Crank Rod Assembly Attachment - Brother PR655 Service Manual

Main unit
5

Crank rod assembly attachment

1. Attach the crank rod assembly 2 to the thread take-up cam 1, and secure
them with the 2 screws 1.
*Key point
• Align the crank rod assembly's D cut face 3 with screw hole
4.
2. Firmly tighten the screw 2.
*Key point
• Screw 2 is a left hand thread.
1
2
Upper shaft unit
Set Screw (CP)
1.57 — 1.96 N-m
SM6.35
Screw
SM3.57-40X6 L 1.18 — 1.57 N-m
3 - 39
2
3
Torque
Torque
2
1
1
4