Troubleshooting
M Series Wall Oven
M Series Wall Oven
4-9
#824974 - Revision C - November, 2016
0021
0022
0121
0122
0221
0222
0321
0322
0421
0422
0521
0522
0630
0731
0732
0821
0822
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
2
2
Bake element relay shorted
Bake element relay shorted
Upper right convection element
relay shorted
Lower right convection element
relay shorted
Upper bake element DLB shorted
Lower bake element DLB shorted
Upper broil element relay shorted
Lower broil element relay shorted
Upper left convection element relay
shorted
Lower left convection element relay
shorted
Upper broil element DLB shorted
Lower broil element DLB shorted
Auxiliary DLB shorted
Upper oven light triac shorted
Lower oven light triac shorted
Upper MDL relay shorted
Lower MDL relay shorted
Ohm P1-1 to P1-4.
Ohm P5-1 to P5-4.
Ohm P1-6 to P1-4.
Ohm P5-6 to P5-4.
P2 - Dual DLB relay. Unable
to test.
P6 - Dual DLB relay. Unable
to test.
Ohm P3-4 to P3-1.
Ohm P7-4 to P7-1.
Ohm P3-4 to P3-6.
Ohm P7-4 to P7-6.
P4 - Dual DLB relay. Unable
to test.
P8 - Dual DLB relay. Unable
to test.
Ohm J5-8 to J5-9.
Back pin J5-2 and test for
voltage to ground - lights off.
Back pin J6-2 and test for
voltage to ground - lights off.
Ohm J5-3 to J5-1.
Ohm J6-4 to J6-1
.
If continuity P1-1 to P1-4,
replace the relay board.
If continuity P5-1 to P5-4
replace relay board.
If continuity P1-6 to P1-4
replace relay board.
If continuity P5-6 to P5-4
replace relay board.
See Procedure A.
NOTE: Redundant DLB -
can't test individually.
See Procedure A.
NOTE: Redundant DLB -
can't test individually.
If continuity P3-4 to P3-1
replace relay board.
If continuity P7-4 to P7-1
replace relay board.
If continuity P3-4 to P3-6
replace relay board.
If continuity P7-4 to P7-6
replace relay board.
See Procedure A.
NOTE: Redundant DLB -
can't test individually
See Procedure A.
NOTE: Redundant DLB -
can't test individually.
If continuity replace the relay
board.
See Procedure D.
See Procedure D.
If continuity replace the relay
board.
If continuity replace the relay
board.
Relay Board Related Faults
Fault
Priority
Fault Message Test
Action
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