Try the solutions suggested here first in order to avoid the cost of an unnecessary service call.
Nothing will operate
Has a household fuse blown, or has a circuit breaker
tripped?
Replace the fuse or reset the circuit.
Is the appliance wired properly?
See Installation Instructions provided with your microwave
oven.
Oven will not operate
Is the door completely closed?
Firmly close door.
Is a spacer (on some models) attached to the inside of the
door?
Remove spacer, then firmly close door.
Is the electronic oven control set correctly?
See "Microwave Oven Control" section.
On some models, is the Control Lock set?
See "Control Lock" section.
On some models, is the Demo Mode in use?
See "Demo Mode" section.
Is the magnetron working properly?
Try to heat 1 cup (250 mL) of cold water for 2 minutes at
100% cooking power. If water does not heat, call for service.
See "Assistance or Service" section.
Oven makes humming noise
This is normal and occurs when the power supply switches
the magnetron on and off.
Oven door looks wavy
This is normal and will not affect performance.
Turntable will not operate
Is the turntable properly in place?
Make sure turntable is correct side up and is sitting securely
on the turntable support.
Is the turntable support operating properly?
Remove turntable. Remove and replace turntable support.
Replace turntable. Place 1 cup (250 mL) of water on the
turntable, then restart oven. If it still is not working, call for
service. See "Assistance or Service" section. Do not operate
the oven without turntable and turntable support working
properly.
14
TROUBLESHOOTING
Turntable alternates directions
This is normal and depends on motor rotation at beginning of
cycle.
Display shows messages
Is the display showing ":"?
There has been a power failure or the clock time has been
turned off. See "Display" section to clear display. See "Clock"
section to reset the clock or to turn it on.
Is the display showing a letter followed by a number?
See "Display" section to clear. If it reappears, call for service.
See "Assistance or Service" section.
Display shows time countdown, but microwave oven is
not operating
On some models, is the Timer in use?
See "Timer" section.
On some models, is the Demo Mode in use?
See "Demo Mode" section.
Tones are not sounding
On some models, are tones turned off?
See "Tones" section.
Steam is coming from the vent grille
Some steam is normal.
Fan running slower than usual
Has the oven been stored in a cold area?
The fan will run slower until the oven warms up to normal
room temperature.