Baby Lock BL9 - Table of Contents

CONTENTS
TROUBLESHOOTING............................................................................................... 1–3
SERVICE ACCESS
FACE COVER / BELT COVER .................................................................................. 4
BASE PLATE ............................................................................................................. 5
FRONT COVER ......................................................................................................... 6
REAR COVER ........................................................................................................... 7
MECHANICAL ADJUSTMENT
TOP TENSION ........................................................................................................... 8
BOBBIN TENSION..................................................................................................... 9
PRESSER BAR HEIGHT AND ALIGNMENT ............................................................ 10
NEEDLE SWING........................................................................................................ 11
NEEDLE DROP ......................................................................................................... 12
CLEARANCE BETWEEN NEEDLE AND HOOK (ADJUSTMENT METHOD NO. 1) 13
CLEARANCE BETWEEN NEEDLE AND HOOK (ADJUSTMENT METHOD NO. 2) 14
FEED DOG HEIGHT ................................................................................................. 15
NEEDLE BAR HEIGHT .............................................................................................. 16
NEEDLE TIMING TO SHUTTLE ................................................................................ 17
BUTTONHOLE FEED BALANCE .............................................................................. 18
FEED BALANCE ON STRETCH STITCH ................................................................. 19
BARTACK FEED OF BUTTONHOLE ........................................................................ 20
DISENGAGEMENT OF CAM FOLLOWER ............................................................... 21
MOTOR BELT TENSION ........................................................................................... 22
WIRING .................................................................................................................. 23
PARTS LIST .................................................................................................. 24-41