Canon IMAGEFORMULA CR-190I Instructions Manual page 46

Spin the rollers while wiping them clean with a firmly wrung
cloth dampened with water or a mild detergent.
There are 26 roller positions, as shown in the diagram below.
NOTE
• Use cotton swabs to clean the rollers in locations that are too narrow for
your fingers.
• Roller in position c is turned by the roller in position a. Turn the roller in
position a to wipe the rollers.
• Rollers in positions h, j, and l are turned by the roller in position k.
Turn the roller in position k to wipe the rollers.
• Rollers in positions u to z are turned by the roller in position m. Turn the
roller in position m to wipe the rollers.
• Rollers in positions a to c are replaceable. (See "Replacing the Rollers,"
on p. 53.)
46
Use cotton swabs that are commercially available to clean the
entire scanning glass.
Scanning Glass
Close the Back Maintenance Cover.