Ricoh FT4480 Field Service Manual page 113

15 MARCH 1987
- FUSING PRESSURE ADJUSTMENT -
1. Remove the fusing unit.
2. Remove the fusing unit cover (2 screws).
3. Remove the fusing unit knob (1 screw).
4. Remove the oil pump mechanism along with the oil tank (2 screws, 1
connector).
5. Move the pressure springs [A]
following table.)
Setting
1
2
3
NOTE: Position the front and rear springs in the same position.
Fusing Pressure
16.0 kg
19.6 kg * Factory Setting
20.4 kg
3-62
to the desired position. (See the