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Sewing Machine
E-Series
SWF E-Series User Manual
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8-5
Error Type
Cause
Bad thread (weak,
uneven thickness, poorly
twisted, old)
Right-twisted thread
Excessive thread tension
Tension imbalance
between upper and lower
threads
Excessive tension &
stroke on take-up spring
Inspection & Repair
Change thread
Change to left-twisted thread
Adjust tension
Adjust tension and stroke
Check the thread used.
How to select thread.
•
Select soft thread with
ever thickness and
stable tension.
•
Choose left-twisted
thread.
Z-direction: left twist
S-direction: right twist
left-twist prevents
unraveling of the upper
thread in the
counterclockwise rotation
of the hook
Reference
62
64
Table of Contents
Default Chapter
3
Table of Contents
3
Chapter 1 Safety Rules
5
1-1) Delivery of Your Machine
5
1-2) Installation
6
1-3) Machine Operation
7
1-4) Repair
7
1-5) Placement of Warning Stickers
8
1-6) Contents of Warning Stickers
9
Chapter 2 Installation and Machine Assembly
10
2-1) Environment
10
2-2) Electricity Installation
10
2-3) Leveling the Machine
11
2-4) Assembly of Peripheral Devices
12
2-5) Table Assembly
13
2-6) Frame Assembly
15
2-6-1) Tubular Frame
15
2-6-2) Border Frame
16
Chapter 3 Parts of the Machine
17
3-1) Swf/E-U Series
17
3-2) Swf/E-Uh1508-45
18
Chapter 4 Functions and Features
19
Chapter 5 Functions for Basic Machine Operation
21
5-1) Lamp on Thread Tension Adjustment Board
21
5-2) Needle Stop Clutch
22
5-3) Lamp on Color Change Box(Swf/E-Uh1508)
23
5-4) Upper Threading and Tension Adjustment
24
5-5) Lower (Bobbin) Threading and Tension Adjustment
27
5-7) Precautions in Using Floppy Disks or Usb Memory Sticks
30
5-8) Inserting Floppy Disks and Usb Memory Sticks
30
5-9) Deleting Floppy Disks and Usb Memory Stick
31
5-10) Reading and Writing of Embroidery Designs
31
5-11) Return to Previous Location in Unexpected Blackouts
31
5-12) Needle-Hook Timing Control
32
5-13) Assembly and Functions of Thread Detector
37
5-13-1) Functions of Thread Detector
37
5-13-2) Disassembling Thread Detector
37
Chapter 6 Maintenance and Inspection
38
6-1) Check Points for Regular Inspection
38
6-2) Cleaning
38
6-3) Oil Supply
40
6-4) Drive Belt Tension
45
Chapter 7 Machine Adjustments
46
7-1) Adjusting the Trimmers
46
7-1-1) Adjusting the Position of the Trimming Cam
46
7-1-2) Adjusting Blade Tension
47
7-2) Adjusting the Trimmer Return Spring
47
7-3) Adjusting Upper Thread Holding Unit
48
7-4) Picker Adjustment
49
7-5) Adjusting Upper Thread Holder
50
7-6) Adjusting Low-Noise Presser Foot
51
7-7) Relationship between Presser Foot and Needle
52
7-8) Correct Position of Needle
53
7-9) Adjusting Half-Turn Film for Color Change
54
7-10) Jump Motor Adjustment
55
7-11) Adjusting Drive Belt Tension
56
7-11-1) Y-Axis Timing Belt
56
7-11-2) X-Axis Timing Belt
57
7-11-3) Timing Belt on Main Shaft Motor
57
7-12) Lamp (Optional)
58
7-12-1) Lamp Socket Adjustment (4-Head)
58
7-12-2) Disassembling Cable Cover (4-Head)
58
Chapter 8 Troubleshooting
59
Chapter 9 Block Diagram
70
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SWF E-Series Specifications
General
Brand
SWF
Model
E-Series
Category
Sewing Machine
Language
English
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