3.13. Fuser Unit

Before performing the following steps, remove the upper Exit Roller Holder ( see Section 3.12 ).
(1) Disconnect connector CN007 on the Engine Control Board.
(2) Disconnect the connector CN202 from the Power Supply
Unit.
(3) Disconnect the connector CN407 from the Relay Board (B).
(4) Remove the 4 screws.
(5) Remove the Fuser Unit.

3.13.1. Fuser Unit Disassembly

(1) Remove the Lower Exit Roller Gear.
(2) Remove the 2 black screws.
(3) Separate the Heat Roller Holder from the Fuser Unit Base.
(4) Remove the Pressure Roller, 2 bushings, 2 springs and
Lower Exit Roller from the Heat Roller Holder.
(5) If necessary, remove the Pinch Rollers and Cleaning
Rollers.
Caution:
· When reinstalling the Pinch Roller and Spring,
the spring hook is attached upward to prevent
any damage to the printing media as shown
following figure.
· When reinstalling the Cleaning Roller and
Spring, the spring hook is attached downward
and the cut edge of the cleaning roller is located
as shown following figure to prevent any
damage to the Pressure Roller.
42
KX-P7105 / KX-P7110