Maytag ACM0720AB Service Manual page 20

Troubleshooting Procedures
Trouble 4: Oven operates with little or no heat when operating.
Output
performance
is low.
16026268
Check the
power source
voltage.
Disconnect wire
leads from relay
RY2 and verify
on and off times.
Measure the
output power.
Decrease in
Lower than
power supply
90% of rated
voltage under
voltage.
Normal
Failed
Abnormal
printed circuit
board.
Normal
Abnormal
20
Customer must
contact local
power company
load.
or qualified
electrician.
Replace
printed circuit
board.
Replace
Failed
magnetron.
magnetron.
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