Why does my pool pump trip the breaker as soon as it turns on?
Your pool pump trips the breaker immediately because the motor is drawing too much current, usually from a seized bearing, a shorted…
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Pools & Spas
Practical, step-by-step fixes for pools & spas problems — 40 published so far.
Why does my pool pump trip the breaker immediately when turned on
Your pool pump trips the breaker instantly because the motor draws a massive startup surge that exceeds the breaker's rating, or there's…
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Why does my pool pump trip the GFCI breaker after heavy rain?
Heavy rain can cause ground-fault leakage in the pump motor or wiring, tripping the GFCI breaker to prevent shock. Water intrusion into…
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Why does my pool pump trip the GFCI breaker after running for a few minutes?
A pool pump that trips the GFCI breaker after a few minutes usually has a ground fault in the motor windings, a…
See the fixWhy does my pool pump trip the GFCI breaker only when it rains
Rainwater likely seeps into the pump motor, conduit, or outdoor outlet, creating a ground fault that trips the GFCI; dry the components,…
See the fixWhy does my saltwater chlorinator show 'low salt' error even after adding salt?
Your saltwater chlorinator reads 'low salt' because the cell's conductivity sensor is dirty, the water temperature is too cold for accurate readings,…
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Why does my variable speed pool pump not change speeds and stay on high?
A variable speed pump stuck on high usually means the control board lost its programming, the speed setting wasn't saved, or a…
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Why does my variable speed pool pump stay stuck on high speed and won't ramp down
A variable speed pump stuck on high speed usually means the controller lost communication with the motor, the programmed schedule was erased,…
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Why does my variable-speed pool pump keep shutting off at high speed?
Your variable-speed pump likely shuts off at high speed because the motor is overheating due to a clogged impeller, bad capacitor, or…
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Why does my variable-speed pool pump keep tripping the breaker at low speed?
Your variable-speed pump likely trips the breaker at low speed because the motor draws excessive inrush current during startup or the breaker…
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Why does my variable-speed pool pump randomly switch to high speed in the middle of the night?
Your variable-speed pump is likely switching to high speed because a scheduled cleaning cycle, freeze protection, or a faulty control board is…
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Why does my variable-speed pool pump run at high speed constantly?
A variable-speed pump stuck on high speed usually means the controller lost its programmed schedule, a wiring fault forces default high RPM,…
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