Instruction Manual
Page 3
... 3.1. Inserting the Needle 3.7. Stitch Width Regulator 3.19. Straight and Zigzag Stitch Fitting 3.22. Knee Lifter Installation 3.25. Lubrication 3.5. Bobbin Winding 3.9. Bobbin Case Threading 3.10. Take-up Spring Regulation 3.16. Needle Bar Frame Clamp Device 3.21. Instruction Manual and Parts List 4 4 5 6 6 7 8 8 9 ...14 15 17 18 19 19 20 20 20 21 22 22 23 24 25 26 26 29 29 30 Safety Instructions 1.1. Machine Threading 3.12. Needle Position Selector 3.18. Fittings for Zipper and Cord Sewing - 2 - Table Cut-Out Drawing 3.2. Stitch Length ...
... 3.1. Inserting the Needle 3.7. Stitch Width Regulator 3.19. Straight and Zigzag Stitch Fitting 3.22. Knee Lifter Installation 3.25. Lubrication 3.5. Bobbin Winding 3.9. Bobbin Case Threading 3.10. Take-up Spring Regulation 3.16. Needle Bar Frame Clamp Device 3.21. Instruction Manual and Parts List 4 4 5 6 6 7 8 8 9 ...14 15 17 18 19 19 20 20 20 21 22 22 23 24 25 26 26 29 29 30 Safety Instructions 1.1. Machine Threading 3.12. Needle Position Selector 3.18. Fittings for Zipper and Cord Sewing - 2 - Table Cut-Out Drawing 3.2. Stitch Length ...
Instruction Manual
Page 4
...Top Cover and Arm Side Cover Components 6.2. Needle Bar, Presser Bar and Throat Plate Components 6.4. Presser Bar Lifter and Thread Tension Components 6.11. Accessories and Attachments 6.12. Thread Stand Components 6.13. Machine Head Cleaning 4.2. Feed Mechanism Components 6.10. Parts List 6.1. Zigzag Triangular Cam and Hook...31 31 31 31 32 33 33 35 37 39 41 43 45 47 49 51 53 55 57 Safety Inspection 5. Troubleshooting 6. Thread Take-up, Arm Shaft and Handwheel Components 6.3. Bight Amplitude, Bight and L-C-R Position Components 6.6. Arm Shaft (upright) and Rotating ...
...Top Cover and Arm Side Cover Components 6.2. Needle Bar, Presser Bar and Throat Plate Components 6.4. Presser Bar Lifter and Thread Tension Components 6.11. Accessories and Attachments 6.12. Thread Stand Components 6.13. Machine Head Cleaning 4.2. Feed Mechanism Components 6.10. Parts List 6.1. Zigzag Triangular Cam and Hook...31 31 31 31 32 33 33 35 37 39 41 43 45 47 49 51 53 55 57 Safety Inspection 5. Troubleshooting 6. Thread Take-up, Arm Shaft and Handwheel Components 6.3. Bight Amplitude, Bight and L-C-R Position Components 6.6. Arm Shaft (upright) and Rotating ...
Instruction Manual
Page 5
... are able to perform the task. • The machine should not be used to the items following situations arise: o Passing the thread by the needle or replacing the bobbin or looper. The machine should only be operated by properly trained personnel. • For your country... or maintenance should only be performed by properly trained personnel. • Maintenance and repair on electric equipment should be followed. • Singer will not be followed. Important Safety Instructions When using the machine, understand all basic safety instructions which are not limited to sew materials...
... are able to perform the task. • The machine should not be used to the items following situations arise: o Passing the thread by the needle or replacing the bobbin or looper. The machine should only be operated by properly trained personnel. • For your country... or maintenance should only be performed by properly trained personnel. • Maintenance and repair on electric equipment should be followed. • Singer will not be followed. Important Safety Instructions When using the machine, understand all basic safety instructions which are not limited to sew materials...
Instruction Manual
Page 6
... the belt. • If you machine is running. Nothing should be sure the machine is turned off the machine to the rotating hook and the thread take-up lever cover when the machine is running. • The rotating hook whirls at high speed while the machine is running , turn it off...
