e-STUDIO2006/2306/2506/2007/2307/2507/2303A/2303AM/2803AM/2309A/2809A
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PREVENTIVE MAINTENANCE (PM)
7 - 22
<23LA/23LM/28LM/23HA/28HA>
* i1. Developer material
Make sure to perform “05-2390” and take off the process unit before the developer
material is replaced.
After replacing the developer material, be sure to perform the auto-toner adjustment.
P. 6-2 "6.2 Adjustment of Auto-Toner Sensor"
* i2. Oil seal (Developer unit)
Mixer unit (Shafts of mixers-1, -2) 4 pcs.
Note:
Lubricate the oil seal only when the oil seal is replaced.
Remarks:
Values under “Replacement” indicate the replacement cycle for the 23LA/23LM/28LM, 23HA /
28HA.
During replacement, coat the oil seal with grease (Alvanian No.2).
Items to check Cleaning Lubrication
Replacement
Operation
check
Parts list
<P-I>
Remarks
x1,000
sheets
x1,000
drive
count
I1 Whole developer unit B 16-1
I2 Developer material 59/64 115 16-3
16-4
*i1
I3 Front shield B R 16-23
I4 Oil seal (4 pcs.) AV 16-2 *i2
I5 Side shield B R 16-1
(1) Push in a new oil seal parallel to the
mounting hole section of the developer
frame or outside of the holder.
* Pay attention to the direction in which the
oil seal is attached. (Refer to Fig. 7-17)
(2) Apply an even coat of grease to the inside
of the oil seal.
• Amount: About two small drops
(3) Wipe off any grease the exudes from the
inside.
Fig. 7-19
Outside
Inside
Developer frame
(Nozzle mixer)
Grease
Oil seal
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