Toshiba e-STUDIO520 Service Handbook page 348

During replacement, coat the oil seal with grease (Alvania 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.
Mixer Shaft
Apply a coating of grease (Alvania No.2) to the entire periphery of the mixer shaft before attaching the
bearing.
e-STUDIO520/523/600/603/720/723/850/853
PREVENTIVE MAINTENANCE (PM)
Mixer Shaft
Fig. 4-21
4 - 26
Grease
Inside
Fig. 4-20
Bearing
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Developer frame
( Nozzle mixer )
Outside
Oil seal