Singer 251 Manuals

Manuals and User Guides for Singer 251. We have 4 Singer 251 manuals available for free PDF download: Service Manual, Service Manual And Parts List

Singer 251 Service Manual (27 pages)

Single Needle Lock Stitch Automatic oiling system

Brand: Singer | Category: Sewing Machine | Size: 1.32 MB

Description
3
Speed
4
Setting up
4
Lubrication
4
Adjustment of Rotating Hook Oil Flow Regulator
5
Hints for Perfect Operation
5
Needles
5
Thread
5
Relative Sizes of Needles and Thread
6
To Set the Needle
6
Upper Threading
6
To Remove the Bobbin
7
To Wind the Bobbin
7
To Thread the Bobbin Case
8
To Replace the Bobbin
8
To Prepare for Sewing
9
To Commence Sewing
9
To Remove the Work
9
Tensions
9
To Regulate the Tension on the Needle Thread
10
To Regulate the Tension on the Bobbin Thread
10
To Regulate the Length of Stitch
10
To Prevent Operator from Changing Stitch Length
10
To Regulate the Pressure on the Material
11
To Set the Needle Bar at the Correct Height
11
Adjustment of Needle Thread Take-Up Spring
12
Setting the Height of Spring
12
Adjusting Tension on Take-Up Spring
12
To Set the Presser Bar at the Correct Height
12
To Time the Sewing Hook
13
Automatic Lubrication System of Machines of Glass 251
14
Feed Eccentric Stop Screws
16
To Time the Feed
17
To Set the Feed Dog at the Correct Height
17
To Remove the Sewing Hook
17
Full Depth Rear Teeth
17
To Replace the Sewing Hook
18
To Remove and Replace the Hook Shaft
18
To Remove the Oil Pump
18
To Replace the Oil Pump
19
To Remove and Replace the Needle Bar
19
To Remove and Replace the Presser Bar
19
To Remove Needle Bar Link and Thread Take-Up
20
To Replace the Needle Bar Link and Thread Take-Up
20
To Remove and Replace the Upright Arm Shaft
21
To Remove Oil Wick Holder
21
Oil Removing Wick Assembly Complete
22
To Remove Oil-Removing Wick Assembly
22
To Replace Oil-Removing Wick Assembly
23
To Remove the Arm Shaft
24
To Replace the Arm Shaft
25
Caution to Mechanics
26

Singer 251 Service Manual (44 pages)

Single Needle Lock Stitch Automatic Oiling System

Brand: Singer | Category: Sewing Machine | Size: 1.75 MB

Singer 251 Service Manual And Parts List (44 pages)

Single Needle Lockstitch Automatic Oiling System

Brand: Singer | Category: Sewing Machine | Size: 2.1 MB

Singer 251 Service Manual (26 pages)

Brand: Singer | Category: Sewing Machine | Size: 2.15 MB

To Thread the Bobbin Case
8
To Replace the Bobbin
8
To Prepare for Sewing
9
To Remove the Work
9
To Commence Sewing
9
To All Whom It May Concern
26

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