CONTENTS
1. Brief intuoduction 1
2. Main technical specifications 1
3. Feed adjustment/reverse stitching 1
4. Adjusting upper feed stroke 1
5. Winding bobbin thread 2
6. Adjusting the bobbin thread tension 2
7. Threading the needle thread/adjusting the tension of needle thread 2
8. Maintenance 3
9. Oiling 3
10. Lubricating the hook 4
11. Lubricating the machine head 4
12. Lubricating upper feed driving eccentric 4
13. Adjusting the feed dog 5
14. Pre-adjusting the needle height 6
15. Centering the needle in the needle hole 6
16. Adjusting the bottom feed dog position 6
17. Lower feed adjustment 7
18. Position of needle and rotating hook 7
19. Adjusting the lifting amount of alternating presser foot. 7
20. Top feed adjustment 8
21. Adjusting the bobbin case opener 8
22. Safety clutch 8
23. Needle thread tension release 9
24. Bobbin thread winder 9
13. Automatic presser foot lifter components 36-37
4 Binder Components
15. 40 41
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1.Machine casting components………………………………………………………10-11
2.Needle and presser foot components……………………………………………12-15
3.Presser foot lifting components……………………………………………………16-17
4.Thread take-up and thread tension components…………………………………18-19
5.Feed adjustment components………………………………………………………20-21
6.Upper shaft and rocking shaft components…………………………………………22-23
7.Timing belt components………………………………………………………………24-25
8.Rotating hook saddle components……………………………………………………26-27
9.Needle plate and hook components………………………………………………28-29
10.Lower feed components……………………………………………………………30-31
11.Lower shaft components……………………………………………………………32-33
12. Knee lifter components………………………………………………………………34-35
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1 . …………………………………………………………………38-39
Accessories………………………………………………………………………… -
Operation instruction
Parts manual
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