needle plate is worn or burred Start with medium speed Thread correctly Change the needle Adjust the upper thread tension Use appropriate needle and thread for fabric being sewn Change the needle Replace the needle plate CONDITION 4 The bobbin thread breaks The bobbin thread is incorrectly
18. rod spring Setscrew 4x12 Feed lifting pin Feed lifting roller Feed lifting spring Feed lifting shaft Feed regulator slide block Drop feed selecting plate Feed lifting shaft holder Setscrew 4x6 Feed rock shaft connecting pin Snap ring E 6 Ring Feed rod 39 PARTS LIST 40 920 920 PARTS LIST KEY PARTS NO NO DESCRIPTION 1 743611004 Motor unit 2 000201209 Setscrew 5x12 3 739503308 Machine socket unit 4 739037007 Machine socket cover 5 000103509 Setscrew 4x10 6 000107802 Setscrew 3x10 7 000060802 Nut 8 650166019 Motor timing belt 41 PARTS LIST MN KEY z O AN O Q GQ N m GQ N NO 304870309 820832005 647803004 647808009 102261000 540401026 802424004 737801015 611406002 731806001 740801004 042870308 304800283 741811000 920 PARTS LIST PARTS i DESCRIPTION Accessory set Screw driver Large Screw driver Small Buttonhole opener Bobbin Needle set Brush Buttonhole foot Zipper foot Straight stitch foot Buttonhole foot unit Foot control Instruction book Cover 43
19. uttle race screws B 7 Loosen the setscrew on lower shaft bushing and slide the gear back to its original position while adjusting the backlash 8 Tighten the setscrew A firmly 9 Attach the rear cover Note The rotary play of the hook driver should be 0 3mm or less and the lower shaft turns smoothly After the adjustment check the hook timing Clearance should be equal Needle Shuttle race Setscrews B 2 pcs Lower shaft Shuttle race spring bushing front 13 920 MECHANICAL ADJUSTMENT FEED DOG HEIGHT TO CHECK 1 Lower the presser foot 2 Turn the handwheel toward you until the feed dog comes to its highest position The feed dog height should be 0 75 0 90mm If itis not in the range adjust as follows ADJUSTMENT PROCEDURE 1 Open the shuttle cover 2 Lower the presser foot and turn the handwheel toward you until the feed dog comes to its highest position Loosen the setscrew A Turn the feed lifting pin to adjust the feed dog height 0 75 0 90mm Tighten the setscrew A Turn the handwheel toward you to recheck the height of feed dog o S Needle plate Feed lifting pin 920 MECHANICAL ADJUSTMENT NEEDLE BAR HEIGHT TO CHECK When the tip of shuttle hook meets the left side of the needle in ascending travel of the needle from its left and lowest position the distance between the top of the needle eye and the tip of the shuttl
20. weight Tapping screw 3x10 B 33 PARTS LIST 7 lt YAPI gt lt lt O S5 34 KEY NO AN O Q GQ NN GO Io Io N 29 S N N NN a a GQ O Q GQ NS O Q O Q KWON PARTS NO 304006007 740011009 000002105 740010008 000081005 740602405 735501108 740003101 740042009 000002806 304604702 303028002 303051004 000103808 736015000 739063002 304611104 000014007 304007204 000160102 648010009 739020007 735077007 735073003 000013800 745052007 000101301 740125007 304608201 000081500 303078007 304063002 000172602 304063002 304028201 920 PARTS LIST DESCRIPTION Handle Handle shaft Snap ring E 3 Handle supporter Setscrew 4x8 Bobbin winder base plate unit Bobbin winder arm unit Bobbin winder base plate Bobbin winder arm spring Snap ring E 6 Zigzag mechanism unit Index spring 1 Index spring 2 Setscrew 3x5 R button shaft R button spring Feed regulator unit Snap ring CS 4 R button Adjustable lock nut 4 Setscrew Feed regulating rod Feed regulating body spring Plain washer Snap ring CS 6 Reverse link Setscrew 5x10 Feed regulator spring Button base unit Setscrew 3x12 Spring Pattern indicator plate Setscrew 5x8 Stitch length button Stitch width button 35 PARTS LIST 920 KEY NO AN
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