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    Spa pump debacle. Airlock? Bad switch? Who the heck knows.

    Forgive me for not knowing but, I'm talking about a 3hp motor for a hot tub. You mention pool pump, are they one in the same?
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    Spa pump debacle. Airlock? Bad switch? Who the heck knows.

    Thought I hit reply, post vanished. The motor makes a noise but it sounds more like the humming of an armature trying to move. The bearings are new. When I use s screwdriver to turn the shaft it spins freely. No grinding or binding. I also completely rebuilt the wet end, should be like new. I...
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    Spa pump debacle. Airlock? Bad switch? Who the heck knows.

    New here, first post. Hoping someone can shed some light on my dilemma before I set my spa on fire. So a while back one of my pumps started making a horrible sound. I stopped using it right away. Took off the front panel and saw an indication of a water leak where the shaft goes onto the wet...