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WHAT TO DO WHEN ............................................................................................
FACE COVER ......................................................................................
TOP COVER .........................................................................................
BASE PLATE ........................................................................................
BED COVER .........................................................................................
BELT COVER .......................................................................................
FREE ARM COVER .............................................................................
FRONT COVER ....................................................................................
REAR PANEL .......................................................................................
TOP TENSION .....................................................................................
PRESSER BAR HEIGHT AND ALIGNMENT .......................................
NEEDLE SWING ..................................................................................
STRAIGHT STITCHING .......................................................................
DISTRIBUTION OF NEEDLE SWING ..................................................
STRETCH STITCH BALANCE ............................................................. 14, 15
FEED DOG HEIGHT ............................................................................
CLEARANCE BETWEEN NEEDLE AND HOOK .................................
NEEDLE TO HOOK TIMING ................................................................
NEEDLE BAR HEIGHT ........................................................................
BACKLASH (LOWER SHAFT GEAR) ..................................................
BUTTONHOLE STITCH BALANCE .....................................................
NEEDLE POSITION .............................................................................
ZERO FEEDING ...................................................................................
THREADER PLATE ..............................................................................
BUTTONHOLE FUNCTION (1) ............................................................
BUTTONHOLE FUNCTION (2) ............................................................
MOTOR BELT TENSION .....................................................................
REPLACING TRANSFOMER ................................................................................
WIRING OF TERMINAL BLOCK ..........................................................................
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PARTS LIST .......................................................................................................... 31~53
CONTENTS
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