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770A51
Singer 770A51 Manuals
Manuals and User Guides for Singer 770A51. We have
1
Singer 770A51 manual available for free PDF download: Service Manual
Singer 770A51 Service Manual (37 pages)
Brand:
Singer
| Category:
Sewing Machine
| Size: 1.02 MB
Table of Contents
Index
3
Description
4
General Characteristics
4
Specifications
4
Installation and Operation
5
Lubrication
8
Hook
8
Head End
8
Needles
10
Presser Foot Pressure
10
Stitch Length
10
Thread Tension
10
Threading
12
Needle
12
Winding Bobbin
12
Bobbin Case
12
General Information
14
Positioning the Machine
14
Tilting the Machine and Removal of the "V" Belt
14
Adjustment of the Upper Feed
14
Timing
16
Drop Feed
17
Top Feed
17
Synchronising Top and Drop Feeds
17
Timing the Hook
19
Setting
21
Check Spring
22
Height
22
Tension
22
Feed Dog
24
Centralizing
24
Lateral Setting
24
Lengthwise Setting
24
Position Finger
26
Needle Bar Height
28
Presser Bar
28
Adjusting the Presser Bar Height
28
Feed Reversing Mechanism
30
Bobbin Winder Drive Wheel
32
Bobbin Winder
32
Knee Lifter Shaft
34
Tension Releasing Device
34
Adjustment of the Needle Bar Frame
36
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