Toshiba e-STUDIO350 Service Handbook page 424

* h2. Separation fingers for drum
The paper jam may be caused if the tip of the separation finger is damaged or deformed. If
there is any problem with it, replace the finger with a new one regardless of the number of
output pages which have been made.
If any mark which was made by the finger appears on the printed image, clean the tip of
the finger.
Notes:
1. Wipe the tip of the finger lightly with a dry cloth trying not to deform it.
Do not leave the lint on the tip.
2. Apply patting powder to the tip of the fingers and drum surface after replacing or cleaning
them to reduce the load on the drum surface by the finger.
* h3. Recovery blade
Replace the recovery blade regardless the number of output pages if the edge of the blade
get damaged.
* j1. Developer material
After replacing the developer material, be sure to perform the auto-toner adjustment.
( P. 3-1 "3.1 Adjustment of Auto-Toner Sensor")
* j2. Oil seal (Developer unit)
Mixer unit (Shafts of mixers-1 & -2)
Developer sleeve (Rear side shaft)
During replacement, coat the oil seal with grease (Alvanian No.2).
(1) Push in a new oil seal parallel to the mount-
ing hole section of the developer frame or
outside of the nozzle mixer.
* Pay attention to the direction in which the
oil seal is attached. (See figure on right.)
(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.
* k1. Separation fingers for fuser roller and pressure roller
The paper jam may be caused if the tip of the finger is damaged or deformed. If there is
any problem with it, replace the finger with a new one regardless of the number of output
pages which have been made. Do not damage the tip of the finger during the cleaning.
The finger may be damaged if the toner adhering to the tip of it is scraped off forcibly.
Replace the finger if the toner is sticking to it heavily.
e-STUDIO350/352/353/450/452/453
PREVENTIVE MAINTENANCE (PM)
4 pcs.
1 pc.
Inside
© 2003 - 2008 TOSHIBA TEC CORPORATION All rights reserved
4 - 24
04/05
Developer frame
(Nozzle mixer)
Outside
Grease
Oil seal
Fig. 4-21