... the belt. • If you machine is running. Nothing should be sure the machine is turned off the machine to the rotating hook and the thread take-up lever cover when the machine is running. • The rotating hook whirls at high speed while the machine is running , turn it off...
Instruction Manual
Page 8
... than 76 dBA at 1,600 spm Maximum speed will vary depending on fabric, threads and sewing condition 2 Noise measurement according to medium Plain zigzag (Straight stitch) 20U-309 3-step zigzag Max. Machine Specification Singer model For sewing Stitch type 20U-109 / 109C 20U-112 / 112C Light to DIN 4563-45-A 1. stitch bight 2,500 rpm 9.0 mm 2,000...
... than 76 dBA at 1,600 spm Maximum speed will vary depending on fabric, threads and sewing condition 2 Noise measurement according to medium Plain zigzag (Straight stitch) 20U-309 3-step zigzag Max. Machine Specification Singer model For sewing Stitch type 20U-109 / 109C 20U-112 / 112C Light to DIN 4563-45-A 1. stitch bight 2,500 rpm 9.0 mm 2,000...
Instruction Manual
Page 14
...Zigzag Sewing Machine Instruction Manual and Parts List 3.5. Loosen needle set screw '1 securely. Needle and Thread Selection of thread Caution: • The power supply should be used on the material and thread used. Inserting the Needle Use needle Cat. Make sure its highest position by turning hand wheel toward... to its long groove faces toward you. Raise needle bar to the table below Model Application Light weight materials 20U-109 / 109C / 112 / 112C / 309 Medium weight materials Mid-heavy weight materials Max. Caution: • Switch off before attaching the ...
...Zigzag Sewing Machine Instruction Manual and Parts List 3.5. Loosen needle set screw '1 securely. Needle and Thread Selection of thread Caution: • The power supply should be used on the material and thread used. Inserting the Needle Use needle Cat. Make sure its highest position by turning hand wheel toward... to its long groove faces toward you. Raise needle bar to the table below Model Application Light weight materials 20U-109 / 109C / 112 / 112C / 309 Medium weight materials Mid-heavy weight materials Max. Caution: • Switch off before attaching the ...
Instruction Manual
Page 16
... 'S'. • Th reeding the pre-tansion for bobbin winding 2 4 Figure 11 Caution: • Do not guide or hold thread when winding the bobbin. 3.9. To adjust the amount of thread on bobbin, loosen screw '4' on as far as required. Figure 11, pushing it on latch '2' and swing the latch '2'... latch '2' away from you or toward you , as it under tension spring '2' (see Figure 13) 15 • Bobbin Case Threading Hold bobbin case so that thread unwinds in the direction shown in Figure 12, and put bobbin in the direction indicated by arrow 'A', then start the machine (see Figure...
... 'S'. • Th reeding the pre-tansion for bobbin winding 2 4 Figure 11 Caution: • Do not guide or hold thread when winding the bobbin. 3.9. To adjust the amount of thread on bobbin, loosen screw '4' on as far as required. Figure 11, pushing it on latch '2' and swing the latch '2'... latch '2' away from you or toward you , as it under tension spring '2' (see Figure 13) 15 • Bobbin Case Threading Hold bobbin case so that thread unwinds in the direction shown in Figure 12, and put bobbin in the direction indicated by arrow 'A', then start the machine (see Figure...
Instruction Manual
Page 17
Allow about 4 inches of thread to hang freely from slot '2' on end of spring '1', (Figure 14) and pass it through bobbin case thread guide '1' of Figure 15. - 16 - Figure 14 Figure 15 Note: • When straight stitching, a better result can be obtained if bobbin thread is not threaded through bobbin case thread guide '1', Figure 15. Zigzag Sewing Machine Instruction Manual and Parts List Figure 13 Draw thread out from bobbin.
