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7 .3.4 Control Fan (CTFAN)
Tools
Phillips Screwdriver #1, #2
Disassembly Procedures
1.
Remove the side cover (LU). (See the item 7.1.1.)
2.
Remove the side cover (L). (See the item 7.1.2.)
3.
Remove the top cover. (See the item 7.1.4.)
4.
Remove the set screw ST3 6 (3 pcs.), and shield cover
(upper).
5.
Disconnect all the fan motor harness connectors.
6.
Remove the set screw ST3 6 (2 pcs.) of fan case
assembly.
7.
Remove the fan motor from the fan case assembly.
Assembly Procedures
1.
Install a new fan motor to the fan case.
2.
Install the fan duct assembly to the main body.
3.
After the above , follow exactly the reverse order of
disassembling procedures.
4.
Upon completion of the installation, connect the power
supply cable.
5.
Turn the power supply switch ON.
6.
Execute the test print in Service Mode.
7.
Confirm the operation and print quality.
Controller Fan
Interlock Switch
Fan Case
(Front)
Replacement Procedures for Maintenance Parts
Fan Motor
149
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