February 2013
4-149
ColorQube® 9303 Family
REP 12.21-171
Repairs/Adjustments
REP 12.21-171 BM Backstop Assembly
Parts List on PL 12.165.
Removal
WARNING
Switch off the electricity to the machine. Refer to GP 14. Disconnect the power cord
from the customer supply while performing tasks that do not need electricity. Electricity
can cause death or injury. Moving parts can cause injury.
WARNING
Take care during this procedure. Sharp edges may be present that can cause injury.
1. Remove the booklet maker, REP 12.61-171.
2. Rotate the crease roll handle (6c), fully counter clockwise.
3. Remove the crease roll handle (6c), PL 12.150 Item 5.
4. Remove the crease blade knob (6d), PL 12.150 Item 4.
5. Remove the BM front cover, PL 12.150 Item 3.
CAUTION
The BM harnesses and the backstop assembly harnesses are connected with a catch. Ensure
the catch is released when disconnecting the solenoid harnesses.
6. Remove the two harness clamps, Figure 1.
Figure 1 Remove the two harness clamps
1
Lay down the BM assembly to access the
backstop assembly.
2
Use a flat blade screwdriver
to push out the harness
clamp.
3
Use a flat blade screwdriver
to push out the harness
clamp.