Ricoh FT4480 Field Service Manual page 109

15 MARCH 1987
- PRESSURE ROLLER REPLACEMENT -
1.
Remove the fusing unit and cover (2 screws).
2.
Remove the fusing unit knob [A] (1 screw).
3.
Remove any excess oil from the oil sump [B].
4.
Remove the oil pump mechanism [C] with the oil tank [D] (2 screws
and 1 connector).
5. Open and remove the fusing exit assembly [E] (1 E-ring, 1 connector,
and 2 springs).
6. Remove the oil pan [F] (4 screws and 4 hooks).
7. Remove the front pressure spring [G].
8. Remove the front pressure lever [H] (1
9. Lift up the upper part of the fusing
roller [I].
10. Install the bearings [J] on the new pressure roller.
E-ring).
unit and remove the pressure
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