Canon imageRUNNER ADVANCE DX 4700 Series Service Manual page 78

Canon
Table 28 – Periodic Maintenance List – Single Pass DADF-C1
Post-Separation Sensor
Registration Roller
Lead Rollers 1, 2, and 3
Delivery Roller
Pullout Roller
Rollers/Slave Roller
Original Tray Sensor
Double Feed Sensor (Light
Emitting Side)
Double Feed Sensor (Light
Receiving Side)
Height of DADF
Table 29 – Periodic Maintenance List – DADF-BA1
ADF Pickup Roller Unit
(Contains the Pickup Roller
and Feed Roller)
Separation Roller
Registration Roller
Pickup Roller
Retard Roller
Feed Guide/Rib
Delivery Roller/Rib
Rollers/Slave Rollers
Scrapers
Height of DADF
imageRUNNER ADVANCE DX 4700 Series Service Guide
Revision 7
imageRUNNER ADVANCE DX 4700 Series Service Guide
Maintenance Interval
Item
Maintenance Interval
Item
As Needed
Clean
Clean
Clean
Clean
Wipe with a dry, lint-free cloth. If the
Clean dirt does not come off, wipe with
alcohol.
Clean
Clean
Clean
Clean
Adjust
As Needed
Clean
Clean
Clean
Clean
Wipe with a tightly wrung-out cloth
with water or a neutral detergent.
Clean
Then, wipe with a dry, lint-free cloth.
Clean
Clean
Clean
Clean
Adjust
Remarks
Remarks
September 2022
Page 71