AR-M550/M620/M700 DETAILS OF EACH SECTION 6 - 137
2) Remove the flywheel.
3) Disconnect the connector, and remove the OPC drum motor (A)
and the developing motor (B).
[Paper feed/paper transport drive section]
(Replacement parts)
a. Main drive unit
1) Remove the resist roller unit. (See “2. Paper feed, paper transport,
duplex, and paper exit reverse sections” “(Vertical paper transport
section 2)”, “a. Resist roller unit”)
2) Remove the flywheel. (See “b-1. OPC drum motor” in this section
(a. Drum drive unit))
3) Remove the main motor. (See “a-1. Main motor” in this section)
4) Disconnect the connector, and remove the eternal outfit mounting
plate.
5) Remove the plastic E-ring, the belt holding sheet, the belt, and the
pulley. Remove the joint plate.
∗ When installing, be careful of the direction of the belt holding sheet.
6) Disconnect the connector, and remove the main drive unit.
∗ Remove the screw which was indicated with the arrow mark.
No. Unit Parts
a Main drive unit 1 Resist roller front drive motor
2 Resist roller clutch
b Other 1 Main motor
A
B
b-1
a-1
a
a-2
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