7. STANDARD ADJUSTMENT ···············································································
19
7-1. Adjustment of the needle bar position ····························································· 19
7-2. Adjustment of the position between the needle and the shuttle hook ·············· 20
7-3. Adjustment of the clearance between the shuttle hook and the needle ··········
21
7-4. Adjustment of the clearance between the driver and the needle ····················· 21
7-5. Adjustment of the thread guide ······································································· 22
7-6. Adjustment of the presser foot ········································································ 22
7-6-1. Adjustment of the presser foot position ················································
22
7-6-2. Adjustment of the presser foot lift during the sewing ····························
25
7-6-3. Adjustment of the presser foot timing ··················································· 25
7-7. Adjustment of the wiper ·················································································· 26
7-8. Adjustment of the bobbin winder ····································································· 27
7-9. Adjustment of the work holder ········································································
27
7-10. Adjustment of the trimmer cam follower ························································ 28
7-11. Adjustment of the position for movable knife point ········································ 28
7-12. Adjustment of the fixed knife position ···························································
29
7-13. Adjustment of the thread take up spring stroke ············································
29
7-14. Adjustment of the thread take up spring tension ··········································· 29
7-15. Adjustment of the thread tail after the trimming ············································
30
7-16. Cancellation of the trimming function ···························································· 30
7-17. Adjustment of the upper thread tension ························································ 30
7-18. Adjustment of the synchronizer ····································································· 31
7-19. Adjustment of the mechanical home position ················································ 32
7-19-1. Shifting the mechanical home position X direction ······························ 32
7-19-2. Shifting the mechanical home position Y direction ······························ 33
7-20. Adjustment of the X-Y contact pressure ······················································· 34
7-21. Adjustment of the X-Y timing belt tension ····················································· 34
7-21-1. Adjustment of the X timing belt tension ··············································· 34
7-21-1. Adjustment of the Y timing belt tension ··············································· 35
7-22. Adjustment of the V belt tension ··································································· 35
8. MAINTENANCE ·································································································
36
8-1. Cleaning ·········································································································
36
8-2. Disposing of oil waste ····················································································· 36
9. BAD SEWING CONDITION & ITS CAUSE AND REMEDY ···························
37
APPENDIX ··················································································································
40
Ref.1. Table cut out drawing ···················································································· 41
Ref.2. Table & stand assembly ················································································ 41
Ref.3. Stand components drawings ········································································
From the library of Superior Sewing Machine & Supply LLC • www.supsew.com
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