Instruction/ maintenance manual of the product 321D Singer
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Ultra High Speed Overedge and Safety Stitch Machine Instr uction Manual and P ar ts List ® Singer is a registered trademark of The Singer Company Limited or its affiliated companies.
Cont ents 1 s n o i t c u r t s n I y t e f a S 1 1 .1 1 s n o i t c u r t s n I y t e f a S t n a t r o p m I 1 .2 F or S 2 n o i t a r e p O e f a 3 n o i t a c fi i c e p S e n i h c a M d n a n o i t p i r c s e D t c u d o r P 2 2.1 3 n o i t p i r c s e D t c u d o r P 2.
Cont ents 6 Pa rt s li st 21 6 .1 Machine Bed Frame Components 22 6 .2 Machine Cover Components (1) 24 6 .3 Machine Cover Components (2) 26 6 .4 Crank Shaft Drive Components 28 6 .5 Thread Tension Components 30 6 .6 Thread Guide and Thread Take-up Components (1) 32 6 .
1 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List Saf ety Instr uctions 1. 1 Impor tant Saf ety Instr uctions Impor tant • Before running the mac hine, make sure all relevant safety specifica- tions are adequate to specifica- tions and tec hnical standards in your country .
• T o avoid the risk of electric shoc k, do not open the motor wiring box and do not touc h the components assembled inside the wiring box. • T o avoid injuries do not run the mac hine without the belt cover or in case any other safety device is removed.
Ultra high speed overedge and safety stitch machines Pr oduct Descr iption and Mac hine Specification 2.1 Pr oduct Descr iption 3 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Man.
2.2 Mac hine Specification T able 1 – Mac hine Specification 4 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List Needl e Gaug e Overedg e Big ht Sti tch Len g.
2.3 Motor, Motor Pulley and V-Belt Specifications ½ HP 2-pole clutch motor Motor pulley diameter M type v-belt Direct drive servo motor and control system.
R R 2 25 5 R R 2 25 5 1 13 3 65 65 1 10 06 65 5 6 62 25 5 4 47 75 5 3 31 10 0 2 29 95 5 1 15 55 5 3 32 2 4 40 0 R R2 24 4 4 48 8 2 25 50 0 1 11 17 7. .9 95 59 97 7. .3 31 1 4 40 0 5 55 5 4 47 7 9 98 8 1 11 10 0 2 24 40 0 3 34 45 5 3 35 58 8 4 45 5 1 18 85 5 2 21 10 0 2 22 25 5 5 50 0 9 95 5 1 11 15 5 1 14 41 1 R R2 24 4 1 11 18 8.
Machine Installation 3.2 Figure 2 Install the machine support compo- nents and the cloth waste chute as indicated in Figure 2. In case of semi-submerged assembly, the distance between the needle plate top surface and the table top is around 100 mm. For fully- submerged assembly, the distance is around 5.
Machine Installation Figure 4 Figure 3 Mount the machine head over the machine support plate. Connect the machine handwheel to the clutch motor with the v-belt (for 321D only) Install the belt cover according to Figure 4.
Lubrication and Oil Drainage 3.3 Figure 5a Figure 5b Figure 6 Figure 7 9 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List Impor tant As this is a ultra high speed machine, DO NOT run the machine before oiling and assuming the direction of the motor rotation.
Fill Silicon Oil to Reservoir Figure 8 Figure 9 (b) Figure 9 (a) For 1 needle 1 For 2 needle Figure 10 10 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List Needle Attachment (or Replacement) 3.
Replacing Upper and Lower Knife Figure 11 Figure 12 (a) 11 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3.6 0.5~1.0mm Top surface of the needle plate 4 6 6 4 3 8 7 1 4 5 2 Replacing the upper knife 1. Loosen screw ‘1’.
Machine Threading Figure 13 Figure 14 Figure 15 12 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3.7 Easy Threading Method 3.7.1 Threading Diagram 3.7.2 Impor tant Refer to the sewing type you need for correct threading.
Thread Tension Adjustment Figure 16 Figure 17 13 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3.8 Impor tant The thread tension should be adjusted according to the type and thickness of the cloth, sewing thread, sewing width, stitch length and others.
Presser foot pressure Figure 18 Figure 19 14 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3.9 Loosen adjusting nut ‘1’ of Figure 18 and turn adjusting bar ‘2’ to adjust the presser foot pressure.
Stitch Length Adjustment Figure 20 15 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3.11 Press button to the end and keep it pressed as shown on Figure 20. Turn the handwheel until we have the desired stitch length.
Parts Relation and Timing Figure 21 Figure 24 Figure 25 Figure 26 Figure 27 Figure 22 Figure 23 16 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3.
Maint enance 4 4.1 4.2 4.3 Mac hine Head Cleaning Oil Change and Filter Cleaning Saf ety Inspection 17 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List Clean the machine periodically with a soft and dry cloth to remove the excess of dust on the machine head.
