Roland VersaEXPRESS RF-640 Service Notes page 111

Remove the Grit Encoder Board.
4
Remove the Grit Encoder Stopper.
5
Remove the Grit Encoder.
6
Make sure not to scratch or leave any fi ngerprints
on the Grit Encoder.
Remove the Oil Guard Stay.
7
Grit Encoder Board
Grit Encoder Stopper
Grit Encode
Oil Guard Stay
3-37
Screw