Brother CB3-B917 Manuals

Manuals and User Guides for Brother CB3-B917. We have 3 Brother CB3-B917 manuals available for free PDF download: Parts Manual, Service Manual, User Manual

Brother CB3-B917 Service Manual (56 pages)

CHAINSTITCH BUTTON SEWER

Brand: Brother | Category: Sewing Machine | Size: 2 MB

Safety Instructions
2
Maintenance and Inspection
4
Table of Contents
6
1 Mechanical Descriptions

7
- Start Mechanism
  7
- Number of Stitches Changing
  8
- Brake Mechanism
  9
- Needle Bar Mechanism
  10
- Looper Mechanism
  10
- Feed Mechanism
  11
- Thread Trimmer Mechanism
  13
- Button Clamp Mechanism
  14
- Tension Release Mechanism
  15
2 Disassembly

16
- Cover
  16
- Clutch
  16
- Button Clamp
  17
- Looper
  18
- Number of Stitches Changing
  19
- Needle Bar
  20
3 Assembly and Adjustment

21
- Needle Bar
  21
- Number of Stitches
  23
- Loopre
  25
- Button Clamp
  30
- Clutch
  31
- Cover
  32
4 Replacement of Parts

34
5 Adjustments

41
- Needle Bar Height
  41
- Loop Spreader
  41
- Point Where Needle and Looper Meet
  41
- Clearance between Needle Bar and Looper
  41
- Needle Guard
  41
- Fixed Knife
  41
- Movable Knife
  42
- Stitch Number
  42
- Number of Stitches Adjustment Cam
  42
- 5-10.Pawl of Thread Trimming Lever
  42
- 5-11.Button Clamp Driving Lever
  42
- 5-12.Worm and Worm Gear Backlash
  43
- 5-13.Pulley Clearance in Thrust Direction
  43
- 5-14.Slider
  43
- 5-15.Auxiliary Tension Timing
  44
- 5-16.Thread Tension Timing
  44
- 5-17.Loop Spreader Timing
  44
- 5-18.Forward and Reverse Feed
  44
- 5-19.Button Clamp Installation
  45
- 5-20.Elevation Amount of Button Clamp
  45
- 5-21.Feed Timing
  45
- 5-22.Clutch Lever
  45
- 5-23.Brake
  45
- 5-24.Button Clamp Opener (B917A)
  46
- 5-25.Thread Take-Up Lever
  46
- 5-26.Main Tension
  46
- 5-27.Rotor
  47
- 5-28.Button Clamp Pressure
  47
6 Troubleshooting

48

Brother CB3-B917 User Manual (37 pages)

User Guide

Brand: Brother | Category: Sewing Machine | Size: 0 MB

Safety Instructions
2
Array
2
Notes on Safety
3
Array
3
Sewing
4
Array
4
Warning Labels
5
Contents
6
Names of Major Parts
7
Array
7
Table Processing Diagram
8
Motor
9
Array
9
Installation
10
Array
10
Installing the Belt
11
Array
11
Ground Wire Connections
12
Array
12
Test Operation
13
Array
13
Preparation before Sewing
14
Array
14
Threading
15
Adjusting the Thread Take up Lever
16
Array
16
Vertical Feed and Transverse Feed Positioning
17
Setting the Button
18
Array
18
Setting the Number of Stitches
19
Checking the Needle Drop Position
20
Thread Tension
21
Array
21
Adjusting the Auxiliary Tension
22
Array
22
Cleaning the Eye Guard
23
Array
23
Standard Adjustment
24
Array
24
Adjusting the Needle and Looper Clearance
25
Array
25
Adjusting the Machine Pulley Clearance in the Direction of Thrust
26
Array
26
Adjusting the Button Opener
27
Array
27
Adjusting the Fixed Knife and Movable Knife
28
Array
28
Replacing Parts
29
Array
29
Feed Plate
30
Array
30
Troubleshooting
31

Brother CB3-B917 Parts Manual (60 pages)

Chainstitch Button Sewer with Thread Trimmer and Button feeder

Brand: Brother | Category: Sewing Machine | Size: 2 MB

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Brother CB3-B917 Manuals

Brother CB3-B917 Service Manual (56 pages)

Table of Contents

1 Mechanical Descriptions

2 Disassembly

3 Assembly and Adjustment

4 Replacement of Parts

5 Adjustments

6 Troubleshooting

Brother CB3-B917 User Manual (37 pages)

Table of Contents

Brother CB3-B917 Parts Manual (60 pages)

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