Oki 4W PLUS Printer User Manual


 
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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.