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shuttle race mechanisms ................................ 5
3-2. Work clamp lifter mechanism .......................... 6
mechanisms .................................................... 6
3-4. Feed mechanism ............................................ 7
3-5. Thread trimmer mechanism ............................ 8
3-6. Thread nipper mechanism .............................. 9
3-6-1. Manual operation ......................................... 9
3-6-2. In thread trimming ........................................ 9
3-7. Thread take-up mechanism .......................... 10
............................................ 11
4-1. Covers .......................................................... 11
4-2. Presser arm mechanism ............................... 12
4-3. Shuttle hook mechanism .............................. 12
4-4. Needle bar mechanism ................................. 13
4-5. Upper shaft mechanism ................................ 14
4-6. Lower shaft mechanism ................................ 15
4-7. Feed mechanism .......................................... 16
4-8. Presser mechanism ...................................... 19
4-9. Thread wiper mechanism ............................. 20
4-10. Thread nipper mechanism .......................... 21
4-11. Thread take-up mechanism ........................ 22
4-12. Thread trimmer mechanism ........................ 23
................................................... 24
5-1. Thread trimmer mechanism (1) .................... 24
5-2. Thread nipper mechanism ............................ 25
5-3. Thread wiper mechanism (1) ........................ 26
5-4. Thread take-up mechanism .......................... 27
5-5. Presser mechanism ...................................... 28
5-6. Feed mechanism .......................................... 30
Contents
............................................ 1
.............. 4
............... 5
5-7. Upper shaft mechanism ................................ 33
5-8. Needle bar mechanism ................................. 34
5-9. Lower shaft mechanism ................................ 35
5-10. Thread trimmer mechanism (2)................... 36
5-11. Thread wiper mechanism (2) ...................... 37
5-12. Shuttle race mechanism ............................. 38
5-13. Presser arm mechanism ............................. 39
5-14. Covers ........................................................ 40
6-1. Adjusting the needle bar height .................... 41
6-2. Adjusting the needle bar lift stroke ................ 41
6-3. Adjusting the driver needle guard ................. 42
6-4. Adjusting the needle clearance ..................... 42
6-5. Adjusting the shuttle race thread guide ........ 42
6-6. Adjusting the work clamp lift amount ............ 43
6-7. Adjusting the thread wiper ............................ 43
6-8. Adjusting the thread take-up amount ............ 44
6-9. Adjusting the movable knife .......................... 44
position ........................................................ 46
position ........................................................ 47
6-13. Adjusting the backlash ................................ 47
6-16. Adjusting the home position ........................ 49
6-17. Adjusting the needle up stop position ......... 49
6-18. Adjusting the V belt tension ........................ 50
LK3-B430E Mark II
.............................................. 41
....................................... 51
..................................... 56
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