February 2013
4-321
ColorQube® 9303 Family
REP 91.2
Repairs/Adjustments
3. Disconnect the PJ401 from the marking unit driver PWB, Figure 2.
Figure 2 Disconnect harness
4. Remove the vertical gearbox and motor, Figure 3.
Figure 3 Vertical gearbox removal
Replacement
1. Replacement is the reverse of the removal procedure.
2. To ensure the wiper is level:
a. Lower the head maintenance wiper by rotating the upper drive shaft until sufficient
clicking (belt jumping teeth is heard to assure horizontally level).
b. Rotate the upper drive shaft in the opposite direction until the belt clips are at the top
of the tracks.
c. Check that both front and rear belt clips are touching the upper end of the track limit.
Figure 4 shows the head maintenance wiper fitted level and not level.
1
Disconnect PJ401.
1
Remove 3 screws then the vertical
gearbox.
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