On R_D2-19 and R_D2-35 ovens, the cover for the electrical cabinet is removable to access the the recirculation fan motor other electrical components.
To remove the cabinet cover, first turn off and lock out power to the oven.
Turn off the disconnect on the front control panel and open front panel door.
Remove cabinet cover ground wire, and cabinet cooling fan wires.
Remove 4 screws from the back of the cabinet cover.
Remove 2 screws from inside lower front of cabinet cover.
Loosen two screws on inside top of cabinet. Note these screws are in keyholes so cabinet cover can easily be lifted off.
Lift off the cabinet cover.
With cabinet removed, the fan motor can be more easily serviced.