Allow about 4 inches of thread to hang freely from slot '2' on end of spring '1', (Figure 14) and pass it through bobbin case thread guide '1' of Figure 15. - 16 - Figure 14 Figure 15 Note: • When straight stitching, a better result can be obtained if bobbin thread is not threaded through bobbin case thread guide '1', Figure 15. Zigzag Sewing Machine Instruction Manual and Parts List Figure 13 Draw thread out from bobbin.
Instruction Manual
Page 19
Zigzag Sewing Machine 3.11. Machine Threading Instruction Manual and Parts List 6 i / a co i -# ( G Figure 17 Lead thread from the thread unwinder through all the threading points in the order shown in Figure 17 Thread the needle from front to back, as show in Figure 17 Draw about 3 inches of thread through eye of needle. Caution: • Switch off the machine. • Do not operate the machine without thread take-up guard. • Do not operate the machine without finger guard. -18-
Zigzag Sewing Machine 3.11. Machine Threading Instruction Manual and Parts List 6 i / a co i -# ( G Figure 17 Lead thread from the thread unwinder through all the threading points in the order shown in Figure 17 Thread the needle from front to back, as show in Figure 17 Draw about 3 inches of thread through eye of needle. Caution: • Switch off the machine. • Do not operate the machine without thread take-up guard. • Do not operate the machine without finger guard. -18-
Instruction Manual
Page 21
... assembly '3' toward left or right, as required. • More tension • Less tension To adjust the amount of take -up spring movement, loosen screw '2'. Bobbin Thread Tension Adjustment Regulate bobbin thread tension with tension regulating knob '1', Figure 20. • more tension '-' less tension 3.15. Figure 21 Figure 22 -20- Needle...
... assembly '3' toward left or right, as required. • More tension • Less tension To adjust the amount of take -up spring movement, loosen screw '2'. Bobbin Thread Tension Adjustment Regulate bobbin thread tension with tension regulating knob '1', Figure 20. • more tension '-' less tension 3.15. Figure 21 Figure 22 -20- Needle...
Instruction Manual
Page 26
Set height of spool rest so there is approximately 2.0 mm clearance between top end of spool pin and the tip of the slotted spigot of the spool cap (see Figure 31). Zigzag Sewing Machine 3.22_ Spool Cap Usage Instruction Manual and Parts List When using a reel type thread spool, fit the spool cap '1' supplied with the machine onto the thread spool '3' (see Figure 31) The spool cap should never be fitted on the spool pin '5'. Forcing it onto the spool pin may result in breaking the slotted spigot of the spool cap (see Figure 31). Sig 5 Figure 31 - 25 -
Set height of spool rest so there is approximately 2.0 mm clearance between top end of spool pin and the tip of the slotted spigot of the spool cap (see Figure 31). Zigzag Sewing Machine 3.22_ Spool Cap Usage Instruction Manual and Parts List When using a reel type thread spool, fit the spool cap '1' supplied with the machine onto the thread spool '3' (see Figure 31) The spool cap should never be fitted on the spool pin '5'. Forcing it onto the spool pin may result in breaking the slotted spigot of the spool cap (see Figure 31). Sig 5 Figure 31 - 25 -
Instruction Manual
Page 27
Anti-Spill Sleeve Usage When using synthetic threads that easily spill off the cone '1', slip the anti-pill sleeve '2' furnished with the machine over the thread from the bottom of cone '1' leaving the thread end to underside of antispill sleeve '2' as shown in Figure 32 3.24. Zigzag Sewing Machine 3.23. Knee Lifter Installation Knee lifter mounting Fasten knee lifter bracket '1' to hang free at the top of table '2' 145mm from table cut-out as shown in Figure 33 Instruction Manual and Parts List 2 Figure 32 145 mm ti 1 2 Figure 33 -26-
Anti-Spill Sleeve Usage When using synthetic threads that easily spill off the cone '1', slip the anti-pill sleeve '2' furnished with the machine over the thread from the bottom of cone '1' leaving the thread end to underside of antispill sleeve '2' as shown in Figure 32 3.24. Zigzag Sewing Machine 3.23. Knee Lifter Installation Knee lifter mounting Fasten knee lifter bracket '1' to hang free at the top of table '2' 145mm from table cut-out as shown in Figure 33 Instruction Manual and Parts List 2 Figure 32 145 mm ti 1 2 Figure 33 -26-
Instruction Manual
Page 33
...bent or has a blunt point? 5. Is, needle inserted correctly? 2. Is thread free of needle & thread suitable for thread & fabric? 6. Is thread tangled or caught? 10. Adjust needle & bobbin case thread tension 11. Is needle the correct size for fabric 19. Tighten needle set ... dial properly adjusted? 21. Adjust correct presser toot pressure 23. Correct needle threading Needle thread breaks 2. Is needle-thread tension too tight? 4. Select proper needle size S, thread 7. Remove slubs & knots Bobbin thread breaks 8. Is there any lint or fluff on feed dog? 27. Is...
