Developer Unit (K, Y, M, And C) - Toshiba e-STUDIO2820C Service Handbook

5.5.8

Developer unit (K, Y, M, and C)

H8
H9
H3
H6
Items to check
H1 Whole developer unit
H2 Developer unit drive section
H3 Developer material
H4 Front shield (unified with the
doctor blade)
H5 Side sheel (front, rear)
H6 Oil seal
H7 Auto-toner sensor
H8 Developer filter
H9 Developer unit upper cover
* H3: Developer material
After replacing the developer material, be sure to perform the auto-toner adjustment and then
image quality control initialization.
P.3-3 "3.1.2 Adjustment of the Auto-Toner Sensor"
P.3-5 "3.1.3 Performing Image Quality Control"
* H6: Oil seal
During replacement, coat the oil seal with grease (Alvania No.2) following the procedure below.
Also, when the developer sleeve or mixer is disassembled, clean the shaft and oil seal before
coating the oil seal with grease.
Developer sleeve
Mixer
e-STUDIO2820C/2830C/3520C/3530C/4520C
PREVENTIVE MAINTENANCE (PM)
H6
H1
H4
H5
Cleaning
B
B
B
B
B
2 pc.
4 pc.
H5
H6
Fig. 5-19
Lubri- Replacement
cation/
(x 1,000
Coat-
sheets)
ing
W1
56/70/70
(56/56/70)
R
R
AV R
56/70/70
(56/56/70)
© 2008 TOSHIBA TEC CORPORATION All rights reserved
5 - 20
H2
H2
Opera-
tion
(x 1,000 drive
check
counts)
125
R
R
R
125
Parts
list
<P-I>
38-26
38-27
38-28
38-2
38-3
38-31
38-40
38-25