M Series Wall Oven
M Series Wall Oven
Troubleshooting
4-10
#824974 - Revision C - November, 2016
0931
0932
0A31
0A32
0B31
0B32
1021
1022
1121
1122
1231
1232
1321
1322
3
3
3
3
3
3
2
2
2
2
3
3
2
2
Upper right convection fan triac
shorted
Lower right convection fan triac
shorted
Upper left convection fan triac
shorted
Lower left convection fan triac
shorted
Upper cooling fan triac shorted
Lower cooling fan triac shorted
Upper bake element relay open
Lower bake element relay open
Upper right convection element
relay open
Lower right convection element
relay open
Upper bake element DLB open
Lower bake element DLB open
Upper broil element relay open
Lower broil element relay open
Back pin J5-4 and test for
voltage to ground with con-
vection fan off.
Back pin J6-5 and test for
voltage to ground with con-
vection fan off.
Back pin J5-5 and test for
voltage to ground with con-
vection fan off.
Back pin J6-6 and test for
voltage to ground with con-
vection fan off.
Back pin J5-6 and test for
voltage to ground with cooling
fan off.
Back pin J6-7 and test for
voltage to ground with cooling
fan off.
Back pin P1-1 and test for
voltage to ground with bake
element energized.
Back pin P5-1 and test for
voltage to ground with bake
element energized.
Back pin P1-6 and test for
voltage to ground with right
convection element ener-
gized.
Back pin P5-6 and test for
voltage to ground with right
convection element ener-
gized.
P2 - Dual DLB relay. Unable
to test.
P5 - Dual DLB relay. Unable
to test.
Back pin P3-1 and test for
voltage to ground with broil
element energized.
Back pin P7-1 and test for
voltage to ground with broil
element energized.
See Procedure D.
See Procedure D.
See Procedure D.
See Procedure D.
See Procedure D.
See Procedure D.
If no voltage, replace the
relay board.
If no voltage, replace the
relay board.
If no voltage, replace the
relay board.
If no voltage, replace the
relay board.
See Procedure A.
NOTE: Redundant DLB -
can't test individually.
See Procedure A.
NOTE: Redundant DLB -
can't test individually.
If no voltage, replace the
relay board.
If no voltage, replace the
relay board.
Fault
Priority
Fault Message Test
Action
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