Troubleshooting - Jenn-Air JMW2330 Use & Care Manual

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 blown, or has the circuit breaker
tripped?
Replace the fuse or reset the circuit breaker. If the problem
continues, call an electrician.
Is the microwave wired properly?
See Installation Instructions.
Microwave 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 Button Lock set?
See "Button Lock" in the "Setup Menu" section.
On combination oven models, is the lower oven self-
cleaning?
The upper oven will not work during the lower oven Self-
Cleaning Cycle.
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 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 clean turntable support and
rollers. 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.
Turntable rotates both directions
• This is normal and depends on motor rotation at beginning of
cycle.
Turntable continues to rotate after cooking cycle is
complete
• This is normal and allows for proper cooling of the microwave
oven. The turntable, microwave oven light and cooling fan will
continue to run until the microwave door is opened or Cancel
is pressed.
No microwave energy is used after the cycle is completed
and the control will display "Cooking Complete" with options
for Keep Warm or Add 30 seconds.
Display shows time countdown, but is not operating
• Is the Kitchen Timer in use?
See "Kitchen Timer" in the "Setup Menu" section.
Tones are not sounding
• Are tones disabled?
See "Sound" in the "Setup Menu" section.
Smoke is coming from oven vent during broiling or
grilling (on some models)
• Some smoke is normal and occurs just as in conventional
crisping.
Sparking during broiling or grilling (on some models)
• This is normal and occurs as fat burns off from past cooking.
Sparking will stop once fat is completely burned off.
Cooking times seem too long
Are large amounts of food being heated?
Larger amounts of food need longer cooking times.
Is the incoming voltage less than that specified in the
"Built-In Microwave Oven Safety" section
OR
Is the incoming voltage less than that specified in the
"Electrical Requirements" section?
Have a qualified electrician check the electrical system of the
house.
Radio or TV Interference
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.
Are the microwave oven door and sealing surfaces clean?
Make sure these areas are clean.
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