Pump motor hums when switch is turned on but does not pump water. | Big Ass Fans
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Pump motor hums when switch is turned on but does not pump water.

Obstruction in impeller.
Remove object(s).

Pump motor failure.
Replace pump.

This applies to these products: Cold Front 100 Cold Front 200 Cold Front 300 Cold Front 400 Cold Front 401 Cold Front 500

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