
27
RS2220001 Rev. 2
Troubleshooting
Ovens with Extended Memory Board.
Ovens without Extended Memory Board.
Initial Power Up
Connect Power Cord (Door Closed)
5 to 10 Seconds
5 to 10 Seconds
Yes
Proceed to "Stand-By" Condition
No power applied to oven power cord.
Blown oven fuse (check interlock switch
module operation, monitor test).
Inoperative cavity thermal cut out.
Inoperative low voltage circuit board.
Inoperative high voltage circuit board.
Broken or improper wire connections.
1.
2.
3.
4.
5.
6.
No
Error Code Appears?
No
Refer to Display Diagnostics page 21.
Yes
Inoperative interlock switch module,
contacts 4 & 5.
Inoperative high voltage circuit board.
Inoperative extended memory board.
Broken or improper wire connections.
1.
2.
3.
4.
No