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Sewing Machine
MF-7900D Series
JUKI MF-7900D Series Manuals
Manuals and User Guides for JUKI MF-7900D Series. We have
7
JUKI MF-7900D Series manuals available for free PDF download: Engineer's Manual, Instruction Manual, Specification, Quick Start Manual
JUKI MF-7900D Series Engineer's Manual (216 pages)
High-speed, Cylinder-bed Top and Bottom Coverstitch Machine
Brand:
JUKI
| Category:
Sewing Machine
| Size: 4.99 MB
Table of Contents
Table of Contents
13
Specifications
15
Configuration of the Machine Components
16
Motor Pulley and Belt
17
Standard Adjustment
18
Threading the Machine Head
18
Adjusting the Rocking Thread Take-Up
20
Adjusting the Needle Thread Loop by the Eccentric Cam
22
Adjusting the Position of the Needle Thread Guide Rod
24
Adjusting the Position of the Thread Receiver
26
Adjusting the Position of the Spreader Thread Guide and Spreader Thread Take-Up
28
Adjusting the Spreader
30
Adjusting the Timing Relation between the Looper and Needle Bar
34
Returning Amount of the Looper
36
Height of the Needle
38
Locus and Longitudinal Motion of the Looper
40
Adjusting the Needle Guard
42
Adjusting the Feed Dog
46
Adjusting the Feed Relation
52
Adjusting the Presser Foot
56
Adjusting the Micro-Lifter
58
Adjusting the Looper Thread Cam
60
Adjustment Value of Balloon
62
With Regard to Lubrication
64
How to Change Needle Bar Stroke
68
How to Change the Spreader
72
MF-7500 Series/Mf-7900 Series How to Use the Timing Gauge
74
UT51, 52 (Solenoid Type Thread Trimmer)
76
Installing the SC-921
76
Adjusting and Setting SC-921
77
Adjusting the Looper Thread Trimmer Mechanism
82
Adjusting the Top Covering Thread Trimmer Mechanism
94
Adjusting the Needle Stop Position at Thread Trimming
96
UT55, 56, 57 (Pneumatic Type Thread Trimmer)
98
Installing the SC-921
98
Piping of the Thread Trimmer Device
100
Adjusting the Looper Thread Trimmer Mechanism
102
Adjusting the Top Covering Thread Trimmer Mechanism
104
Adjusting the Air-Blow Wiper (UT56)
106
Adjusting the Needle Thread Wiper (UT55)
108
Adjusting the Needle Stop Position at Thread Trimming
110
H22, 23 (Hemming Type (with Left Hand Fabric Trimmer))
113
Specifications
113
Adjustment
114
MC37, MC40 (Pneumatic Cloth Chip Suction Device)
121
Specifications and Features
121
Installation and Adjustment
122
PL12, 13 (Cloth Puller)
133
Specifications
133
Installation and Adjustment
134
Mf-7900-E11
142
Specifications
142
Adjustment Procedure of Engagement Amount of Knives
142
Adjustment Procedure of the Knife Pressure
143
Adjustment Procedure of the Knife Cutting Position
143
Adjusting the Engagement Angle of the Knife
144
Replacement Procedure of the Moving Knife and the Counter Knife
145
Adjustment Procedure of the Cloth Guide
145
Adjustment Procedure of Front-Up Amount of the Presser Foot
146
Adjustment Procedure of the Position of the Tape Guide
146
Installing the Accessories (Tape Guide Base, Tension Roller and Suction Pipe) Supplied with the Machine
147
Adjusting Procedure of the Position of the Tension Roller
149
Adjusting Procedure of the Position of the Tape Guide Base
151
How to Use the Knife Cancelling Mechanism
155
Mf-7900-E22/23
156
Specifications
156
In Case of Using E22
156
Installing Procedure
156
Adjustment Procedure
159
In Case of Using E23
160
Installing Procedure
160
Adjustment Procedure
162
With Regard to the Accessories (Tension Roller)
163
Installing Procedure
163
Adjustment Procedure
164
Mf-7900/Ut59
166
Specifications
