Read Sharp AR-810 (serv.man16) Service Manual online
AR-651/810 DEVELOPER UNIT 12 - 20
(4) Remove the gear and 1 E-ring and take off the
front side paddle bushing.
(5) If necessary, replace the oil seal that is
pressed in the paddle bushing.
(6) Pull out the paddle.
* Procedure for replacing an oil seal:
Page 12-20
<<Procedure for replacing an oil seal>>
In the developer unit, the oil seals are used at the
following 9 places.
• Rear side of the upper and lower developer
sleeves (1pc. for each)
• Front side transport sleeve (1pc.)
• Rear and front sides of the mixer (2pcs. for
each)
• Rear and front sides of the paddle (1pc. for
each)
An oil seal is replaced by the following steps.
1. Take off the oil seal by hooking out its inside
with a fine driver and such.
2. Push in a new oil seal parallel to the frame,
bushing and so on with paying attention to its
direction (as shown by the right figure).
3. Spread the grease (Albania No.2; about
2-rice-grain’s amount) all round the inside
diameter.
Note: Wipe off the grease which has run off to the
inner side of the oil seal.
E-ring
Paddle bushing
Inside
Outside
Grease
Oil seal
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