2.9.8 Replacing the thermofuse and thermistor
PM cycle: Clean the thermistor every
400K.
1. Turn off the main switch, and open the front door.
2. Slide out the fusing unit.
3. Remove the upper two plated screws from the left
side of the unit. Remove the heat insulating cover
with the oil supply unit.
4. Remove the thermofuse and thermistor and their
associated brackets (2 screws each).
5. To replace them, remove the thermofuse or
thermistor from the bracket.
6. Reassemble in reverse order.
CAUTION
• The harness should not be in contact with
the fusing roller or catch in the bracket
when assembled.
• The thermistor should be in contact with
the fusing roller when assembled.
• The thermofuse should have a clearance of
about 0.9 mm against the fusing roller.
Temperature fuse
Thermistor
Thermofuse
Fuse fitting screw
Thermistor
Thermistor fitting screw
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