Canon DADF-AG1, Service Manual

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Technology > Work of service (DADF) > Periodic Servicing
Technology > Work of service (DADF) > Periodic Servicing
Work of service (DADF)
When replacing the parts
This machine has the following adjustment items. Carry out each adjustment after replacing
the relevant parts.
Adjustment type Parts to replace Remarks Reference
Height adjustment Hinge Refer to page 5-3
Perpendicularity adjustment Hinge Refer to page 5-6
Reading position adjustment Platen roller Refer to page 5-7
Side registration adjustment - During installation only Refer to page 5-8
Trailing edge registration
adjustment
- During installation only Refer to page 5-8
Magnification adjustment Motor/roller Refer to page 5-9
White level position adjustment Platen roller Refer to page 5-9
Caution:
Carry out all the above adjustments after removing the DADF from the reader unit.
T-2-8
Periodic Servicing
When the parts are reaching the expected service life, perform the parts replacement or
cleaning etc if needed.
Item Part name Expected
service life
Operation
Periodically replaced
parts
No - -
Durables parts Pickup roller unit 80,000
sheets
Replacement
Separation pad
Stamp
7,000 times
Feed guide (dust collection
tape)
40,000
sheets
Periodically serviced
parts
Pickup roller unit 40,000
sheets
Cleaning
Separation pad
Upper registration roller
Lower registration roller
Upper delivery reversal roller
Lower delivery reversal roller
Various rollers/driven rollers
Various scrapers
ADF height adjustment
40,000
sheets
Adjustment
T-2-9