Read Sharp AR-M550 (serv.man13) Service Manual online
AR-M550/M620 DETAILS OF EACH SECTION 6 - 151
a-5. Dehumidifier heater relay PWB
1) Remove the rear cabinet. (See “a-1. AC power PWB” in this sec-
tion)
2) Disconnect the connector and remove the supporter. Remove the
dehumidifier heater relay PWB.
a-6. DC sub power PWB
1) Remove the paper exit tray cabinet.
2) Disconnect the connector and remove the supporter. Remove the
DC sub power PWB.
a-7. High voltage PWB (MC/DV/TC)
1) Remove the rear cabinet. (See “a-1. AC power PWB” in this sec-
tion)
2) Disconnect the connector and remove the earth terminal. Remove
the high voltage PWB.
12. Fan motors
A. Maintenance and parts replacement
(1) Maintenance and parts replacement
(Replacement parts)
a-1. Developing cooling fan motor
1) Remove the rear cabinet.
2) Disconnect the connector and remove the harness clamp. Remove
the DV fan unit.
No.
Unit
Parts
a
1
Developing cooling fan motor
2
Paper cooling fan motor 2
3
Fusing cooling fan motor 2
4
Process exhaust fan motor 5
5
Process exhaust fan motor 4
6
Process exhaust fan motor 1
7
Process exhaust fan motor 2
8
Process exhaust fan motor 3
a-1
a-2
a-4
a-5
a-3
a-8
a-7
a-6
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