AR-M550/M620/M700 DETAILS OF EACH SECTION 6 - 33
d. Vertical transport upper unit
1) Open the left door.
2) Remove the resist roller unit.
3) Disconnect the connector, and remove the vertical transport upper
unit.
d-1. Transport roller 13 (Drive)
1) Remove the upper transport fulcrum plate holder, and remove the
vertical transport upper open/close PG.
2) Remove the open/close PG earth, and remove the drive connec-
tion stopper screw and the bearing.
3) Remove the upper PG holding plate.
4) Remove the vertical transport upper PG.
5) Remove the transport roller 13 (Drive).
d-2. Transport sensor
1) Remove the vertical transport unit. (See “d. Vertical transport
upper unit”)
2) Check the sensors.
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