X-Carriage A Assembly And X-Carriage B Assembly Attachment - Brother PR655 Service Manual

Main unit
9

X-carriage A assembly and X-carriage B assembly attachment

1. Attach the X-carriage B assembly 1 to the 2 bearing case X final
assemblies 2 attached to the X-shaft with the 4 screws 1.
2. Attach the X carriage DX 3 to the X-carriage B assembly 1 with the 2
screws 2.
3. Attach the hoop PCB assembly 4 to the X-carriage B assembly with the 2
screws 3.
4. Connect the FFC (SML2CD-X) 5 to the hoop PCB assembly 4, hold the
FFC (SML2CD-X) 5 with sheet E, and then tighten the screw 4.
*Key point
• After the FFC (SML2CD-X) 5 has been connected to the
hoop PCB assembly 4, lock the connector.
5. Attach the X-carriage A assembly 6 to the bearing case X final assembly
(2 locations) with the 3 screws 5.
6. Connect the hoop sensor assembly's lead wire 7 to the hoop PCB
assembly 4.
7. Adjust the X-guide shaft 8 back and forth so that the X-carriage A
assembly's sheet 9 contacts the feed frame.
1
5
2
3
4
Feed unit
Screw, Bind
1.18 — 1.57 N-m
M4X6
Screw, Bind
0.59 — 0.78 N-m
M3X4
Screw, Pan (S/P washer)
0.59 — 0.79 N-m
M3X8
Screw, Bind
0.59 — 0.78 N-m
M3X4
3 - 83
1
5
Torque
Torque
Torque
Torque
2 3 1 1
2
4
5 4
3
7 4
6 5
9 8