Help · updated 2026-10-10
Why does the breaker keep resetting on my pump?
A breaker that opens the moment the pump tries to start is doing its job. Something in the motor or the pump is pulling more power than that breaker will allow. Resetting it over and over is how windings burn.
A seized pump is the usual reason
If the motor or the pump end cannot turn, the motor sits there trying. That locked-rotor load is several times the normal running current, and the breaker opens to save the wire. Sand, rust, or a bearing that has welded itself in place will lock a pump this way. A well that has been pumping grit all summer is a common story.
You might have heard the pump get louder, or hotter, before it started tripping. After it trips, the housing can be too hot to touch. Let it cool. Don’t keep throwing the breaker.
It isn’t always a dead pump
A failed start capacitor or a bad control box on a three-wire submersible can trip a breaker without the pump itself being seized. So can a shorted cable down the well, or a motor winding that has gone to ground. An undersized breaker, or one that is worn out, can open on a pump that would otherwise run.
Those are different repairs. A control box is above ground. A shorted cable or a locked pump means a pull. Guessing from the driveway is how people buy the wrong part.
Please stop resetting it
Each reset sends another locked start into a motor that may already be damaged. The breaker also gets weaker, so later it may not open when it should. If you smell hot insulation, or the breaker face is discolored, leave it off.
We don’t want you opening a live panel to test anything. Tell us which pump it is — well, irrigation, sewer, booster, or circulator — and whether it trips instantly or after it has run for a while. Instant is often a short or a seizure. A trip after a long run can be a pump working too hard, a clogged impeller, or a motor running hot.
What a visit looks like
We check the breaker, the controls, and whether the shaft will turn before we condemn a motor. On a sewer pump, a rag-bound impeller can trip the overload the same way sand locks a well pump. On a small circulator, a seized cartridge is often the whole repair.
If the motor is finished, we match a replacement to the pump that is there. A bigger motor on a locked pump does not help.
Short answers
The breaker stays on if I reset it twice. Is that fine?
No. A pump that only starts on the second or third try is already in trouble. The extra starts are the damage.
Could the breaker just be old?
Sometimes, yes. We still want to know why it started opening. Replacing a breaker on a seized pump only moves the failure into the motor.
Do you pull the pump the same day?
Only if that’s actually what it needs, and only when we can get to it. We’ll tell you the soonest we can be there. We don’t promise same-day.