Baby Lock BLDY Service Manual page 256

Application of
Assembly
7
Attachment of Thread guide plate and Needle bar supporter assy
1. Attach the thread guide plate to the upper unit holder assy.
2. Insert the needle bar supporter assy into the upper unit holder assy, and set the position "A" of needle
bar supporter assy to the positioning groove of lever AB.
3. Insert the shaft into the positioning hole of needle bar supporter assy and the shaft bushing. Insert the
shaft into the needle bar supporter assy, shaft and needle bar supporter assy. Align the notch of plate
with the groove on shaft, and attach the plate to the needle bar supporter assy with the screw (screw,
bind M3x5). Tighten the screw (screw, bind M2x4) to the shaft.
Shaft bushing
Lever AB
"A"
Needle bar supporter assy
Positioning groove
Screw, Bind M3X5
Screw, Bind M2X4
Needle-presser module
Upper unit holder assy
Thread guide plate
Needle bar supporter assy
3 - 158
Notch
"A"
Plate
Shaft
Shaft
Screw, bind M2x4
Plate
Screw, bind M3x5