Singer 321C 251H-56 Manuals

Manuals and User Guides for Singer 321C 251H-56. We have 1 Singer 321C 251H-56 manual available for free PDF download: Instruction Manual And Parts List

Singer 321C 251H-56 Instruction Manual And Parts List

Singer 321C 251H-56 Instruction Manual And Parts List (58 pages)

High Speed Overlock Machine

Brand: Singer | Category: Sewing Machine | Size: 4.02 MB

Table of Contents

Table of Contents
2
Safety Instructions
4
Important Safety Instructions
4
Safe Operation
5
Product Description and Machine Specification
6
Product Description
6
Machine Specification
7
Motor, Motor Pulley and Belt
7
Mounting and Adjustment Instructions
8
Machine Installation
9
Lubrification and Oil Drainage
11
Needle Attachment (or Replacement)
12
Machine Threading
12
Thread Tension Adjustment
13
Tension Nut Adjustment
13
Needle Thread Control
13
Looper Thread Control
14
Chain Looper Thread Cam Control
14
Adjusting the Differential Feed Rate
15
Stitch Length Adjustment
15
Parts Relation and Timing
16
Needle and Needle Plate
16
Upper Looper (Spreader) and Needle
17
Lower Looper and Needle
17
Upper and Lower Loopers
18
Needle and Needle Guard
18
Chain Looper and Needle
18
Maintenance
19
Machine Head Cleaning
19
Oil Change and Filter Cleaning
19
Safety Inspection
19
Troubleshooting
20
Parts List
22
Frame Components
23
Cloth Plate Components
25
Cover Components
27
Main Shaft Components
29
Needle Bar Components
31
Thread Guide Components
33
Upper Looper Components
35
Lower Looper Components
37
Front Looper Components
38
Cam Components
39
Differential Feed Components
41
Feed Dog Components
43
Trimming Components
45
Presser Foot Components
47
Lubrication Components
49
Feed Snap Components
51
Thread Spool Components
53
Plate Row Material Components
55
Accessories
56
Gauge Parts List
57

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