...bent or has a blunt point? 5. Is, needle inserted correctly? 2. Is thread free of needle & thread suitable for thread & fabric? 6. Is thread tangled or caught? 10. Adjust needle & bobbin case thread tension 11. Is needle the correct size for fabric 19. Tighten needle set ... dial properly adjusted? 21. Adjust correct presser toot pressure 23. Correct needle threading Needle thread breaks 2. Is needle-thread tension too tight? 4. Select proper needle size S, thread 7. Remove slubs & knots Bobbin thread breaks 8. Is there any lint or fluff on feed dog? 27. Is...
Instruction Manual
Page 35
Part No. 1 554113-383 2 606407 3 606395 4 606632 5 606633 6 606634 7 554118-385 8 606635 9 606433 601433 10 606636 11 606454 12 606637 13 606638 GO207-8 14 606452 15 606453 16 606449 17 606451 GS272-8 18 606439 19 550032 20 544208-005 21 606447 22 606448 GZ202-8 23 606446 24 544208-005 25 606639 GR482/6-8 26 606440 27 606442 28 606441 29 606443 GL162-8 30 606439 31 606602 32 606398 GT150-8 33 606397 34 554128 35 554144 36 544212-001 37 Gl Zigzag Sewing Machine No.
Part No. 1 554113-383 2 606407 3 606395 4 606632 5 606633 6 606634 7 554118-385 8 606635 9 606433 601433 10 606636 11 606454 12 606637 13 606638 GO207-8 14 606452 15 606453 16 606449 17 606451 GS272-8 18 606439 19 550032 20 544208-005 21 606447 22 606448 GZ202-8 23 606446 24 544208-005 25 606639 GR482/6-8 26 606440 27 606442 28 606441 29 606443 GL162-8 30 606439 31 606602 32 606398 GT150-8 33 606397 34 554128 35 554144 36 544212-001 37 Gl Zigzag Sewing Machine No.
Instruction Manual
Page 36
Thread Take-up, Arm Shaft and Handwheel Components Instruction Manual and Parts List 15 2 14 w 13 .1 7 8 10 12 9 CI1ES1Z!--1:1R1 24 18 20 ("4 20 0*, 29 21 .\12733 35 23 a 4 44 19 26 16 17 42 39 40 38 - 35 - Zigzag Sewing Machine 6.2.
Thread Take-up, Arm Shaft and Handwheel Components Instruction Manual and Parts List 15 2 14 w 13 .1 7 8 10 12 9 CI1ES1Z!--1:1R1 24 18 20 ("4 20 0*, 29 21 .\12733 35 23 a 4 44 19 26 16 17 42 39 40 38 - 35 - Zigzag Sewing Machine 6.2.
Instruction Manual
Page 52
C) 15 17 b 20 21 CCiZb C44 4 14 22 ti tC,is 1 10 j 11 2 ' CD 27 24 26 28 29 27 30 31 - 51 - Presser Bar Lifter and Thread Tension Components Instruction Manual and Parts List 8 23 sat 12 18. Zigzag Sewing Machine 6.10.
