Oki 4M User Manual
Page 50
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3.3.9
Heat Assy
This section explains how to dismount the heat assy and parts in the assy.
<Dismounting the heat assy>
(1) Dismount the upper cover assy. (See Section 3.3.4.)
(2) Dismount the high-voltage power supply board. (See Section 3.3.5.)
(3) Remove two screws
1
, disconnect connector
2
, and dismount heat assy
3
.
<Dismounting parts in heat assy>
(4) Dismount heat separator
D
.
(5) Remove screw
4
and dismount terminal plate
6
. (Handle heat assy
3
carefully because
Halogen lamp
7
comes off.)
(6) Turn left and right heat bearings
8
in the arrow direction to unlock. Then, dismount Halogen
lamp
7
, heat bearing
8
, heat roller
9
, and heat gear
C
together. (Take care not to drop
Halogen lamp
7
.)
(7) Dismount thermistor
0
.
(8) Dismount the clamp, then thermostat
A
, heat contact
B
, and heat cord
5
together.
(9) Dismount heat contact
B
and heat cord
5
from thermostat
A
.
Caution: Take care not to bend the claw when dismounting heat bearing
8
.