T r oubleshooting 18 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List Problems Possible Causes Possible S olutions Broken needle 1. Needle installed the wrong way . 1. Install the needle correctly . 2. W rong kind of needle.
T r oubleshooting 19 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List Problems Possible Causes Possible S olutions Uneven Stitc hes 1. W rong threading . 1. Threading correctly . 2. W rong inst allation of thread stand.
Parts list.
Machine Bed Frame Components 22 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 6.1 4 2 3 6 5 11 9 1 8 10 7 12.
6.1 Machine Bed Frame Components 23 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3t h r e a d 4t h r e a d 5t h r e a d 1 P03010 Pin 1 1 1 2 P03017 Pin 1 1 1.
6.2 Machine Cover Components (1) 24 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 9 11 12 13 10 24 15 19 20 21 22 18 17 16 23 26 29 30 27 28 2.
6.2 Machine Cover Components(1) 25 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thread 5 thread 1 20701003 Top cover 111 2 207S11012 Screw 4 4 4 3.
6.3 Machine Cover Components (2) 26 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 24 15 19 20 21 22 18 17 16 23 26 29 30 27 2.
6.3 Machine Cover Components (2) 27 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 t hr ead 5 thread 1 2071204400 Cloth plate 0 0 1 2 2071200600 Clo.
6.4 Crank Shaft Drive Components 28 U l t r a H i g h S p ee d O ve r e d ge a nd S af e t y S t it c h Ma c h i ne | Instruction Manual and Parts List 1 2 3 4 4 7 8 5 5 6 1 4 9 1 1 12 13 1 0 24 15 1 .
6.4 Crank S haft Drive Components 29 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 20702001 Cr ankshaft 1 1 1 2 20702050 Cr anks.
6.5 Thread Tension Components 30 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 16 1 16 1 21 3 4 7 10 5 6 19 3 4 7 8 5 6 14 14 17 1 20 3 4 7 10 5 6 18 3 4 7 8 .
6.5 Thread Tension Components 31 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 2071100400 Tensio n s pring assembly 1 1 1 3 3011.
6.6 Thread Guide and Thread Take-up Components (1) 32 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List For 5-thread 1 2 3 4 7 8 5 6 14 9 11 12 13 10 15 19 20 21 .
6.6 Thread Guide and Thread Take-up Components (1) 33 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3t h r e a d 4t h r e a d 5t h r e a d 1 20701029 Br acket.
6.7 Thread Guide and Thread Take-up Components (2) 34 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 15 For 3-thread and 4-thr.
6.7 Thread Guide and Thread Take-up Components (2) 35 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3t h r e a d 4t h r e a d 5t h r e a d 1 20713002 Thread g.
6.8 Thread Guide and Thread Take-up Components (3) 36 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 2 3 4 7 8 5 6 14 9 11 12 13 10 15 16.
6.8 Thread Guide and Thread Take-up Components (3) 37 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3t h r e a d 4t h r e a d 5t h r e a d 1 20712016 Br acket.
6.9 Needle Bar Components (1) 38 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 24 15 19 20 21 22 18 17 16 23 25.
6.9 Needle Bar Components (1) 39 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 207 05001 Connection assembly 1 1 1 2 207811016 S.
6.10 Needle Bar Components (2) 40 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 15 For 5 thread For 3 thread For 4 thread.
6.10 Needle Bar Components (2) 41 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 XXXXXXXX Nee dle h old er assemb ly 0 0 1 2 207S.
6.11 Needle Plate and Needle Guard Components 42 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 24 15 19 20 21 22 18 17 16 23 .
6.11 Needle Plate and Needle Guard Components 43 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 XXXXXXXX Nee dle pl ate 0 0 1 2 2.
6.12 Upper Looper Components 44 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 15 19 20 21 22 18 17 16 26 29 30 27 28 25 31 32.
6.12 Upper Looper Components 45 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 20705002 Connec tio n assembly 1 1 1 2 207S11016 S.
6.13 Lower Looper Components 46 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 15 18 17 16.
6.13 Lower Looper Components 47 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 20705002 Connection ass embly 1 1 1 2 207S11016 S .
6.14 Chain Stitch Looper Components (1) 48 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 24 15 19 20 21 22 18 17 16 23 26 29 .
6.14 Chain Stitch Looper Components (1) 49 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 20705006 Connection 0 0 1 2 B08002 Need.
6.15 Chain Stitch Looper Components (2) 50 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 4 7 8 5 6 14 9 11 12 13 10 15 19 20 21 22 18 17 16.
6.15 Chain Stitch Looper Components (2) 51 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 20713039 Thread guide 0 0 1 2 207S11007.
6.16 Differencial Feed Components 52 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 24 15 19 20 21 22 18 17 16 23 26 29 30 27 .
6.16 Differencial Feed Components 53 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3t h r e a d 4t h r e a d 5t h r e a d 1 207 0500 4 Conne cti on 1 1 1 2 20.
