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 provided with your microwave oven.

Oven will not operate

Is the door completely closed? Firmly close door.

Is the electronic oven control set correctly? See “Microwave Oven Control” section.

Is the Child Lock set? See “Child 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 an “Oven Status” screen, with a letter/number code and instruction to inform KitchenAid? The oven has detected an internal problem. It has run a self- checking program and displayed the error. Call for service. See “Assistance or Service” section.

Display shows time countdown, but oven is not operating

Is the Timer in use? See “Timer” section.

Is the Learning Mode or Demo Learning Mode in use? See “Learning Mode” or “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

Has the oven 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.

Are the microwave oven door and sealing surfaces clean? Make sure these areas are clean.

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KitchenAid KHMS145KSS manual Troubleshooting