Installation & Maintenance Instruction
CET Group Co., Ltd.
www.cetgroupco.com
Kyocera DK-5230/5231 Drum Unit Rebuild Instructions – English
(Also see video)
Tools and materials needed to rebuild the drum unit
PH#2 screwdriver
Small flat bit screwdriver
Awl
Tweezers
Toner vacuum cleaner
Lint free cloth
Cotton swabs
Conductive grease
Two paper clips
CET501010 drum unit rebuild kit containing an OPC drum, primary charge roller (PCR) and
cleaning blade
Step Instructions
1.
Drum Unit rebuild instructions for
Kyocera DK-5230/5231 for models ECOSYS P5021cdn/cdw, P5026cdn/cdw, M5521cdn/cdw,
M5526cdn/cdw) using the CET
CET501010
Drum Rebuild Kit
2.
Remove the spring that goes between
the flat portion of the drum axle and the grey handle.
3.
Release the drum axle locking tab with an awl (t
he locking tab is located behind the spring and the grey
handle)
, then push the end of the drum axle a bit to get it out of the opening in the grey handle
4.
Remove the grey handle
5.
Pull out the drum axle from the opposite end you were working on
6.
Remove the OPC drum, sliding out the tab on the spring hub
7.
Remove the spring hub
8.
Remove the drive hub using a tweezers
9.
Remove the OPC drum drive gear from the old OPC drum
10.
Pry off the PCR from the white PCR saddle using a small flat bit screwdriver
11.
Remove the PCR
12.
Remove the PCR saddles with their springs using a tweezers
13.
Remove the two screws holding the cleaning blade using a PH#2 screwdriver
14.
Remove the cleaning blade using a small flat bit screwdriver to help pry it off.
Lift the cleaning blade on
non-gear
side first in order not to break the plastic boss – see below.