6.17 Feed Dog Components 54 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 24 15 19 20 21 21 22 22 18 17 16 23 26 29 30 27 28 .
6.17 Feed Dog Components 55 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 20702008 Shaft 1 1 1 2 H05009 Ring 1 1 1 3 20628023 Pl.
6.18 Knife Drive Components 56 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 13 10 24 15 19 21 22 18 17 16 23 26 29 30 27 28 34 31 32 33 .
6.18 Knife Drive Components 57 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 20705007 Connection ass embly 1 1 1 2 207S11016 S c.
6.19 Presser Foot Components 58 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 24 15 19 20 21 22 18 17 16 23 26 29 30 27 28 25.
6.19 Presser Foot Components 59 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 20712023 Lever 1 1 1 2 207S20008 Sc rew 1 1 1 3 20.
6.20 Lubrication Components (1) 60 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 1 2 3 4 7 8 5 6 14 9 11 12 13 10 24 15 19 20 20 21 21 22 22 18 18 17 17 16 .
6.20 Lubrication Components (1) 61 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 2072000100 Oli pump ass embly 1 1 1 2 20725002 .
6.21 Lubrication Components (2) 62 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 24 15 19 20 21 22 18 17 16 23 25.
6.21 Lubrication Components (2) 63 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 2071101000 Oil sight gauge 1 1 1 2 001030 O R i.
6.22 Silicon Oil Reservoir Components 64 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 24 15 19 20 21 22 18 17 16 16 23 25.
6.22 Silicon Oil Reservoir Components 65 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 20711014 Silic one oil r eser voir 1 1 1 .
6.23 Exclusive Parts List for 321K series 66 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 14 9 11 12 13 10 15.
6.23 Exclusive Parts List for 321K series 67 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 20701080 Machine Fram e 1 1 1 2 20702.
6.24 Thread Stand Components 68 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List.
6.24 Thread Stand Components 69 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 30102032 Thread bar (lower) 1 1 1 2 30128024 Washe.
6.25 Accessories 70 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 1 4 9 1 1 12 13 1 0 15 1 9 20 21 17 18 16.
6.25 Accessories 71 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 th r ead 4 t hread 5 th r ead 1 1 1 1 1 1 1 2 1 1 1 3 3 3 3 4 5 1 1 1 1 1 1 6 1 1 1 9 1 1 1 0 1 1 1 1 1 1 1 1 1 7 8 1 1 1 1 1 1 2 1 1 1 1 3 1 1 1 1 4 1 1 1 1 5 1 1 1 1 6 1 1 1 1 7 1 1 1 1 8 1 1 1 1 9 1 1 1 1 0 2 1 1 1 1 2 No.
6.26 Machine Support Plate For Semi- Submerged Components 72 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 9 11 12 10 3 thread 4 thr ead 5 thr.
6.27 Specific Parts for 321D-251H and 321K-251H 73 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 7 8 5 6 9 11 12 10 3 thread 4 thr ead 5 thread 1 XXX.
6.28 Optional Parts 74 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 4 5 6 14 9 11 12 13 10 24 15 19 20 21 22 18 17 16 23 25 For 321D-131M 321K-131M 321.
6.28 Optional Parts 75 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 20701023 Fabric guar d 1 0 0 2 20112051 Cl oth plate br ack.
6.29 Back Latch Components 76 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List For 321D-134M 321K-1 34M 321D-244M 321K-244M 1 2 3 4 7 8 5 6 14 9 9 9 11 12 13 10 .
6.29 Back Latch Components 77 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 3 thread 4 thr ead 5 thread 1 205S16002 Nut 1 1 0 2 20528008 Washer 1 1 0 3 205120.
6.30 Vacuum Suction & AFL Device (Option parts) 78 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 5 OUT OUT IN For 321D series only Installation position o.
6.30 79 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List Vacuum Suction & AFL Device (Option parts) 3 thread 4 thr ead 5 thread 1 20731012 Vacuu m suct ion a.
6.31 Chain Cutter Device Components 80 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List 1 2 3 thread 4 thr ead 5 thread 1 2071206000 Ver tical chain cutter device ass embly (KS ) 110 2 2071206100 Hor izontal chain cutter device assem bly (KH) 001 No.
7 Gauge Parts List 81 Ultra High Speed Overedge and Safety Stitch Machine | Instruction Manual and Parts List MACHINE MODE L 321D & 32 1K GAUGE NEEDLE PLATE MAIN FEED DOG ASSM .
P/N 364337-001 ® Singer is a registered trademark of The Singer Company Limited or its affiliated companies. © 2010 Copyright The Singer Company Limited www.
An important point after buying a device Singer 321D (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Singer 321D yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Singer 321D - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Singer 321D you will learn all the available features of the product, as well as information on its operation. The information that you get Singer 321D will certainly help you make a decision on the purchase.
If you already are a holder of Singer 321D, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Singer 321D.
However, one of the most important roles played by the user manual is to help in solving problems with Singer 321D. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Singer 321D along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
