Baby Lock BLDY Service Manual page 215

Application of
Assembly
5
Attachment of Plate assembly, ATPM sensor plate, AT INIT PCB assy and Thread guide
1. Align the positioning hole of plate assembly with the boss of thread tension assy, then set the plate
assembly to the thread tension assy, and tighten the screw (screw, bind M3x4) temporarily.
*Key point
• Fully tighten the screw after performing
2. Align the positioning groove of ATPM sensor plate with the boss of thread tension assy, and attach the
ATPM sensor plate to the thread tension assy with the screw (screw, bind M3x4). Align the positioning
notch of AT INIT PCB assy with the boss of ATPM sensor plate, then attach the AT INIT PCB assy and
the insulation sheet to the ATPM sensor plate with the screw (screw, bind M3x4).
3. Align the notch of thread guide with the screw, and attach the thread guide to the thread tension assy
with the screw (screw, bind M3x4).
Screw, Bind M3X4
AT INIT PCB assy
Insulation sheet
Screw, bind M3x4
Needle threading mechanism
"Adjustment of Thread take up spring
Thread tension assy
ATPM sensor plate
Thread guide
3 - 117
tension".
Screw
Plate assembly
Screw, bind M3x4