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CONTENTS
SPECIFICATIONS .................................................................................................................................................................................................1
1. INSTALLATION ..........................................................................................................................................................................................1
2. ADJUSTING THE HEIGHT OF THE KNEE LIFTER .................................................................................................................................2
3. INSTALLING THE THREAD STAND .........................................................................................................................................................2
4. LUBRICATION (DDL-9000B-S , -M ) .....................................................................................................................................................2
5. ATTACHING THE NEEDLE .......................................................................................................................................................................3
6. SETTING THE BOBBIN INTO THE BOBBIN CASE .................................................................................................................................3
7. ADJUSTING THE AMOUNT OF OIL (OIL SPLASHES)
IN THE HOOK (DDL-9000B-S , -M ) ............................................................3
8. ADJUSTING THE AMOUNT OF OIL IN THE HOOK
(DDL-9000B-S , -M ) ..........................................................................................4
9. THREADING THE MACHINE HEAD .........................................................................................................................................................4
10. THREAD TENSION ....................................................................................................................................................................................5
11. WINDING THE BOBBIN THREAD ............................................................................................................................................................5
12. PRESSER FOOT PRESSURE ...................................................................................................................................................................5
13. ADJUSTING THE STITCH LENGTH ........................................................................................................................................................6
14. THREAD TAKE-UP SPRING AND ADJUSTING THE THREAD TAKE-UP STROKE ..............................................................................6
15. ADJUSTING THE NEEDLE STOP POSITION ..........................................................................................................................................7
16. PEDAL PRESSURE AND PEDAL STROKE .............................................................................................................................................7
17. ADJUSTMENT OF THE PEDAL ...............................................................................................................................................................8
18. PEDAL OPERATION .................................................................................................................................................................................8
19. NEEDLE-TO-HOOK RELATIONSHIP........................................................................................................................................................9
20. ONE-TOUCH TYPE REVERSE FEED STITCHING CHANISM .................................................................................................................9
21. ADJUSTING THE POSITION OF THE WIPER (DDL-9000B-
-WB, -0B) ..........................................................................................10
22. COUNTER KNIFE ....................................................................................................................................................................................
11
23. HEIGHT AND TILT OF THE FEED DOG ................................................................................................................................................ 11
24. ADJUSTING THE FEED TIMING.............................................................................................................................................................12
25. THREAD TENSION RELEASE RELEASING MECHANISM...................................................................................................................12
26. MICRO-LIFTING MECHANISM OF THE PRESSER FOOT ....................................................................................................................13
27. SEWING CONDENSED STITCHES ........................................................................................................................................................13
28. FEED CONVERSION SPRING MECHANISM (DDL-9000B-S , -M ) ...................................................................................................14
29. CARE........................................................................................................................................................................................................14
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