Sign In
Upload
Manuals
Brands
Brother Manuals
Sewing Machine
DB2-DD7100
Brother DB2-DD7100 Manuals
Manuals and User Guides for Brother DB2-DD7100. We have
4
Brother DB2-DD7100 manuals available for free PDF download: Service Manual, Parts Manual, Product Manual, Brochure & Specs
Brother DB2-DD7100 Service Manual (153 pages)
Brother Single Needle Direct Drive Straight Lock Stitcher With Thread Trimmer
Brand:
Brother
| Category:
Sewing Machine
| Size: 4.58 MB
Table of Contents
Safety Instructions
2
Notes on Safety
3
Maintenance and Inspection
4
Warning Labels
5
Table of Contents
6
1 Specifications
8
2 Optional Parts
10
3 Notes on Handling
11
Carrying the Machine
11
Tilting Back the Machine Head
11
4 Mechanical Descriptions
12
Upper Shaft and Needle Bar Mechanism
12
Lower Shaft and Rotary Hook Mechanism
12
Feed Mechanism
13
Quick Reverse Mechanism
14
Lubrication Mechanism (Thread Take-Up Lever and Rotary Hook)
15
Thread Trimmer Mechanism
17
Thread Trimmer Operation
17
Upper and Lower Thread Trimming
19
Tension Release Mechanism
20
Thread Wiper Mechanism
21
Presser Foot Lifter Mechanism (-9[][], Option) (Built into Machine Head)
21
Lower Thread Detector Mechanism
22
5 Disassembly
23
Bed Cover and Safety Switch
23
Connectors
24
Solenoid-Type Presser Lifter (-9[][], Option)
24
Lower Thread Detector (-31[], -41[], -91[], Option)
24
Covers and Operation Panel
25
Tension Release Wire, Ground Wire and Thread Trimmer Solenoid
26
Wick Holder and Oil Tube (Thread Take-Up Lever)
27
Oil Tank, Bed under Cover and Sub Tank
27
Quick Reverse Solenoid
28
Needle, Presser Hoot and Reverse Actuator Assy
29
Thread Tension Mechanism
29
Needle Plate and Feed Dog
29
Bobbin Case, Rotary Hook and Thread Trimming Mechanism
30
Feed Bar Mechanism
30
Feed Rocker Shaft
30
Presser Foot Mechanism
31
5-17.Knee Lifter Lever Mechanism
31
Needle Bar and Thread Take-Up Mechanism25
32
Pulley and Motor
32
Timing Belt
33
Spring and Feed Regulator
33
Lower Shaft, Lower Shaft Gear and Feed Regulator Set
34
Plunger, Rotary Hook Shaft, Gear and Thread Trimmer Cam
34
Stitch Length Dial
35
Reverse Stitching Lever and Feed Regulator
35
6 Assembly
36
Stitch Length Dial, Reverse Stitching Lever and Feed Regulator Mechanism
36
Rotary Hook Shaft, Thread Trimmer Cam and Gear
38
Plunger
38
Lower Shaft, Lower Shaft Gear and Feed Regulator Set
39
Timing Belt, Motor and Pulley
41
Knee Lifter Lever Mechanism
43
Needle Bar and Thread Take-Up Mechanism
43
Presser Foot Mechanism
46
Feed Rocker Shaft
47
6-10.Spring
47
6-11.Feed Bar Mechanism
48
6-12.Sub Tank, Wick Holder and Wick
49
6-13.Thread Tension Mechanism
50
6-14.Oil (Feed Rocker Shaft)
51
6-15.Thread Trimming Mechanism
51
Installing the Thread Trimmer Cam Lever
51
Adjusting the Needle and Feed Mechanism Timing
52
Installing the Movable Knife and Fixed Knife
53
Adjusting the Thread Trimming Timing
54
6-16.Rotary Hook and Bobbin Case Holder Position Bracket
55
6-17.Ruler Plate and Needle Plate
56
6-18.Reverse Actuator Assembly and Presser Hoot
56
Adjusting the Presser Foot Height
57
Adjusting the Thread Guide Height
57
Adjusting the Tension Spring Vertical Position
57
Adjusting the Thread Tension Bracket
57
Forward/Back Position
57
6-19.Tension Release Wire
58
6-20.Quick Reverse Solenoid
59
6-21.Bed under Cover (Gear Box)
60
6-22.Oil Tank
61
6-23.Tension Release Wire
62
6-24.Ground Wire
62
6-25.Operation Panel
62
6-26.Face Plate and Thread Take-Up Cover
63
6-27.Safety Switch
64
6-28.Arm Cover, Rear Cover and Bobbin Winder Tension Assembly
64
6-29.Other Devices
64
6-30.Connectors
65
6-31.Lubrication
66
6-32.Bed Cover and Knee Lifter Lever
67
