Ricoh FT8680 Service Manual page 277

AROUND THE DRUM
5.3 PTC WIRE REPLACEMENT
[A]
[E]
1. Open the front doors and remove the left inner cover.
2. Pull out the PTC unit.
3. Remove the front end block cover [A] and rear end block cover [B].
4. Unhook the tension spring [C] and remove the old corona wire [D].
5. Clean the corona casing and the end blocks.
6. Install the new corona wire with the damper ring [E].
NOTE: a) The position of the damper ring must be as shown in the figure.
b) Make sure that the wire is set in the grooves of the end blocks.
[D]
[E]
5-48
[B]
[C]
31 July 1995
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