Xerox ColorQube 9303 Series Service Manual page 477

94-504-00 Cleaning Unit Reservoir Pressure Low RAP
94-504-00 Cleaning unit reservoir pressure is too low.
Procedure
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to GP 14. Disconnect the power cord. Electricity can cause
death or injury. Moving parts can cause injury.
Use care when working near the drum. The drum can be damaged easily, which will cause
print quality defects.
Install a new cleaning unit, PL 94.10 Item 21
NOTE: Ensure the new cleaning unit is above 6 degrees Celsius or 43 degrees Fahrenheit. Do
not install a very cold cleaning unit.
Check the fault history, GP 2. Multiple occurrences of fault 94-504-00 are listed.
Y N
Perform SCP 5 Final Actions.
Go to WD 9.2, WD 9.4 and WD 9.19. Check the wiring between the cleaning unit and the drum
driver PWB. The wiring is good.
Y N
Repair the wiring as necessary, REP 1.1
PL 1.15 Item 17.
Check for grounding faults, GP 7 System Grounding Verification. If the fault remains, install a
new drum driver PWB, PL 1.15 Item 4.
ColorQube® 9303 Family
WARNING
CAUTION
and continue with the procedure.
or install a new cleaning unit interface harness,
94-505-00 Cleaning Unit Reservoir Pressure High RAP
94-505-00 Cleaning unit reservoir pressure is too high.
Procedure
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to
death or injury. Moving parts can cause injury.
Use care when working near the drum. The drum can be damaged easily, which will cause
print quality defects.
Cheat the front door interlock. Listen at the front of the cleaning unit. The cleaning unit can
be heard running.
Y N
Switch off, then switch on the machine,
Y N
Perform SCP 5 Final Actions.
Install a new cleaning unit,
Y N
Perform SCP 5 Final Actions.
Remove the new cleaning unit. Remove the drum drive motor and belt, refer to
91.24. Check that the 12 pin connector on the rear of the machine is connected correctly
and not damaged. The 12 pin connector is good.
Y N
Install a new 12 pin connector,
Go to WD 9.2, WD 9.4 and
drum driver PWB. Repair the wiring as necessary,
1.15 Item 17. Reinstall the original cleaning unit. The fault is still present.
Y N
Perform SCP 5 Final Actions.
Remove the cleaning unit. Install a new drum driver PWB,
original cleaning unit. The fault is still present.
Y N
Perform SCP 5 Final Actions.
Check for grounding faults,
Remove the front door interlock cheat. Install a new cleaning unit,
front door interlock. Listen at the front of the cleaning unit. The cleaning unit can be heard
running.
Y N
Perform SCP 5 Final Actions.
Remove the cleaning unit. Remove the drum drive motor and belt, refer to
that the 12 pin connector on the rear of the machine is connected correctly and not damaged.
The 12 pin connector is good.
February 2013
2-453
WARNING
GP 14. Disconnect the power cord. Electricity can cause
CAUTION
GP 14. The fault is still present.
PL 94.10 Item 21. The fault is still present.
PL 94.10 Item 6.
WD 9.19. Check the wiring between the cleaning unit and the
REP 1.1 or install a new harness,
PL 1.15 Item
GP 7 System Grounding Verification.
PL 94.10 Item
Status Indicator RAPs
94-504-00, 94-505-00
REP
PL
4. Reinstall the
21. Cheat the
REP 91.24. Check