Canon DR-4010C User Manual page 77

Chapter 4 Maintenance
2
Insert a finger of each hand into the grooves on both ends of the roller cover and remove the
cover.
3
Move the roller lock lever down and forward (a,) and then slide it to the right (b.)
4
Shift the retard roller to the right to remove it.
Attaching the Retard Roller
1
Position the retard roller so the notch in the roller is facing the scanner's shaft.
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