e-STUDIO350/352/353/450/452/453
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TROUBLESHOOTING
5 - 80
[CC30] Stack processing motor abnormality
MJ-1022
[Procedure 1]
Is the tension of the drive belt normal?
È
NO
Æ
Loosen the adjustment screw to adjust its tension.
YES
Does the bushing attached to the returning roller shaft smoothly move up and down?
|
È
NO
Æ
Apply grease on the cut-out part of the front side frame with where the bushing
contacts.
YES
Is the spring of the returning roller detached?
È
YES
Æ
Attach the spring.
NO
Is the wiring between the finisher controller PC board and stack processing motor (M2) cor-
rect?
È
NO
Æ
Correct the wiring.
YES
Is the stack delivery lever home position sensor (S8) working properly?
È
NO
Æ
Replace the sensor.
YES
1) Replacing the stack processing motor.
2) Replace the finisher controller PC board.
[Procedure 2]
Does the bushing attached to the returning roller shaft smoothly move up and down?
|
È
NO
Æ
Apply grease on the cut-out part of the front side frame where the bushing con-
tacts.
YES
Is the spring of the returning roller detached?
È
YES
Æ
Attach the spring.
NO
Is the tension of the stack processing motor drive belt normal?
È
NO
Æ
Loosen the adjustment screw to adjust its tension.
YES
Is the returning roller home position sensor (S3) working properly?
È
NO
Æ
Replace the sensor.
YES
1) Replace the stack delivery motor.
2) Replace the finisher controller PC board.