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Sewing Machine
DLN-6390
JUKI DLN-6390 Engineer's Manual
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ENGINEER’S MANUAL
40011375
No.E356-00
High-speed, 1-needle, Cylinder-bed, Needle-feed, Lockstitch
Machine with Large Hook
DLN-6390
High-speed, 1-needle, Cylinder-bed, Needle-feed, Lockstitch
Machine with Automatic Thread Trimmer and Large Hook
DLN-6390-7
2
Table of Contents
Default Chapter
3
Table of Contents
3
1 Outline
5
Features
5
Specifications
5
Application
5
2 Operation
6
Names of each Components
6
Matters to be Checked before Operation and Trial Run
6
3 Thread Trimming
7
Principle of Thread Trimming
7
Sequence of Thread Trimming
7
4 Standard Adjustment
8
Adjusting the Height of the Needle Bar
8
Hook Timing
8
Adjusting the Needle Stop Position
10
Checking and Adjusting the Receding Position of the Moving Knife
12
Removing/Installing the Knife Unit
14
Checking and Adjusting the Thread Trimmer Cam Timing
16
Installing the Counter Knife
18
Replacing the Moving Knife
18
Disk Rising Amount of the Thread Tension Controller (Asm.)
20
Adjusting the Clutch Plate and the Thread Trimmer Magnet
20
Adjusting the Driving Arm Stopper
22
Replacing the Synchronizer and Adjusting the Position of the Handwheel
22
Adjusting and Assembling the Needle Feed Adjustment Mechanism
24
Adjusting and Assembling the Needle Feed Mechanism
26
Assembling the Reduction Gear
28
Adjusting the Belt Tension
30
Removing/Installing the Oil Reservoir
30
Adjusting the Position of the Hemming Binder Cylinder
32
Installing the Presser
32
Bobbin Case
34
Adjusting Sewing
36
5 Setting of Sc-380
38
6 Maintenance
40
How to Sharpen the Knife
40
7 Troubles and Corrective Measures
41
With Regard to Mechanical Components
41
With Regard to Sewing
45
8 Drawing of Table
51
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JUKI DLN-6390 Specifications
General
Brand
JUKI
Model
DLN-6390
Category
Sewing Machine
Language
English
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