JUKI dsu-142 Instruction Manual page 36

140401
SPECIFICATIONS ...................................................................................................................... 1
1. SETTING UP THE SEWING MACHINE .............................................................................. 2
2. INSTALLING THE THREAD STAND ................................................................................... 2
3. INSTALLING THE BELT COVER AND THE BOBBIN WINDER ........................................ 3
4. LUBRICATION ..................................................................................................................... 4
5. ATTACHING THE NEEDLE ................................................................................................. 5
6. WINDING A BOBBIN ........................................................................................................... 5
7. THREADING THE BOBBIN CASE ...................................................................................... 5
8. INSTALLING THE TAKE-UP THREAD GUIDE ROD .......................................................... 6
9. THREAD THE MACHINE HEAD ......................................................................................... 6
10. ADJUSTING THE STITCH LENGTH ................................................................................... 7
11. FORWARD/REVERSE SEAM RATIO .................................................................................. 7
12. THREAD TENSION .............................................................................................................. 7
13. THREAD TAKE-UP SPRING ............................................................................................... 8
14. PRESSURES OF THE PRESSER FOOT AND WALKING FOOT ...................................... 8
15. HEIGHT OF THE FEED DOG .............................................................................................. 9
16. ADJUSTING THE WALKING FOOT AND THE PRESSER FOOT ...................................... 9
17. ADJUSTING THE LONGITUDINAL POSITION OF THE FEED DOG .............................. 11
18. NEEDLE-TO-HOOK RELATIONSHIP ............................................................................... 11
19. AUXILIARY THREAD TENSION CONTROLLER ............................................................ 12
(The following description is applied to the DSU-142-7) ............................................. 12
20. ADJUSTING THE PRESSURE OF THE FIXED KNIFE ................................................... 12
(The following description is applied to the DSU-142-7) ............................................. 12
21. ONE-TOUCH TYPE REVERSE FEED STITCHING MECHANISM .................................. 13
(The following description is applied to the DSU-142-7) ............................................. 13
22. ADJUSTING THE THREAD TRIMMING CAM ................................................................. 13
(The following description is applied to the DSU-142-7) ............................................. 13
23. ADJUSTING THE CAM ROLLER ARM AND CAM ROLLER ARM PRESSER (The
following description is applied to the DSU-142-7) ...................................................... 14
24. ADJUSTING MAX MOVING STROKE OF THE ROTARY KNIFE .................................... 14
(The following description is applied to the DSU-142-7) ............................................. 14
25. ADJUSTING THE OPERATING STROKE OF THE PICKER ........................................... 15
(The following description is applied to the DSU-142-7) ............................................. 15
26. HOW TO REPLACE THE KNIVES .................................................................................... 15
(The following description is applied to the DSU-142-7) ............................................. 15
27. MOTOR PULLEY AND SEWING SPEED .......................................................................... 16
(This item is only applicable to the DSU-142) ............................................................... 16
28. TROUBLES AND CORRECTIVE MEASURES ................................................................. 16
CONTENTS
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