Service manual

6.8 PTL FILTER CLEANING AND REPLACEMENT
1. Lower the T&S corona unit and remove the following units from
the copier:
Black (and color) development unit/Cleaning unit/Charge corona
unit / Drum unit
2. While holding the tab [A] of the PTL top mylar [B], bend the mylar
and unhook the front side of the mylar from the hook [C], then
from the rear side.
3. Remove the PTL filter assembly from the drum side.
4. Clean the PTL filter [D] with a blower brush and a dry cloth.
Discharge static electricity on the filter by touching it with your
finger.
5. Reinstall the PTL filter assembly in the copier.
NOTE: a) Make sure that the PTL lower mylar [E] is positioned
under the pre-transfer lamp [F].
b) Slide the top mylar towards the front and the rear to
make sure that the front and rear sides of the PTL top
mylar are positioned correctly in the hooks. If the mylar
edge of the tab side is wavy, the position is incorrect.
[F]
[D]
[E]
[B]
[A]
[C]
FSM 5-59 FT5733/5433