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E9020
ELNA E9020 Manuals
Manuals and User Guides for ELNA E9020. We have
1
ELNA E9020 manual available for free PDF download: Service Manual
ELNA E9020 Service Manual (57 pages)
Brand:
ELNA
| Category:
Sewing Machine
| Size: 0.82 MB
Table of Contents
Table of Contents
2
Product Specifications for E9020
3
Sewing Speed Max. Sewing Speed in High Speed Operation
6
Start/Stop of Sewing Machine by Means of the Controller
6
Start/Stop of Sewing Machine by Means of the Start/Stop Switch
6
Technical Explanation
6
Automatic Thread Trimmer
7
Bobbin Winding
7
Pattern Selection
7
Presser Foot Lift
7
Lateral Feed
8
Material Feed (Longitudinal)
8
Needle Throwing
8
Reverse Stitching
8
Automatic Thread Tension Control
9
Embroidring Device
9
Disengagement of Main Shaft
10
File (Save) and Calling Keys
10
Memory
10
Automatic Needle Threading of Machine Head
11
Automatic Bobbin Winding
12
Index by Troubles (Mechanical Troubles)
13
Automatic Needle Threading (Trouble and Corrective Measure)
14
Automatic Bobbin Winding (Trouble and Corrective Measure)
16
Bobbin Thread Winding from the Exclusive Bobbin Thread
16
How to Disassemble the Frame Components
17
1 Main Unit of Sewing Machine
19
Adjustment
19
Height of the Presser Bar and the Position of the Presser Foot
19
Needle Entry
19
Height of the Needle Bar and the Needle-To-Hook Timing
20
Clearance between the Needle and the Hook
21
Height of the Feed Dog
22
Inner Hook Detent (Longitudinal Direction)
22
Base Tension
23
Extension Amount between the Drawing Roller and the Auxiliary Roller
23
1 Stitch Switch
24
Change-Over of the Drawing STM
24
Adjusting the Knife Disengagement
25
Position of the Looper
25
Lateral Adjustment of the Thread Trimming Cam
26
Moving Knife Guide Plate (Upper)
26
Height of the Looper
27
Moving Knife Guide Plate (Lower)
27
Bobbin Thread Tension
28
Timing Belt
28
Buttonholing
29
Disengaging the Main Shaft
29
Main Shaft Disengaging Stopper
29
Motor Belt
30
Needle Threader
30
Adjusting the Upper Position of the Transfer Body
31
Automatic Needle Threading Mechanism
31
Adjusting the Lower Position of the Transfer Body
32
Adjusting the Height of the Needle Clamp Threading Arm
33
Adjusting the Thread Path Control Plate
33
Lateral Adjustment of the the Transfer Body
33
Adjusting the Position of the Face Plate
34
Adjusting the Height of Thread Retaining Plate a
35
Adjust Inclination/Longitudinal Position of Thread Retaining Plate a
36
Adjust the Position of the Inner Hook and the Thread Retaining Plate
37
Adjusting the Position of the Needle Thread Catching Plate
37
Adjusting VR1 (Variable Resistor 1)
38
Adjusting VR2 (Variable Resistor 2) (Adjusting the Limit Sensor)
38
Easy Adjustment Procedure of Bobbin Thread Detection
38
Adjusting the DF Detecting Switch
39
Adjusting the Hook Driving Shaft Support a (Asm.)
39
Adjusting the Main Shaft Support
40
Adjusting the Position of the Driving Gear Cover
40
Adjusting the Needle Thread Breakage Detection Circuit Board
41
Measurement of Sensor Output
41
Relation between Shielding and Sensor Output
41
2 Embroidering Device
42
Replacing Procedure of the Motor (STM)
42
Adjusting the Belt
43
Adjusting the Origin
43
Adjusting the Respective Switches
44
Connection Block Diagram
44
3 Service Mode
45
How to Make the Adjustment Screen Appear/To Complete the Procedure
46
Positioning the Panel Switch
46
How to Set and Confirm under the Respective Service Mode
47
Test Mode
50
Circuit Board Connection Diagram
51
Microcomputer Circuit Board Block Diagram
52
Replacing Procedure of the Fuse
53
Replacing the Power Circuit Board
53
Filter Circuit Board
54
Replacing Procedure of F1 Fuse
54
Replacing Procedure of the Power Box/Replacing the Main Motor
54
Replacing the Transformer
54
Display Circuit Board
55
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