Faulty Swing Motor (Related To Pi18); Faulty Swing Motor (Related To Ms3) - Sharp AR-FN8 Service Manual

12. Faulty swing motor (related to PI18)

Cause
Swinging mechanism
Swing guide open sensor
(PI18)
Swing motor (M7)
Finisher controller PCB

13. Faulty swing motor (related to MS3)

Cause
Safety range switch
(MS3)
Swing guide closed
detection switch 2 (MS6)
Finisher controller PCB
Step Checks
1 Turn the delivery motor in
reverse by hand. Does the
swing guide move up and
down?
2 Is the swing guide open
sensor normal?
3 Does the swing motor rotate
in reverse at a specific timing?
Step Checks
1 Check the safety range switch.
Is the switch normal?
2 Is the safety range detection
switch pressed correctly?
3 Check the swing guide closed
detection switch 2. Is the
switch normal?
4 Is the swing guide closed
detection switch 2 pressed
correctly?
CHAPTER 7 TROUBLESHOOTING
Yes/No
No Correct the swinging
mechanism.
No Replace the sensor.
No Replace the motor.
Yes Replace the finisher
controller PCB.
Yes/No
No Replace the switch.
No Correct mechanical
operation.
No Replace the switch.
No Correct mechanical
operation.
Yes Replace the finisher
controller PCB.
Action
Action
7-37