Brother CS8000 Series Service Manual page 94

Main unit
9
NP PCB assy. attachment
1. Attach the NP PCB assy. 1 to the arm bed using screws 1 (two).
1
10
Upper shaft assy. assembly
1. Attach the pulley 1 to the upper shaft assy.
*Key point
• Be careful of the orientation for attaching the pulley.
2. Attach the timing shutter 2 to the upper shaft assy.
*Key point
• Align the timing shutter base line and the upper shaft assy. D
cut.
3. Move the upper shaft pulley 3 to the timing shutter 2 side and attach
retaining ring E6.
4. Attach the speed shutter 4 to the timing shutter 2.
*Key point
• Face the side of the speed shutter 4 that is not shiny toward
the timing shutter.
5. Apply Molykote EM30L to the operating part of the T pulley clutch plate
5.
Molykote EM30L
3 - 22
Upper shaft mechanism
Taptite, Bind B
M3X10
Color; Gold
Apply a thin coat to the
entire operating groove
www.promelectroavtomat.ru
Torque
0.57 - 0.78 N-m
D cut
1
1
Base line 5
With the D cut facing
forward
2
Base line
4 2 3
Retaining ring E6
1