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Understanding Your Pool Equipment

Understanding Your Pool Equipment

Your pool equipment pad might look intimidating, but every piece has a simple job. Understanding what’s back there helps you spot problems early and communicate clearly with your pool service. Here’s the essential equipment every Austin pool owner should know.

The Pump

What it does: The heart of your pool. It pulls water from the pool through the skimmer and main drain, pushes it through the filter, and returns it clean.

What to watch for:

  • Unusual noise — grinding, screeching, or humming without running means motor or bearing issues
  • Air bubbles in the pump basket — indicates a suction-side air leak
  • Leaking water around the pump housing — usually a bad shaft seal ($150-300 repair)
  • Not priming — pump runs but doesn’t move water. Check the basket for debris, check water level

Lifespan: 8-12 years for a quality pump. Variable speed pumps last longer and use 60-80% less electricity.

The Filter

Three types exist. Most Austin pools have one of these:

Sand Filter

  • Water passes through a bed of special sand
  • Backwash when pressure rises 8-10 PSI above clean starting pressure
  • Replace sand every 5-7 years
  • Simple, reliable, lowest maintenance

Cartridge Filter

  • Water passes through a pleated fabric cartridge
  • Remove and hose off when pressure rises
  • Replace cartridge every 1-3 years ($100-300)
  • Better filtration than sand (10-15 microns vs 20-40)

DE (Diatomaceous Earth) Filter

  • Uses a fine powder as the filtering medium
  • Best filtration (2-5 microns) — water looks incredible
  • Backwash when pressure rises, then add fresh DE
  • More maintenance, but superior water clarity

Universal rule: Never ignore rising filter pressure. A dirty filter makes your pump work harder, wastes energy, and can burn out the motor.

The Heater

Common in Lakeway and Steiner Ranch for extending swim season.

Gas Heater

  • Heats fastest (can raise temperature 20°F+ in hours)
  • Burns natural gas or propane
  • Higher operating cost ($200-500/month when running)
  • Lifespan: 5-10 years

Heat Pump

  • Uses electricity to transfer heat from air to water
  • Much cheaper to operate (60-80% less than gas)
  • Slower — takes 24-48 hours to raise temperature significantly
  • Works best when air temperature is above 50°F
  • Lifespan: 10-15 years

Tip: If you only heat for occasional use, gas makes sense. If you want to extend your season from March through November, a heat pump pays for itself.

Automation Systems

Many newer Steiner Ranch homes have automation (Pentair IntelliCenter, Jandy iAquaLink, or Hayward OmniLogic). These control:

  • Pump speed and schedule
  • Heater on/off and temperature
  • Lights and color
  • Water features
  • Chemical feeders

The most important thing: Make sure your automation schedule actually runs the pump long enough. We see brand-new systems set to run only 4 hours a day — not nearly enough for an Austin summer.

The Chlorinator / Chemical Feeder

  • Salt cell — generates chlorine from salt (see our salt pool guide)
  • Tablet feeder (chlorinator) — dissolves trichlor tablets at a controlled rate
  • Liquid chlorine feeder — pumps liquid chlorine automatically

Each has pros and cons. Your pool professional can recommend the best fit for your setup.

When to Call for Help

  • Any visible leak from equipment
  • Pump making grinding or screeching sounds
  • Filter pressure that won’t come down after cleaning
  • Heater that won’t ignite or trips breaker
  • Automation system showing error codes
  • Electrical buzzing or burning smell near equipment

Don’t ignore these. Small equipment issues become expensive emergencies fast.

Equipment problems? The Pool Police diagnoses and repairs all major brands. We’ve seen every issue in 25+ years of Austin pool service. Call (512) 300-4136.