Toner Cleaning Inside Developer Ducts; Developer Unit - Kyocera TASKalfa 4500i Service Manual

(5) Toner cleaning inside developer ducts

Developer unit

Procedure
1. Remove the developer unit
(see page 1-5-28).
2. Remove the developer cooling ducts
from the developer unit by releasing
four hooks at the top and six hooks at
the bottom.
3. Remove toner inside the cooling ducts
using a vacuum cleaner.
4. And then refit all the removed parts.
*: When refitting the developer cooling
duct, first insert the positioning pin (at
the back, 1) and hook the hooks in posi-
tion.
Machine
Procedure
1. Remove the developer unit and the
drum unit (see page 1-5-28,1-5-29).
2. Pull out the paper conveying unit.
3. Remove the two screws holding the
feed guide plate.
4. Clean the back of the paper conveying
plate.
5. Check that the toner outlet, to which the
cooling duct is joined in the developer
unit, is not clogged with toner.
6. Remove toner accumulated in the duct
by a vacuum cleaner via the toner out-
let.
7. Refit all the removed parts.
Developer unit
Developer cooling duct
1-5-32
2LL/2LJ/2LH-2
Hooks
Figure 1-5-54
Positioning pin
Figure 1-5-55
Toner exhaust port
Paper conveying plate
Screw
Figure 1-5-56
Hooks
Screw