Cleaning - Ricoh FT4480 Field Service Manual

- Transfer and S e p a r a t i o n -
1. The corona wires should be cleaned with a dry cloth.
2. While the drum stay is out and the drum is installed on the drum
guide, do not lift up the corona unit. (The corona casing will knock
against the drum.)

- Cleaning -

1. When servicing, be careful not to damage the edge of the cleaning
blade.
2. Do not touch the cleaning brush with your bare hands.
Before pulling out the cleaning unit, place a sheet of paper under it to
3.
catch falling toner.
4. Be careful not to damage the drum with the pick-off pawls when
pulling out or inserting the cleaning unit.
When installing the toner collection bottle cover, be sure that the
5.
hooks of the transport plate are positioned underneath the bottle
cover.
After replacing the cleaning solenoid, adjust the position of the
6.
cleaning solenoid.
- Fusing -
1. When removing the
the silicone oil does
2. After replacing the
silicone oil.
3. Be careful not to damage the edge of the hot roller strippers or their
tension springs.
4. Do not touch the fusing lamp with bare hands.
5. Be sure that the fusing lamp is not in contact with the inner surface
of the hot roller.
6. Be sure that the oil end sensor contacts the bottom of the oil tank.
When the paper creasing occur,
7.
guide plate or fusing pressure.
fusing unit, keep it in an up-right position so that
not spill.
oil blade and oil supply pad, prime them with
adjust the position of the entrance
2-17
15 MARCH 1987