6-33.Test Operation
68
6-34.Adjusting the Safety Switch Position
69
7 Adjustments
70
Adjusting the Thread Tension Spring
70
Adjusting Arm Thread Guide R
71
Adjusting the Presser Foot Height
71
Adjusting of the Feed Dog Height
72
Adjusting the Feed Dog Angle
73
Adjusting the Needle Bar Height
74
Adjusting the Needle and Feed Mechanism Timing
74
Adjusting the Needle and Rotary Hook Timing
75
Quick Reverse Mechanism
76
7-10.Matching Stitch Lengths for Normal Feed and Reverse Feed
76
7-11.Synchronizer Adjustment
77
7-12.Adjusting the Tension Release Wire
78
7-13.Adjusting the Treadle
79
7-14.Adjusting the Rotary Hook Lubrication Amount
80
8 Control System
82
9 Removing and Installing the Control Box
83
10 Control Box and Motor Rating Plate
84
11 Control Circuit Board
86
12 Function Setting Methods
88
12-1.DIP Switch Functions
88
12-2.Parameter Setting Flowchart
89
12-3.Parameters
90
12-4.Memory Switch Setting Flowchart
93
12-5.Memory Switches
94
13 Treadle Unit Assembly
97
13-1.Types
97
13-2.Standard Setting Values
98
13-3.Setting Method for Standard Depression Strokes
99
14 Standing Operation Pedal
103
14-1.Installing the Foot Plug
103
14-2.Connectors
104
15 Puller
105
(Commercially Available)
105
15-1.Timing
105
15-2.Connector
105
15-3.Binding the Cord
105
16 Auto Bobbin Changer
106
16-1.Timing
106
16-2.Connector
106
16-3.Binding the Cord
106
17 Speed Setting Methods
107
17-1.Types of Speed Settings
107
17-2.Setting Method
107
17-3.Checking the Speed Settings
108
18 Clearing the Memory Data
109
19 Checking the Motor and Power Supply
110
20 Checking the Solenoids
111
21 Wiring Diagrams
112
21-1.Control Circuit Board Assembly
112
21-2.Power Supply Circuit Board Assembly (DD7100A, 710A)
118
21-3.Power Supply Circuit Board Assembly (DD7100)
127
21-4.Transformer
136
21-5.Operation Panel B-40
137
21-6.Operation Panel B-100
140
22 Troubleshooting
143
22-1.Sewing
143
22-2.Error Code Displays
150
Advertisement
Brother DB2-DD7100 Parts Manual (73 pages)
Single Needle Direct Drive Straight Lock Stitcher with Thread Trimmer
Brand:
Brother
| Category:
Sewing Machine
| Size: 4.69 MB
Table of Contents
Machine Body
3
Knee Lifter Mechanism
3
Needle Bar and Thread Take-Up Mechanism
5
Presser Foot Mechanism
9
Feed Mechanism
13
Presser Foot Lifter Mechanism
17
Rotary Hook Mechanism
19
Lubrication
23
Threading Mechanism
27
Thread Trimmer Mechanism
29
Bobbin Winder Mechanism
31
Tension Release Mechanism
31
Thread Wiper Mechanism
33
Control Box Mechanism
35
Thread Wipper Set
45
Presser Foot Lifting Solenoid Set
47
Motor Mechanism
49
Power Supply Equipment Mechanism
51
Accessories
53
Different Parts
55
Gauge Parts List
57
Warning Labels
63
Index
65
Brother DB2-DD7100 Product Manual (19 pages)
Brand:
Brother
| Category:
Sewing Machine
| Size: 1.21 MB
Table of Contents
Table of Contents
1
D Outline
2
Specifications
2
Sales Points
4
Optional Parts
8
DIP Switch Functions
10
Parameter Setting Flowchart
11
Parameters
12
Memory Switch Setting Flowchart
13
Memory Switches
14
Connector Configuration
17
Perspective View
18
Advertisement
Brother DB2-DD7100 Brochure & Specs (3 pages)
Single Needle Direct Drive Straight Lock Stitcher with Thread Trimmer
Brand:
Brother
| Category:
Sewing Machine
| Size: 0.11 MB
Advertisement
Related Products
Brother DB2-DD7100A
Brother DB2-DD710
Brother DB2-B201
Brother DB2-B7740
Brother DB2-B721
Brother DB2-B771A
Brother DB2-B795
Brother DB2-797
Brother DB2-B755 MKIII-3A
Brother DB2-B101
Brother Categories
Sewing Machine
All in One Printer
Printer
Label Maker
Fax Machine
More Brother Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL