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1 1 1 1 1 . SPECIFICATIONS ........................................................................................................ 1
2 2 2 2 2 . CONFIGURATION OF THE MACHINE COMPONENTS ............................................. 5
3 3 3 3 3 . INSTALLATION ............................................................................................................ 8
1. Installing the machine head onto the table................................................................................ 8
2. Selecting the motor pulley and the belt ................................................................................... 11
3. Installing the motor .................................................................................................................... 14
4. Setting the belt ........................................................................................................................... 15
5. Installing the belt cover ............................................................................................................. 17
6. IInstalling the chain .................................................................................................................... 18
7. Installing the thread guide ......................................................................................................... 18
4 4 4 4 4 . LUBRICATION AND OILING...................................................................................... 19
1. Lubricating oil............................................................................................................................. 19
2. Oiling ........................................................................................................................................... 21
3. Sillcon oil lubrication unit ......................................................................................................... 22
5 5 5 5 5 . OPERATION ............................................................................................................... 23
1. Needle.......................................................................................................................................... 23
2. Attaching the needle .................................................................................................................. 24
3. Threading the machine head..................................................................................................... 25
(1)Standard threading ....................................................................................................................... 26
(2)Threading for soft seams ............................................................................................................. 29
4. Adjusting the stitch length ........................................................................................................ 32
5. Adjusting the differential feed ratio .......................................................................................... 34
6. Adjusting the presser foot pressure ........................................................................................ 35
7. Adjusting the thread tension ......................................................................................................... 36
6 6 6 6 6 . ADJUSTING THE SEWING MACHINE ...................................................................... 37
1. Adjusting the silicon container thread guide .......................................................................... 37
2. Adjusting the needle bar thread take-up thread receiver ....................................................... 39
3. Adjusting the rocking thread take-up ....................................................................................... 40
4. Adjusting the rocking thread take-up thread receiver ............................................................ 41
5. Adjusting the spreader thread guide ........................................................................................ 42
6. Adjusting the looper thread cam .............................................................................................. 43
7. Adjusting the looper thread cam thread guide ........................................................................ 44
8. Adjusting the looper thread winding prevention plate ........................................................... 45
9. Adjusting the looper .................................................................................................................. 46
10. Adjusting the height of the needle ......................................................................................... 48
11. Adjusting the rear needle guard ............................................................................................. 50
12. Relation between the rocking thread take-up timing and the needle thread loop ............. 52
13. Adjusting the height of the feed dog ...................................................................................... 55
14. Installing position of the spreader.......................................................................................... 56
15. Adjusting the spreader thread guide and the needle clamp thread guide ......................... 58
16. Adjusting the front needle guard ............................................................................................ 61
17. Adjusting the presser foot lift ................................................................................................. 62
18. Adjusting the micro-lifter ......................................................................................................... 63
7 7 7 7 7 . MAINTENANCE .......................................................................................................... 64
1. Cleaning the sewing machine ................................................................................................... 64
2. Replacing the lubricating oil ..................................................................................................... 65
3. Inspecing and replacing the oil filter ........................................................................................ 66
CONTENTS
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