Open the front cover of the right unit.
Pull down the lever C2 and pull out the right drawer until it stops.
Remove the four screws and then remove the cover plate.
Remove the dust catcher.
Use a clean dry cloth to remove any dust remaining in the dust catcher.
Reattach the dust catcher.
Reattach the cover plate with the four screws.
Push the right drawer into the main unit until it stops, and then pull up the lever C2.
Open the plates.
Clean the rollers, sensors, and guide plates.
Close the plates opened in Step 9.
Close the front covers.