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18
TROUBLESHOOTING
Try the solutions suggested here first in order to avoid the
cost of an unnecessary service call.
Nothing will operate
■ Has a household fuse been blown or has the circuit
breaker been tripped?
Replace the fuse or reset the circuit.
■ Is the appliance wired properly?
See Installation Instructions.
Oven will not operate
■ Is the door completely closed?
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.
■ Is the magnetron working properly?
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 transformer in the
magnetron cycles on.
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. Put in 1 cup (250 mL) of water, then restart
oven. If still not working, call for service. See “Assistance or
Service” section. Do not operate the oven without turntable
and turntable support working properly.
Turntable rotates both 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 is not operating
■ Is the Timer in use?
See “Timer” section.
■ On some models, is the Demo Learning Mode in use?
See “Demo Learning Mode” section.
Tones are not sounding
■ Are tones turned off?
See “Tones” section.
Steam is coming from the vent grille
■ Some steam is normal.
Fan running slower than usual
■ The oven has been stored in a cold area. The fan will run
slower until the oven warms up to normal room temperature.
Cooking times seem too long
■ Is the cooking power set properly?
See “Cooking Power” section.
■ Are large amounts of food being heated?
Larger amounts of food need longer cooking times.
■ Is the incoming voltage less than specified in “Microwave
Oven Safety”?
Have a qualified electrician check the electrical system in the
home.
Radio or TV Interference
■ Is the microwave oven plugged into the same outlet?
Try a different outlet.
■ Is the radio or TV receiver near the microwave oven?
Move the receiver away from the microwave oven, or adjust
the radio or TV antenna.
■ Is the microwave oven door and sealing surfaces clean?
Make sure these areas are clean.