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DB2-B7740
Brother DB2-B7740 Sewing Machine Parts Manuals
Manuals and User Guides for Brother DB2-B7740 Sewing Machine Parts. We have
4
Brother DB2-B7740 Sewing Machine Parts manuals available for free PDF download: Parts Manual, Service Manual, Specifications
Brother DB2-B7740 Service Manual (67 pages)
Brand:
Brother
| Category:
Sewing Machine
| Size: 4.71 MB
Table of Contents
Table of Contents
2
Names of Main Parts
4
Specifications
6
Mechanical Descriptions
8
Feed Mechanism
10
Feed Adjusting Mechanism and Quick Reverse Mechanism
11
[§]Upper Feed Mechanism and Shirring Mechanism (Subclass -006)
12
Lid Tension Release
16
Thread Wiper (Subclasses -400, -900)
16
Automatic Presser Bar Lifter Mechanism (Subclass -900)
17
Disassembly
20
[I]Machinecovers
20
Rotary Hook Mechanism F.slthreadtrimmer
22
1!1 Rotary Hook Mechanism 19
22
[§] Feed Mechanism
23
Needle Bar Mechanism
24
Assembly
25
Needle Bar Mechanism
25
Rotary Hook Mechanism
30
Presser Foot Mechanism
31
Machine Covers
33
Adjustment
34
[I] Adjusting the Timing between Needle and Rotary Hook
34
[L] Adjusting the Timing between Needle and Feed
35
1!1 Zeroing Feed Regulator and Adjusting Reverse Lever
37
Adjusting the Timing of Upper Feed Horizontal Movement
38
Rnj Adjusting the Timing of the Upper Feed Vertical Movement
39
I1J Adjusting Presser Foot
40
Lid Adjusting Thread Trimmer
41
Lid Adjusting Tension Release
42
Idl Adjusting Thread Tension
43
Lll1 Adjusting Synchronizer {082-8774)
44
1121 Adjusting Thread Wiper
45
1131 Adjusting Potentio-Meter (87740)
46
Checking Feed Mechanism Weight (87740)
47
Ll51 Adjusting Sensor Position
48
Sensor (877 40)
49
Replacements
50
Li1 Replacing Solenoids
50
L1L Replacing Tension Release Wire
53
Replacing Bobbin Tension Spring
53
Replacing Photo-Cell and Reflector {87740)
54
Optional Equipment
57
Li1 Thread Wiper
57
L2L Presser Foot Lifting Solenoid Set
58
Troubleshooting Guide
62
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Brother DB2-B7740 Parts Manual (84 pages)
Sengle Needle Adjustable Top and Bottom Feed Lock Stitch Machine with Automatic Thread Trimmer (Ply Sensor)
Brand:
Brother
| Category:
Sewing Machine
| Size: 4.52 MB
Table of Contents
Machine Body
8
Knee Lifter Mechanism
8
Needle Bar and Thread Take-Up Mechanism
10
Presser Foot Mechanism
12
Feed Mechanism
14
Upper Feed Mechanism
20
Lubrication
28
Thread Trimmer Mechanism
38
Control Box Mechanism
42
Quick Reverse Mechanism
42
Tension Release Mechanism
44
Synchronizer
44
Quick Reverse Switch Mechanism
46
Knee Switch Mechanism
46
Air Pressure Mechanism
48
Cloth Control System Mechanism
50
Thread Wiper Mechanism
52
Presser Foot Lifting Solenoid Set
54
Thread Wiper Set
58
Accessories
66
Different Parts List
72
Index
74
Brother DB2-B7740 Parts Manual (84 pages)
Single Needle Adjustable Top and Bottom Feed Lock Stitch Machine with Automatic Thread Trimmer (Ply Sensor)
Brand:
Brother
| Category:
Sewing Machine
| Size: 4.52 MB
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Brother DB2-B7740 Specifications (21 pages)
Single Needle Adjustable Top and Bottom Feed Lock Stitchers
Brand:
Brother
| Category:
Sewing Machine
| Size: 2.02 MB
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