Baby Lock BLDY Service Manual page 274

Application of
Assembly
3
Assembly and Attachment of Thread cutter assy
1. Align the positioning hole of cutter pile assy with the boss of thread cutter assy, and attach the cutter
pile assy to the thread cutter assy with the screw (screw, bind M3x4).
2. Align the positioning holes of presser plate, spring plate and spring plate with the boss of thread cutter
assy, then attach the presser plate, spring plate and spring plate to the thread cutter assy with the
screw (screw, bind M3x4).
3. Align the boss of initial holder with the positioning hole of thread cutter assy, and attach the initial holder
to the thread cutter assy with the screw (screw, bind M3x4). Align the notch of C INIT PCB assy with the
tab of initial holder, and attach the C INIT PCB assy to the initial holder with the screw (screw, bind
M3x4).
4. Set the polyester slider and washer to the shaft A, and secure them with the retaining ring E4. Set the
polyester slider and washer to the shaft B, and secure them with the retaining ring E3.
5. Insert the shaft of motor holder assy into the positioning hole of thread cutter assy and shaft A into the
groove of thread cutter lever, and then attach the two collars and the thread cutter assy to the motor
holder assy with the two screws (screw, bind M4x20).
6. Bind up the lead wire assy CPM and the C INIT PCB assy lead wire with the band.
*Key point
• Refer to "Wiring of Thread cutter
Screw, Bind M3X4
Screw, Bind M4X20
Screw, bind M4x20
Screw, bind M3x4
C INIT PCB assy
Screw, bind
M3x4
C INIT PCB assy
lead wire
Thread cutter module
module".
Screw, bind M3x4
Cutter pile assy
Initial holder
Shaft A
Shaft B
Polyester slider
Washer
Retaining ring E3
Collar
Thread cutter lever
3 - 176
Screw, bind M3x4
Polyester
slider
Washer
Retaining
Collar
ring E4
Spring plate
Spring plate
Screw, bind M4x20
Presser plate
Thread cutter assy
Motor holder assy
Lead wire assy CPM