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Range Vent Hood Motor Hums

The 6 most common part(s) or condition(s) which contribute to the symptom Range vent hood motor hums are listed below. Check or test each item and watch any available videos. If you are still unable to solve the problem you may need to do additional research and troubleshooting. Remember, with our 365 Days. Period.® return policy you can return any part for any reason. So, go ahead and buy it to try it. No other parts retailer offers this unconditional return policy.


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For the symptom you selected, these are the most common parts or causes, ordered by the likelihood of fixing the symptom.

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Exhaust Fan Motor

If the range vent hood motor hums when it is turned on, the exhaust fan motor is defective and will need to be replaced. The most common cause for this is a shorted electrical winding inside the motor, or worn out motor shaft bearings. The motor is not repairable and will need to be replaced.

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Fan Motor

If the range vent hood motor hums when it's turned on, the exhaust fan motor is defective and will need to be replaced. The most common cause for this is a shorted electrical winding inside the motor, or worn out motor shaft bearings. The motor is not repairable and will need to be replaced.

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Blower Motor

If the range vent hood motor hums when it's turned on, the blower motor is defective and will need to be replaced. The most common cause for this is a shorted electrical winding inside the motor, or worn out motor shaft bearings. The motor is not repairable and will need to be replaced.

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Blower Wheel and Housing

If the range vent hood motor hums, there might be something caught in the blower wheel housing, or the blower wheel might be rubbing against the blower housing Check to be sure the blower wheel turns freely. If not, correct any situation where it might be obstructed or rubbing. If it does turn freely and hums or vibrates when power is turned on the the blower wheel and housing will need to be replaced.

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Blower Wheel

If the range vent hood motor hums, there might be something caught in the blower wheel, or the blower wheel might be rubbing against the blower frame. Check to be sure the blower wheel turns freely. If not, correct any situation where it might be obstructed or rubbing. If it does turn freely, the problem is with a different part of the vent hood.

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Fan Blade

If the range vent hood motor hums check to see if the fan blade turns freely. If not, see if the blade is rubbing against anything. Correct any rubbing and try again. If that doesn’t solve the problem the motor might be burned out. If the fan blade is damaged it will need to be replaced.

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