2JN-2
1-5-6
Drum section
(1) Detaching and refitting the drum unit
Procedure
1. Remove the developing unit (See page 1-5-
29).
2. Remove the drum unit.
3. Check or replace the drum unit and refit all
the removed parts.
NOTE:
When the periodic maintenance (replacing
the maintenance kit, see page 2-4-4), per-
form following maintenance modes.
1. U251 Clearing the maintenance count (see
page 1-3-36)
2. U111 Clearing the drum drive time (see
page 1-3-30)
3. U130 Initial setting for the developing unit
(see page 1-3-31)
1-5-30
Drum unit
Figure 1-5-45