C) 15 17 b 20 21 CCiZb C44 4 14 22 ti tC,is 1 10 j 11 2 ' CD 27 24 26 28 29 27 30 31 - 51 - Presser Bar Lifter and Thread Tension Components Instruction Manual and Parts List 8 23 sat 12 18. Zigzag Sewing Machine 6.10.
Instruction Manual
Page 53
...Lever Tension Release Lever Screw Spring Tension Release Lever Screw Thread Retainer Thread Retainer Screw Thread Guide Thread Guide Screw Thread Guard Pin Tension Assembly Tension Disc Tension Releasing Disc Tension Release Pin Tension Spring Thread Take-up Spring Tension Base Assembly Tension Securing Screw ...Tension Stud Thumb Nut Thumb Nut Washer Set Screw Lifting Lever Hinge Screw Connecting Rod Connecting Rod Pin Connecting Rod Connecting Rod Pin Bell Crank Assembly Screw Instruction Manual and Parts List Quantity 109...
...Lever Tension Release Lever Screw Spring Tension Release Lever Screw Thread Retainer Thread Retainer Screw Thread Guide Thread Guide Screw Thread Guard Pin Tension Assembly Tension Disc Tension Releasing Disc Tension Release Pin Tension Spring Thread Take-up Spring Tension Base Assembly Tension Securing Screw ...Tension Stud Thumb Nut Thumb Nut Washer Set Screw Lifting Lever Hinge Screw Connecting Rod Connecting Rod Pin Connecting Rod Connecting Rod Pin Bell Crank Assembly Screw Instruction Manual and Parts List Quantity 109...
Instruction Manual
Page 55
... Unwinder Spool Cap Thread Unwinder Spool Net Drip Pan Drip Pan Nail Knee Lifter Assembly Knee Lifter Assembly Machine Hinge Machine Hinge Cushion Machine Cushion Nail Quantity 109 109C 112 112C 309 1 1 1 1 1 3 3 3 3 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 1 1 1 1 1 4 4 4 4 4 1 1 1 1 1 2 2 2 2 1 2 2 2 2 1 4 4 4 4 1 6 6 6 6 1 - 54 - Zigzag Sewing Machine Instruction Manual and Parts List No...
... Unwinder Spool Cap Thread Unwinder Spool Net Drip Pan Drip Pan Nail Knee Lifter Assembly Knee Lifter Assembly Machine Hinge Machine Hinge Cushion Machine Cushion Nail Quantity 109 109C 112 112C 309 1 1 1 1 1 3 3 3 3 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 1 1 1 1 1 4 4 4 4 4 1 1 1 1 1 2 2 2 2 1 2 2 2 2 1 4 4 4 4 1 6 6 6 6 1 - 54 - Zigzag Sewing Machine Instruction Manual and Parts List No...
Instruction Manual
Page 56
Zigzag Sewing Machine 6.12. Thread stand components 10 --C Instruction Manual and Parts List Cs o -• , a-421 1. (142) - -
Zigzag Sewing Machine 6.12. Thread stand components 10 --C Instruction Manual and Parts List Cs o -• , a-421 1. (142) - -
Instruction Manual
Page 57
... Rubber cap 3 10131008 Spool post (lower) 4 10131009 Spool post (upper) 5 10112039 Spool post joint 6 10112040 Spool arm (upper) 7 10112041 Spool arm (lower) 8 504013 Screw 9 10113010 Thread guide 10 10131010 Spool pin 11 10128009 Spring washer 12 10128002 Washer 13 101516006 Nut 14 10111013 Spool rest 15 10111014 Spool retainer 16 10128010...
... Rubber cap 3 10131008 Spool post (lower) 4 10131009 Spool post (upper) 5 10112039 Spool post joint 6 10112040 Spool arm (upper) 7 10112041 Spool arm (lower) 8 504013 Screw 9 10113010 Thread guide 10 10131010 Spool pin 11 10128009 Spring washer 12 10128002 Washer 13 101516006 Nut 14 10111013 Spool rest 15 10111014 Spool retainer 16 10128010...