11. Flip the cassette section over and remove the noted screws

12. Lift off the cover

13. Flip the cassette section over and remove the noted screws.

15. Lift off the plate to expose the belt. You can now clean the belt with rubbing alcohol or replace it. Also clean the drive pulleys and motor pulley with alcohol.

Reverse sequence to reassemble.

14. Lift the base off to expose the drive wheels. Remove the 3 screws that hold on the cover plate (#1 Phillips).