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PRESSER BAR HEIGHT AND ALIGNMENT ................................... 41
OVER LOAD (1), (2) ............................................................... 42-43
*ADJUSTMENT OF TOUCH PANEL ............... ............................................ 44
*BOBBIN THREAD TENSION (1),(2) ..................................................... 45-46
PART REMOVAL AND REPLACEMENT
NEEDLE THREAD TENSION UNIT .................................................. 47
FEED DOG ................................................................................... 48
THREADER PLATE ......................................................................... 49
C-BOARD UNIT AND FUSE.......................................................... 50
TRANSFORMER ........................................................................... 51
MACHINE SOCKET UNIT ............................................................. 52
A-BOARD UNIT ............................................................................ 53
LCD UNIT ..................................................................................... 54
F-BOARD UNIT ............................................................................. 55
SLIDE VOLUME UNIT .................................................................... 56
DC MOTOR UNIT AND BELTTENSION ........................................ 57
*CARRIAGE PLATE COVER UNIT .................................................. 58
*BUI-IONHOLE SENSOR ................................................................ 59
*UPPER SHAFT SENSOR ................................................................. 60
*ZIGZAG STEPPING MOTOR ........................................................ 61
*FEED STEPPING MOTOR ............................................................. 62
*HOW 1O FIXA THREAD JAMMING ON THETHREAD TAKE-UPLEVER............. 63
CHECKING ELECTRONIC PARTS
*MACHINE SOCKET ...................................................................... 64
*C-BOARD .................................................................................... 65
*F-BOARD UNIT ............................................................................. 66
*DC MOTOR ................................................................................. 67
*FOOT CONTROL ........... : ............................................................. 68
*STEPPING MOTORS ..................................................................... 69
CARE ..................................................................................................... 69
OILING .................................................................................................... 70
SPECIAL TOOLS REQUIRED ................................................................... 71
*NEW ITEM
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