What's wrong if my pool pump hums and then shuts off?

Answer by  srainne (2597)

It sounds like the impeller of the pump may be clogged - or busted. Shut the pump off, then spin the impeller shaft. If it doesn't spin, you'll have to disconnect the motor part and inspect the impeller and clean it out. If it does spin, it could be the motor itself.

Answer by  MattK (1713)

Any unusual sound generated by your pool pump followed by it shutting off may indicate a problem with overheating. The most common cause of this is a clog.

Answer by  florin (11)

Your motor is wired to the wrong voltage. Most inground pumps can be connected to either 115 or 230v. Shut off the pump at once and have your electrician