Front Bearings Of Mixers; Color Auto-Toner Sensor - Toshiba e-STUDIO281c Service Handbook

Multifunctional digital color systems

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During replacement, coat the oil seal with grease (Alvania No.2).

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.)

Apply an even coat of grease to the inside of

the oil seal.

Amount: About two small drops

Wipe off any grease exuded from the inside.

Front bearings of mixers

When exchanging the oil seals (rear side of mixer-1 and -2) replace the front bearings of

mixer-1 and -2 at the same time. Since the oil seal is attached to the front bearings of

mixer-1 and -2, apply grease when replacing them referring to *i2, j2.

Clean the color auto-toner sensor as follows:

1) Pull the sensor case of the color auto-toner sensor unit toward you, then remove 1

screw to take off the sensor shutter. Clean the surface of the sensor with a cotton swab

or soft cloth with sufficient alcohol filled in.

Color auto-toner sensor

2) Clean the reference plate of the sensor shutter by blowing off the toner dust with the

blower brush or the air spray cleaner etc.

e-STUDIO281c/351c/451c

PREVENTIVE MAINTENANCE (PM)

Sensor shutter

Developer frame

(Nozzle mixer)

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E-studio351c E-studio451c