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Whirlpool Microwave is Loud or Noisy

MH1150XMS3

The part(s) or condition(s) listed below for the symptom Microwave is loud or noisy are ordered from most likely to least likely to occur. Check or test each item, starting with the items at the top of the page.

Most Frequent Causes for Microwave is loud or noisy

Cause 1Exhaust Fan Motor

To determine if the fan motor is defective, remove the fan motor from the microwave and try turning the fan blades by hand. If the blades do not turn freely, replace the fan motor. If the fan blades do turn freely, use a multimeter to test the motor for incoming power and for continuity. If the motor has power but won’t run, replace it. If the motor does not have continuity, replace it.

Parts
Exhaust Fan Motor for your WhirlpoolMicrowave
Cause 2Turntable Motor

To determine if the turntable motor is worn out, check to see if voltage is getting to the motor. If the motor has the proper voltage, but is noisy or won’t turn, replace it.

Parts
Turntable Motor for your WhirlpoolMicrowave
Turntable Motor - Part # 903855 Mfg Part # 8183954

Motor, turntable drive

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