Singer 503 Manuals

Manuals and User Guides for Singer 503. We have 3 Singer 503 manuals available for free PDF download: Instructions Manual, Manual, Service Manual

Singer 503 Service Manual (47 pages)

Brand: Singer | Category: Sewing Machine | Size: 2.02 MB

Preparation of Machine for Inspection
2
Lubrication
2
Front View - Oiling Points
2
End View - Oiling Points
3
Upper Gear Lubrication
3
Bottom View, Oiling and Gear Lubrication
3
To Set Presser Foot at Correct Height
4
Presser Foot in Alignment with Slots in Throat Plate and with Feed Dog
4
To Set Feed Dog at Correct Height
5
To Set Feed Dog Lengthwise in Throat Plate Slots
5
Stitch Length Regulator Set for 12 to 15 Stitches Per Inch
5
Feed Dog Adjustments
5
To Set Feed Dog Sidewise in Throat Plate Slots
6
To Eliminate Noise in Feed Movement
6
To Adjust Thread Clearance
7
To Set the Take-Up Spring
8
To Adjust Needle Thread Tension
8
Setting the Stroke
8
Setting the Tension
8
To Eliminate End Play or Binding of Feed Rock Shaft
9
To Eliminate End Playor Binding of Feed Lifting Rock Shaft
9
To Eliminate End Play or Binding of Hook Driving Shaft
9
To Eliminate End Play or Binding of Upright Arm Shaft
10
To Eliminate End Play or Binding of Horizontal Arm Shaft
10
Adjustment for End Play or Binding of Arm Shaft
10
To Eliminate Side-Shake or Binding of Needle Bar
11
Lower Ball Bushing
11
Bushing Set Screws
11
Upper Ball Bushing
11
To Centralize Needle in Needle Hole in Straight-Stitching Throat Plate
12
To Set Needle Bar at Correct Height
13
Timing Marks on Needle Bar
13
To Check the Position of the Needle to Straight-Stitching Throat Plate
14
Needle Hole in Straight-Stitching Throat Plate
14
Needle Catalog 2020
14
To Time the Rotating Hook
15
Hook Correctly Timed
15
Adjustment for Hook Timing
15
To Set the Position of the Hook Point to or from the Needle
16
Correct Position of Hook
16
Setting the Hook
16
Removals and Replacements
17
Bobbin Winder
17
Stitch Length Regulator
17
Hand Wheel and Counterbalance
18
Exploded View - Hand Wheel Assembly
18
Arm Shaft Counterbalance
18
Needle Thread Tension
19
Exploded View - Needle Thread Tension
19
Tension Disc Assembly
19
Stop Washer and Tension Spring
19
Throat Plate Position Bracket
20
Exploded View - Throat Plate Position Bracket Assembly
20
Throat Plate Position Bracket Assembled
20
Feed Lifting Rock Shaft
21
Feed Rock Shaft Assembly
21
Hook Driving Shaft
22
Rotating Hook and Position Finger
23
Hook Shaft Bevel Gears
23
Feed Lifting Rock Shaft Connecting Rod
24
Feed Forked Connection
24
Feed Forked Connection on Arm Shaft
24
Connections Beneath Machine Bed
24
Needle Bar
25
Presser Bar
25
Needle and Presser Bar Assemblies
25
Removing Presure Regulating Dial
25
Needle Bar Vibrating Bracket
26
Needle Thread Take-Up
26
Upright Arm Shaft
27
Horizontal Arm Shaft
27
The Motor
28
Removing Motor
28
Location of Wires Around Motor
28
Light Fixture
29
Lamp Shade
29
Wirig at Top of Arm
29
To Set Index Pins at Correct Height
31
To Time the Cam Stack
31
Setting Cam Selector Arm Stops
32
To Set Bight Amplitude Stop Plates
33
Centralizing Needle Bar Driving Arm
34
Cam Stack
35
Cam Selector Arm Shaft and Followers
35
Removing Selector Arm Shaft
35
Needle Bar Driving Arm
36
Bight Amplitude and Pattern Selector
36
Location of Ball Pivot on Diving Arm
36
Eccentric Worm Wheel and Worm Wheel Shaft
36
To Time the Disc Driving Worm Wheel Assembly
38
To Time the Disc Follower Assembly
39
To Adjust Needle Bar Driving Arm Plate Disengaging Mechanism
40
Disc Follower Assembly
41
Exploded View - Disc Follower Assembly
41
Disc Driving Worm Wheel
42
Bight Amplitude Selector
42
Wiring Diagram
43
Hints for Adjusters and Mechanics
44
Check the Points When a Machine Binds
44
To Run-In the Machine
44
Index
45
Description
46

Singer 503 Instructions Manual (100 pages)

Brand: Singer | Category: Sewing Machine | Size: 9.27 MB

Singer 503 Manual (98 pages)

Brand: Singer | Category: Sewing Machine | Size: 15.62 MB

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