Canon DADF-AA1, Service Manual

Page: 89 / 110

Chapter 5
5-3
5.2.3 Periodical Servicing
5.2.3.1 Periodic Service Items
0024-7048
A:Cleaning B:Replacement C:Lubrication D:Adjustment E:Inspection
As for the user maintenance point as well, clean it at the time of the periodic maintenance.
Locations of the parts requiring periodic service are shown below.
F-5-4
Use only the specified solvents and oil.
Black streaks can appear due to the paper dust and other foreign particles on the rollers, scrapers, and other part. Clean these parts with care.
Illustration
No. Part name Periodic service Remarks
40000
sheets 80000
sheets
1
Pickup roller
A B
The number of document sheets that have been used for
the ADF actually can be checked in the service mode of
the host machine.
2 Separation pad A B
3 Separation roller A B COPIER>COUNTER>FEEDER>FEED
4 Upper registration roller A
5 Lower registration roller A
6 Feed guide (dust collection tape) B
7 7 Upper delivery reversal roller A
8 8 Lower delivery reversal roller A
Various rollers/driven rollers A
Various scrapers A
ADF height adjustment D
Stream reading glass (reader unit)
C
Apply silicon oil.
[5] [4]
[3] [2] [1]
[7]
[8]
[6]