166
At the Beginning
166
Installing the Accessories
167
Installing the Air Regulator
167
Installing the Manifold
167
Connecting the Cords
168
Setting Procedure of the Machine Head
169
Air Piping Drawing
170
Piping of the Thread Trimmer Device
170
Adjusting the Air Regulator
170
Threading the Machine Head
171
Adjusting the Looper Thread Trimmer Mechanism
172
Adjusting the Looper Thread Trimmer Air Cylinder
172
Adjusting the Engagement of the Lower Knife
172
Initial Position of the Looper Thread Trimmer Mechanism
173
Longitudinal Position of the Blade Point of Lower Knife
174
Adjusting the Height of the Lower Knife
174
Adjusting the Stopper
175
Adjusting the Thread Trimmer Sensor
176
SS Lever Unit
177
Installing the SS Lever Unit
177
Adjusting the SS Lever Unit
177
Setting the Upper Stop Position of the Needle Bar
178
Setting the Raveling Prevention Parameter
180
Adjusting the Thread Hook
181
Other Cautions
184
MF-7900D Dry Section
184
Application of Appropriate Grease
184
Adhesives Application Spots
186
Troubles and Corrective Measures
187
Drawing of Table
203
Semi-Submerged Type for the V-Belt Type
204
Semi-Submerged Type for the Direct-Drive Type
206
H22, 23 Table-Mount Type for the V-Belt Type
207
H22, 23 Semi-Submerged Type for the V-Belt Type
208
H22, 23 Table-Mount Type for the Direct-Drive Type
209
H22, 23 Semi-Submerged Type for the Direct-Drive Type
210
E11/E22/E23 for the Direct-Drive Type
211
E11/E22/E23 for the V-Belt Type
212
H22/H23-UT59 Semi-Submerged Type for the Direct-Drive Type
213
U11-UT59 Semi-Submerged Type for the Direct-Drive Type
214
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JUKI MF-7900D Series Instruction Manual (22 pages)
Brand:
JUKI
| Category:
Sewing Machine
| Size: 1.08 MB
Table of Contents
Table of Contents
2
Specifications
3
At the BEGINNING
3
Installing the Accessories
4
Installing the Presser Lifting Cylinder
4
Installing the Air Regulator
4
Installation and Setting Sc-921
5
Installing the Sc-921 on the Table ( Table-Mount Type )
5
Installing the Sc-921 on the Table ( Semi-Submerged Type )
5
Connecting the Cords
6
Setting Procedure of the Machine Head
7
Setting the Lower Stop Position of the Needle Bar
8
Air PIPING Drawing
9
Piping of the Thread Trimmer Device (UT57)
9
Piping of the Thread Trimmer Device (UT55)
10
Piping Drawing for Air Blow (UT56)
11
Adjusting the Air Regulator
11
Threading the Machine Head
12
Adjusting the Looper Thread Trimmer Mechanism
13
Adjusting the Thread Trimmer Air Cylinder
13
Adjusting the Lower Knife
14
Adjusting the Position of Clamp Pressure Adjusting Spring
14
Adjusting the Knife Engagement and the Knife Pressure Adjusting Spring
14
Adjusting the Pressure of Clamp Spring
14
Initial Position of the Looper Thread Trimmer Mechanism
15
Adjusting the Stopper
15
Adjusting the Height of the Lower Knife
15
Adjusting the Lower Knife Holder Guide
15
Adjusting the Longitudinal Position of the Blade Point of Lower Knife
16
Adjusting the Thread Trimmer Sensor
16
Adjusting the Speed of Looper Thread Trimmer
16
Adjusting the Thread Release Mechanism
17
Adjusting the Disk-Rise
17
Adjusting the Thread Release Hook
17
Adjusting the Top Covering Thread Trimmer Mechanism
18
Adjusting the Engagement of Knives
18
Adjusting the Pressure of Clamp Spring
18
Adjusting the Position of the Blade Point of Moving Knife
18
Adjusting the Speed of Moving Knife
19
(. Adjusting the Air-Blow Wiper (UT56)
20
Installing the Air-Blow Wiper
20
Adjusting the Air-Blow Wiper
20
Adjusting the NEEDLE Thread Wiper (UT55)
