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-

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

CONTENTS

-WB, -0B) ..........................................................................................10

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