Pool Pump & Filter Repair in St. George, UT

Humming, screaming, tripping the breaker, or just not moving water? I rebuild and replace pumps and the filters they feed, with the readings to back up the diagnosis.

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Same person on the phone and at the pad

(435) 703-5170

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Texting a photo of your equipment pad or the error on the heater display is the fastest way to get an answer. If I'm elbow-deep in a pump, I'll reply between jobs.

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The pump is the heart. When it stops, everything stops.

A pool pump in Washington County runs harder than almost anywhere in the country: long season, hot pad, hard water, and dust that packs the basket. Most of the repairs I do start at the pump, and most of them are catchable early if you know the sounds.

I rebuild and replace single-speed and variable-speed pumps, and I service the filter they push into. That pairing matters: a filter at 35 PSI is strangling the pump, and a pump pulling air is why the filter never clears the water. I look at both every time.

Start and run capacitors, bearings, shaft seals, impellers, diffusers, lid o-rings
Motor replacement on a sound wet end; full pump replacement when it isn't
Variable-speed upgrades, programmed for your pool's turnover, not the factory default
Cartridge, DE and sand filters: media, grids, manifolds, multiport and push-pull valves, tank o-rings, pressure gauges and air relief
Suction-side and pressure-side leak repair at the pad

Symptom → likely cause

What I usually find

Grinding or screaming noiseBearings. Catch it now and it's a motor rebuild; let it run and the heat takes the windings and the seal with it.

Hums, then clicks offFailed start capacitor, or the thermal overload tripping on a motor that can't get up to speed.

Runs, but the basket is half full of airSuction leak: lid o-ring, drain plug, a cracked pipe at the pump inlet, or water level below the skimmer mouth.

Low flow, filter pressure low tooClog before the pump: packed skimmer basket, stuck weir, or an impeller full of debris.

Low flow, filter pressure highClog after the pump: dirty or scaled filter media, a closed valve, or a heater exchanger restricting flow.

Water under the pumpShaft seal most of the time. Sometimes a cracked housing from a freeze or from running dry.

Variable-speed pump shows an error or won't take a scheduleDrive fault, a communication issue with automation, or just a lost program after a power outage. Fixable at the pad.

Cartridge looks clean but pressure is still highCalcium in the pleats. A hose doesn't touch it; it needs a scale soak or replacement.

Process

How I diagnose it

Power off, hand on the shaft
Does it turn freely? Stiff? Locked? That alone separates capacitor from bearing from seized.
Amps versus nameplate
A motor pulling well over its rated amps is telling you about bearings, a jammed impeller, or failing windings.
Pressure and flow together
Clean-filter PSI versus now, and whether flow drops with it. High and low, low and low, and low and high each mean something different.
Find the air
Fill the basket, run it, watch where the bubbles start. Then soap or shaving cream on the suspects with the pump running.
Quote, fix, and set it up right
Replacement pumps get primed, leak-checked and programmed before I leave. Filters get a fresh baseline pressure written on the tank.

Local

Why it's different here

Our calcium hardness is the enemy of filter media. Cartridges and DE grids in St. George get a white crust that a garden hose can't remove, and the filter pressure climbs even though the pool looks clean. Half the "my pump is weak" calls I get are really a scaled filter.

Pumps here run most of the year. Six to seven months of daily runtime at 8–12 hours is 1,500–2,500 hours a season, so bearings and seals age faster than the calendar suggests.

Overnight winter lows in St. George dip below freezing in December and January. A pump housing with water in it and no freeze protection cracks. If your equipment doesn't have a freeze setting or you're not sure, ask when I'm out.

FAQ

Questions I get on the first call

My pump hums but won't spin. Can I fix it myself?

If the shaft turns freely by hand with the power off, it's probably the start capacitor, which is a quick swap. If the shaft is stiff or won't turn, the bearings are gone and it needs a motor rebuild or replacement. Either way, stop cycling the breaker: every failed start heats the windings.

Should I replace the motor or the whole pump?

If the wet end (housing, impeller, diffuser) is sound, a new motor and seal kit is the cheaper fix. If the housing is cracked, the threads are stripped, or the pump is an old single-speed costing you real money to run, a variable-speed replacement usually makes more sense. I'll quote both.

Is a variable-speed pump worth it in St. George?

For most pools here, yes. We run pumps eight to twelve hours a day for six or seven months. At low RPM a variable-speed pump draws a fraction of what a single-speed does, and it's quiet enough to run overnight. I'll show you the math for your pool before you decide.

How often should a cartridge filter be cleaned here?

More often than the manual says. Between red dust and calcium, I see cartridges that need a hose-down every 3–4 weeks in summer and an acid or scale soak once or twice a season. When the clean pressure creeps up 8–10 PSI over the baseline, the cartridge is done.

Why does my DE filter need backwashing every few days?

Usually scale on the grids, a torn grid letting DE pass through, or too little DE added after the last backwash. Sometimes it's just a filter that's undersized for the pump. I'll open it up and tell you which.

What pump brands do you repair?

Pentair (WhisperFlo, SuperFlo, IntelliFlo), Hayward (Super Pump, TriStar, MaxFlo), Jandy and Sta-Rite, plus the generic replacement motors that end up on older pads. Text me a photo of the nameplate if you're not sure.

Get in touch

Something wrong at the pad?

Call or text first if it's urgent. Otherwise send me the details and a photo and I'll get back to you to set a time.

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