FS-9120DN/9520DN
1-6-20
(4) Detaching and refitting the fuser heater M and S
Follow the procedure below to replace the fixing heater M and S.
Procedure
1. Remove the fuser unit (see page 1-6-18).
2. Remove the upper fuser cover (see page 1-6-
18).
3. Remove the screw on the front of the fuser
unit thermostat and two screws on the rear of
the fuser unit.
Figure 1-6-41
4. Pull out the fuser heater M and S from the
fuser unit.
Figure 1-6-42
5. Replace the fuser heater M and S, and refit
all the removed parts.
* When refitting the fuser heaters, take care
not to refit fuser heaters M and S to wrong
positions. Refit fuser heater M (black wire) to
the fuser unit housing with mark B and fuser
heater S (white wire) to the housing with mark
W.
Figure 1-6-43
Fuser unit thermostat
Screws
Fuser heater M
Fuser heater S
Fuser heater M
Fuser heater S
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