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Water Heaters

Complete Water Heater Maintenance Guide

Economy Plumbing Team
June 15, 2025
Water Heater Maintenance Guide

Your water heater is one of the hardest-working appliances in your home, providing hot water for showers, dishes, laundry, and more. Regular maintenance is crucial to ensure it operates efficiently and lasts as long as possible.

Why Water Heater Maintenance Matters

Proper water heater maintenance can:

  • Extend lifespan - A well-maintained water heater can last 10-15 years or more
  • Improve efficiency - Regular maintenance helps your unit run more efficiently, saving on energy bills
  • Prevent breakdowns - Catching small issues early prevents costly emergency repairs
  • Ensure safety - Proper maintenance prevents dangerous situations like gas leaks or tank failures

Essential Water Heater Maintenance Tasks

1. Annual Flushing

Sediment buildup is one of the biggest threats to water heater performance, especially in Central Texas where hard water is common. Flushing your water heater annually:

  • Removes mineral deposits and sediment
  • Improves heating efficiency
  • Reduces noise from the tank
  • Extends the life of your unit

2. Anode Rod Inspection

The anode rod is a sacrificial component that protects your tank from corrosion. It should be inspected annually and replaced when:

  • The rod is less than 1/2 inch thick
  • More than 6 inches of core wire is exposed
  • The rod is coated with calcium deposits

3. Temperature and Pressure Relief Valve Testing

This safety valve prevents dangerous pressure buildup. Test it annually by:

  • Lifting the lever to allow some water to flow
  • Ensuring it snaps back into place
  • Checking for leaks after testing

4. Check the Temperature Setting

The ideal water heater temperature is 120°F, which:

  • Prevents scalding
  • Reduces energy consumption
  • Slows mineral buildup
  • Inhibits bacterial growth

5. Insulation Check

Proper insulation improves energy efficiency:

  • Insulate hot water pipes to reduce heat loss
  • Add an insulation blanket to older units
  • Check that existing insulation is intact

Signs Your Water Heater Needs Attention

Watch for these warning signs:

  • Rusty or discolored water - May indicate corrosion inside the tank
  • Strange noises - Rumbling or popping sounds suggest sediment buildup
  • Leaks around the base - Could indicate a failing tank
  • Inconsistent water temperature - May point to a failing heating element
  • Higher energy bills - Reduced efficiency from lack of maintenance

Professional Maintenance vs. DIY

While some tasks like checking the temperature setting can be done by homeowners, many maintenance tasks require professional expertise:

DIY Tasks:

  • Monitor for leaks
  • Check temperature settings
  • Listen for unusual noises

Professional Tasks:

  • Flushing the tank
  • Anode rod replacement
  • Pressure relief valve testing
  • Heating element inspection and replacement
  • Gas line and electrical connections

Water Heater Maintenance Schedule

Annual Tasks:

  • Professional inspection
  • Tank flushing
  • Anode rod inspection
  • Pressure relief valve test

Semi-Annual Tasks:

  • Check for leaks
  • Test temperature setting
  • Listen for unusual sounds

Monthly Tasks:

  • Visual inspection for obvious issues
  • Check pilot light (gas heaters)

Cost of Maintenance vs. Replacement

Investing in regular maintenance is far more cost-effective than premature replacement:

  • Annual maintenance: $150-$200
  • Water heater replacement: $1,500-$3,000
  • Emergency repairs: $500-$1,000+

Regular maintenance can add 5-7 years to your water heater's lifespan, saving thousands of dollars.

Special Considerations for Central Texas

Central Texas' hard water presents unique challenges:

  • More frequent sediment buildup
  • Faster anode rod deterioration
  • Increased scaling on heating elements
  • Greater need for water softening systems

Schedule Your Water Heater Maintenance Today

Don't wait for your water heater to fail. Contact Economy Plumbing Services for comprehensive water heater maintenance in Austin and surrounding areas.

Call (512) 368-9159 to schedule your annual water heater maintenance and ensure reliable hot water for years to come.

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