Sharp AR-M550U - Waste Toner Pipe Lock Detector; Process Humidity Sensor; OPC Drum Motor; Developing Motor

: Feb. 6 2004
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AR-M550/M620/M700 DETAILS OF EACH SECTION 6 - 136
a-1. Waste toner pipe lock detector
1) Remove the developing unit and the process unit.
2) Remove the OPC drum motor and the developing motor. (See “b-
1. OPC drum motor” and “b-2. Developing motor” in this section)
3) Remove the drum drive unit. (See “a. Drum drive unit” in this sec-
tion)
4) Disconnect the connector, and remove the waste toner pipe lock
detector.
a-2. Process humidity sensor
1) Remove the developing unit. (See “a. Developing unit” in the
“[Developer tank section]”)
2) Remove the process unit. (See “a. Process unit” in the “[OPC drum
section]”)
3) Remove the OPC drum motor and the developing motor. (See “b-
1. OPC drum motor” in this section)
4) Remove the drum drive unit. (See “a. Drum drive unit” in this sec-
tion)
5) Remove the drum earth plate. Remove the set screw and the fly-
wheel joint. Remove the E-ring.
6) Disconnect the connector, and remove the drum drive frame.
7) Remove the parts.
8) Disconnect the connector, and remove the sensor plate.
9) Remove the process humidity sensor.
b-1. OPC drum motor
b-2. Developing motor
1) Remove the rear cabinet.
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