21
Adjusting the Clamp Spring
21
Installing the Needle Thread Wiper
21
. Maintenance
22
Cleaning the Motor Fan
22
JUKI MF-7900D Series Instruction Manual (22 pages)
Brand:
JUKI
| Category:
Sewing Machine
| Size: 0.86 MB
Table of Contents
Table of Contents
2
Specifications
3
At the Beginning
3
Installing the Accessories
4
Installing the Presser Lifting Cylinder
4
Installing the Air Regulator
4
Installation and Setting SC-921
5
Installing the SC-921 on the Table ( Table-Mount Type )
5
Installing the SC-921 on the Table ( Semi-Submerged Type )
5
Connecting the Cords
6
Setting Procedure of the Machine Head
7
Setting the Lower Stop Position of the Needle Bar
8
Air Piping Drawing
9
Piping of the Thread Trimmer Device (UT57)
9
Piping of the Thread Trimmer Device (UT55)
10
Piping Drawing for Air Blow (UT56)
11
Adjusting the Air Regulator
11
Threading the Machine Head
12
Adjusting the Looper Thread Trimmer Mechanism
13
Adjusting the Thread Trimmer Air Cylinder
13
Adjusting the Lower Knife
14
Adjusting the Position of Clamp Pressure Adjusting Spring
14
Adjusting the Knife Engagement and the Knife Pressure Adjusting Spring
14
Adjusting the Pressure of Clamp Spring
14
Initial Position of the Looper Thread Trimmer Mechanism
15
Adjusting the Stopper
15
Adjusting the Height of the Lower Knife
15
Adjusting the Lower Knife Holder Guide
15
Adjusting the Longitudinal Position of the Blade Point of Lower Knife
16
Adjusting the Thread Trimmer Sensor
16
Adjusting the Speed of Looper Thread Trimmer
16
Adjusting the Thread Release Mechanism
17
Adjusting the Disk-Rise
17
Adjusting the Thread Release Hook
17
Adjusting the Top Covering Thread Trimmer Mechanism
18
Adjusting the Engagement of Knives
18
Adjusting the Pressure of Clamp Spring
18
Adjusting the Position of the Blade Point of Moving Knife
18
Adjusting the Speed of Moving Knife
19
Adjusting the Air-Blow Wiper (Ut56)
20
Installing the Air-Blow Wiper
20
Adjusting the Air-Blow Wiper
20
Adjusting the Needle Thread Wiper (Ut55)
21
Adjusting the Clamp Spring
21
Installing the Needle Thread Wiper
21
Maintenance
22
Cleaning the Motor Fan
22
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JUKI MF-7900D Series Instruction Manual (14 pages)
Brand:
JUKI
| Category:
Sewing Machine
| Size: 0.46 MB
Table of Contents
Table of Contents
2
Specifications
3
At the Beginning
3
Installing the Accessories
4
Installing the Air Regulator
4
Installing the Manifold
4
Connecting the Cords
5
Setting Procedure of the Machine Head
6
Air Piping Drawing
7
Piping of the Thread Trimmer Device
7
Adjusting the Air Regulator
7
Threading the Machine Head
8
Adjusting the Looper Thread Trimmer Mechanism
9
Initial Position of the Looper Thread Trimmer Mechanism
9
Installing the Ss Lever Unit
10
Adjusting the SS Lever Unit
10
Drawing of the Table
11
Setting the Upper Stop Position of the Needle Bar
12
Setting the Raveling Prevention Parameter
14
JUKI MF-7900D Series Specification (8 pages)
High-speed, Cylinder-bed, Top & Bottom Coverstitch Machine; Semi-dry-head, Cylinder-bed, Top & Bottom Coverstitch Machine
Brand:
JUKI
| Category:
Sewing Machine
| Size: 1.34 MB
JUKI MF-7900D Series Instruction Manual (4 pages)
Sewing Machine
Brand:
JUKI
| Category:
Sewing Machine
| Size: 0.32 MB
JUKI MF-7900D Series Quick Start Manual (2 pages)
Brand:
JUKI
| Category:
Sewing Machine
| Size: 0.46 MB
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JUKI Categories
Sewing Machine
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