3
Remove the spring and auxiliary roller.
4
Remove the PS roller. Loosen the set screw.
5
Remove the front frame-side gear and remove the bearing.
6
Remove the PS roller.
5. Fusing unit
(1) Upper and lower heat rollers
1
Remove the fusing cover and remove the front and rear heater
lamp harness connectors.
2
Remove the thermistor connector and thermostat connector.
3
Remove lamp holder unit. Remove the heater lamp.
4
Displace the pressure spring lever and release the fusing pres-
sure.
5
Remove the screws securing the upper and lower units.
6
Open the fusing unit.
7
Remove the upper heat roller assembly.
8
Open the lower pawl fitting plate assembly.
9
Remove the lower heat roller assembly.
[Note for reinstalling upper and lower heat rollers]
When reinstalling the lower heat roller, hook the pawl on the lower
pawl fitting plate before closing it. Return it in the document position
after closing.
Spring
PS clutch
Auxiliary roller
PS roller
Spring
Heater lamp harness
Fusing cover
Lamp holder unit
Heater lamp
Pressure
spring lever
Screw
Open fusing unit
Upper heat roller
Gear iead edge(tapered)
(Note) The gear is tapered
to identify the upper heat
roller from the othe models.
Lower heat roller
Lower pawl fitting
plate assembly
7 – 5