Singer 321D, 321K instruction manual Back Latch Components

Page 79

6.29

Back Latch Components

No.

Part No.

Description

 

 

 

Qty

 

 

3 thread

 

4 thread

5 thread

 

 

 

 

 

1

205S16002

Nut

1

 

1

0

 

2

20528008

Washer

1

 

1

0

3

20512008

Connecting plate

1

 

1

0

4

205S30011

Screw

1

 

1

0

5

205S30012

Screw

1

 

1

0

6

205S16003

Nut

1

 

1

0

7

207S11005

Screw

2

 

0

0

8

20713044

Bracket

1

 

0

0

9

205S30013

Connecting screw

2

 

2

0

10

2051200900

Thread tension releasing wire assemb

1

 

0

0

11

205S16005

Nut

4

 

2

0

12

20527006

Spring

1

 

0

0

13

205S30009

Screw

1

 

0

0

14

206S11005

Screw

1

 

0

0

15

205S16004

Nut

1

 

0

0

16

20512005

Tension support

1

 

0

0

17

20512006

Thread tension releasing plate

1

 

0

0

18

205S30014

Screw

1

 

0

0

19

205S30007

Screw

1

 

1

0

20

20512002

Thread press plate

1

 

1

0

21

S02007

Screw

4

 

4

0

22

20512004

Knife supporter

1

 

1

0

23

205S30008

Screw

1

 

1

0

24

20512003

Pressing block

1

 

1

0

25

20519001

Small knife support

1

 

1

0

26

20527003

Spring

1

 

1

0

27

301S16007

Thread tension nut

1

 

1

0

28

20519002

Knife

1

 

1

0

29

XXXXXXXX

Needle plate

1

 

0

0

30

XXXXXXXX

Needle plate

0

 

1

0

31

20709021

Needle plate supporter (front)

1

 

1

0

32

XXXXXXXX

Presser foot finger

1

 

0

0

33

XXXXXXXX

Presser foot finger

0

 

1

0

34

XXXXXXXX

Feed dog assembly

1

 

0

0

35

XXXXXXXX

Feed dog assembly

0

 

1

0

36

2071206500

Cloth plate

1

 

1

0

37

20112060

Thread guide plate

0

 

1

0

38

20112061

Thread tension plate

0

 

1

0

39

201S16003

Nut

0

 

1

0

40

20112062

Frong frame

0

 

1

0

41

20112063

Thread tension releasing lever

0

 

1

0

42

20101039

Connector

0

 

1

0

43

201S20014

Connector screw

0

 

1

0

44

201S14003

Screw

0

 

2

0

45

201S20013

Screw

0

 

1

0

46

20127021

Spring

0

 

1

0

47

201S20012

Screw

0

 

1

0

48

20112059

Sleeve

0

 

1

0

49

20112058

Bracket

0

 

1

0

50

20103029

Collar

0

 

1

0

51

201S14002

Screw

0

 

1

0

52

201S11016

Screw

0

 

2

0

 

 

 

 

 

 

 

 

Ultra High Speed Overedge and Safety Stitch Machine Instruction Manual and Parts List 77

Image 79
Contents 321D Contents Contents Safety Instructions For Safe Operation Product Description Product Description Machine SpecificationMachine Specification For 321D series Motor Motor Pulley V-Belt SpecificationsTable Cut-Out Diagram Setup and Adjustment InstructionsMachine Installation 2cm Lubrication Oil Drainage Fill Silicon Oil to Reservoir Needle Attachment Or ReplacementReplacing the upper knife Replacing Upper Lower KnifeEasy Threading DiagramMachine ThreadingThread Tension Adjustment Presser foot pressure Adjusting Differential Feed RateStitch Length Adjustment Parts Relation and Timing Machine Head Cleaning Oil Change Filter CleaningSafety Inspection Troubleshooting Troubleshooting Parts list Machine Bed Frame Components Machine Bed Frame Components Machine Cover Components Machine Cover Components1 31 32 Machine Cover Components Crank Shaft Drive Components Description Qty Thread 20702001 Crankshaft 20702050 Thread Tension Components Thread Tension Components Components Thread Guide Take-upThread Guide Take-up Components For 3-thread and 4-thread Thread Guide Take-up Components Thread Guide Take-up Components 20713054 Needle Bar Components Needle Bar Components For 3 thread For 4 thread For 5 thread Xxxxxxxx Needle Plate Needle Guard Components Needle guard Front S01027 Screw Upper Looper Components Upper Looper Components Lower Looper Components Lower Looper Components Chain Stitch Looper Components Chain Stitch Looper Components Chain Stitch Looper Components Chain Stitch Looper Components Differencial Feed Components Differencial Feed Components Feed Dog Components Main feed dog assembly Knife Drive Components Xxxxxxxxx Presser Foot Components Spring except 321D-251H / 321K-251H Lubrication Components Lubrication Components Lubrication Lubrication Components Silicon Oil Reservoir Components Silicon Oil Reservoir Components Exclusive Parts List for 321K series Exclusive Parts List for 321K series Thread Stand Components Thread Stand Components Accessories Accessories Machine Support Plate For Semi Submerged Components Xxxxxxxx Specific Parts for 321D-251H and 321K-251HParts OptionalOptional Parts Back Latch Components Back Latch Components Option parts Vacuum Suction AFL DeviceAFL Device Option parts Vacuum SuctionCutter Device ChainList Rev.05 Jun.2010

321D, 321K specifications

The Singer 321K and 321D are revered sewing machines that cater to both novice sewists and experienced crafters alike. Renowned for their durability and user-friendly features, these machines blend traditional craftsmanship with modern technology. Their compact design makes them ideal for home use, while providing the performance needed for a variety of sewing projects.

One of the standout features of the Singer 321K and 321D is their robust build quality. Designed to withstand the rigors of regular use, these machines come with a metal frame that ensures stability and minimizes vibrations. This solid construction contributes to consistent stitching, allowing users to tackle everything from delicate fabrics to heavier materials with confidence.

Both models feature a versatile selection of built-in stitch options, catering to a wide range of sewing styles and projects. The stitches include straight, zigzag, and decorative patterns, enabling users to unleash their creativity with ease. Additionally, the adjustable stitch length and width provide further customization, allowing sewists to achieve precise results for any task.

Another highlight of the Singer 321K and 321D is their intuitive threading system. The machines are designed with a simplified threading process, complete with color-coded guides and an automatic bobbin winding system, which significantly reduces setup time. This user-friendly design is particularly beneficial for beginners who may be learning the ropes of sewing.

For added convenience, both machines feature a free arm, making it easier to sew cylindrical items such as sleeves and hems. The removable accessory storage compartment allows for easy access to tools and notions, keeping the workspace organized and efficient.

In terms of performance, the Singer 321K and 321D boast a powerful motor that delivers consistent speed and precision, making them suitable for various sewing tasks, including quilting, alterations, and garment construction. The machines also come with adjustable presser foot pressure, ensuring optimal fabric feed for different thicknesses.

Safety is another key consideration, as these machines include features like a built-in needle threader and safety switch. This ensures that users can sew with peace of mind, knowing that the machine prioritizes user safety while providing exceptional functionality.

In conclusion, the Singer 321K and 321D are remarkable machines that combine traditional sewing principles with contemporary technology. Ideal for both beginners and seasoned sewists, their durability, versatility, and user-friendly features make them a standout choice in the world of sewing machines. Whether for simple repairs or intricate creations, these models are a valuable addition to any sewing enthusiast's toolkit.