Ricoh FT5233 Service Manual page 294

AROUND THE DRUM
6. Install new corona wires with the damper rings on the corona unit.
NOTE: a) Set the big eyelet [G] of the corona wire in the rear hook [H],
then set the front end with the tension spring. The spring
should be positioned at the bottom part of the hooking pole [I].
b) Do not touch the corona wire with oily bare hands. Oil stains
may cause white bands on copies.
c) Do not bend or scratch the wire to avoid any uneven charge.
d) Make sure that the damper rings are correctly positioned in the
front end block as shown.
e) Make sure that the corona wires are correctly positioned in
both the front and rear end blocks as shown.
f) Do not change the corona wire height by turning the wire height
adjustment screw.
7. Install the front and rear end block covers and set the wire cleaner.
NOTE: a) Do not secure the plastic screw [J] for the front end block
cover too tight. Otherwise, it may be damaged when removing
it.
b) Make sure that the corona wires are correctly positioned
between the cleaner pads.
5-64
12 February 1992