Transfer And Separation; Cleaning Unit; Pre-Transfer And Quenching Lamps - Ricoh FT5233 Service Manual

12 February 1992
1.7

TRANSFER AND SEPARATION

1. Clean the T&S corona unit casing with water then with alcohol if
necessary.
2. Clean the separation corona wire only with dry cloth as it is carbon coated.
3. Clean the end blocks with a blower brush and alcohol.
1.8

CLEANING UNIT

1. When servicing the cleaning unit, be careful not to damage the edge of
the cleaning blade.
2. Do not touch the cleaning brush with bare hands.
3. Before pulling out the cleaning unit, place a sheet of paper under it to
catch any toner falling from the unit.
4. Empty the used toner tank in the following cases:
a) At PM
b) When the used toner tank is filled more than half of its capacity. (Of
course it is better to do it at every visit.)
c) When an ID sensor abnormal condition happens. (Used toner tank
overflow cannot be detected.)
5. Perform the toner end counter clear (SP83) whenever the used toner tank
is emptied.
6. If the toner end counter (SP58) is cleared by accident (by SP83 or any
other reason), empty the used toner tank.
1.9

PRE-TRANSFER AND QUENCHING LAMPS

1. When removing the PTL filter to clean it, take out the drum unit first to
prevent any damage on the drum.
2. When reinstalling the PTL filter, make sure that the filter is correctly
positioned.
3. After cleaning the quenching lamp filter, rub it lightly with your finger to
discharge any static electricity on the filter.
4-5
SERVICE REMARKS