| 故障排查: |
Procedure
Remove the Fusing Unit from the Device. Manually rotate the Drive Gear of the Fusing Unit and check for any abnormal loading (gear not able to rotate, etc.).
Can the gear be rotated without heavy loading?
Y N
Replace the Fusing Unit. (PL 7.1)
Reinstall the Fusing Unit. Turn the power OFF and ON, and check if the Exit Roll 1 rotates as the power turns ON.
Does the Exit Roll 1 rotate?
Y N
Check the following:
The Fusing Unit Drive Motor (DC330 [010-003]) for operation failure. (PL 3.1, PL 3.2)
The Drive Gear for wear and damage.
If no problem is found, replace the Motor Drive PWB. (PL 18.2, PL 18.5)
Check the following:
The 1st BTR Contact/Retract Clutch (DC330 [094-008/009] (Retract/Contact)) for operation failure. (PL 3.1, PL 3.2)
NOTE
During the 1st BTR Contact/Retract operation, check whether the Fusing Unit Drive Motor is also rotating. If it is not rotating, check the 1st BTR Contact/Retract Gear for blockage and damage.
If no problem is found, replace the following parts in sequence: However, each time a part is replaced, check whether the Fail is still occurring.
Fusing Unit (PL 7.1)
Fusing Drive Assembly (PL 3.1, PL 3.2)
Motor Drive PWB (PL 18.2, PL 18.5) |
