Water Heater Servicing Tips You Can Do Yourself

image of water heater service being done by homeowner

Are You Struggling to Keep Your Water Heater Running Efficiently?

Proper servicing is essential to ensure your water heater runs smoothly, lasts longer, and avoids unexpected breakdowns. In this article, we’ll cover key tips for effective water heater servicing that you can perform yourself.

Key Takeaways for 

•Regular maintenance, including routine inspections and servicing, is crucial for ensuring the efficiency, longevity, and safety of water heaters.

•Key maintenance tasks include visual inspections for leaks and corrosion, annual tank flushing to remove sediment, testing the pressure relief valve, and checking or replacing the anode rod to prevent corrosion.

•Insulating the water heater and pipes, adjusting thermostat settings, and maintaining proper electrical or gas connections can enhance energy efficiency, prevent potential issues, and extend the appliance’s lifespan.

The Importance of Regular Water Heater Servicing

Routine maintenance is vital to your water heater’s efficiency, longevity, and safety. By conducting regular inspections and servicing, you can avoid unexpected breakdowns and ensure a continuous hot water supply. Creating a maintenance schedule helps ensure no critical steps are missed, ultimately extending the water heater’s lifespan.

Moreover, malfunctioning water heaters can become breeding grounds for harmful bacteria, posing health risks. Consistent water heater maintenance is essential not only for the appliance’s functionality but also for the safety and well-being of your household.

Visual Inspection Checklist

A thorough visual inspection is the foundation of effective water heater maintenance. Check the exterior of the water heater for any wet spots, especially around the pipes, which may indicate a leak. Look for visible signs of corrosion or blockages in the flue, air intake, and vents, and remove any obstructions.

Pay attention to unusual sounds, such as popping or rumbling noises, which could indicate issues like sediment buildup. Keeping the area around the water heater clear also prevents accidental ignition and helps detect issues early on. Regular visual inspections are a simple and effective way to maintain your water heater’s performance and extend its lifespan.

Flushing the Tank Annually

An annual flush of the water heater tank is essential for maintaining efficiency and prolonging the unit’s lifespan. Over time, sediment and mineral deposits accumulate at the bottom of the tank, hindering performance and blocking the heating element.

To flush the tank:

  1. Turn off the water heater’s thermostat and power supply.
  2. Shut off the cold water supply.
  3. Attach a hose to the drain valve and direct the water to a suitable drainage area.
  4. After draining, run cold water through the tank to flush out any remaining sediment.

For homes in areas with hard water, consider flushing the tank twice a year. This preventive step helps maintain water pressure and energy efficiency while preventing leaks and breakdowns.

Testing the Pressure Relief Valve

Testing the pressure relief valve is a critical safety precaution. The valve opens if the pressure inside the water heater exceeds 150 psi or if the temperature reaches 210°F, preventing over-pressurization and potential tank malfunction.

To test the valve:

  1. Open the T&P relief valve for about five seconds.
  2. Discharge the valve into a bucket through the discharge pipe to ensure proper function.
  3. If no water is released, replace the valve immediately.

Monthly checks of the temperature pressure relief valve ensure it functions correctly and safeguard your home from potential hazards.

Checking and Replacing the Anode Rod

The anode rod plays a crucial role in preventing corrosion inside your water heater tank. Made from materials like aluminum, magnesium, or zinc, the rod attracts corrosive elements in the water, protecting the tank from rust.

Anode rods should be checked every 3-5 years, depending on water conditions and usage. If more than half of the rod is corroded, it’s time for a replacement. Monitoring and replacing the anode rod can save you from costly repairs or replacements in the long run.

Insulating the Water Heater and Pipes

Insulating your water heater and its pipes reduces heat loss, saves energy, and helps prevent frozen pipes. Adding insulation to the water heater tank can reduce heat loss by up to 45%, decreasing water heating costs by as much as 9%.

Steps for insulating:

•Wrap the tank with an insulation blanket, ensuring no gaps or damage.

•Insulate the hot water pipes to achieve energy savings of 3%-4% and raise the water temperature by 2°F–4°F.

Insulating your water heater and pipes also reduces waiting time for hot water and helps prevent condensation, enhancing overall efficiency.

Adjusting the Thermostat Settings

Modifying the thermostat settings can significantly conserve energy and prevent issues. The Department of Energy recommends setting the thermostat to 120°F to prevent sediment buildup and save on energy costs.

For homes with young children or elderly residents, consider a lower setting to prevent scalding. Adjusting the thermostat to suit your household’s needs is a simple yet effective way to maintain your water heater’s efficiency.

Maintaining Gas Water Heaters

For gas water heaters, maintaining safety and efficiency is essential. One key aspect is checking the pilot light daily to ensure it burns steadily with a blue flame. A steady flame indicates proper heating and safety.

Inspect the burner compartment regularly for dirt or debris, and clean the burner assembly by brushing off debris. Also, inspect the flue and venting system for corrosion or blockages to ensure proper ventilation.

Electrical Connections and Heating Elements

For electric water heaters, secure electrical connections and functioning heating elements are crucial. Regularly check all connections for wear or damage and use a circuit tester to ensure the water heater is receiving the correct voltage. If power is not reaching the heater, consult an electrician.

Use a multimeter to test the thermostat and heating elements, ensuring they operate correctly.

When to Call a Professional for Water Heater Servicing

Some maintenance tasks should be handled by professionals, particularly for complex repairs or if you’re uncomfortable performing them. Scenarios that warrant professional inspection include leaks, corrosion, or venting issues. Professional, licensed plumbers can detect hidden problems and prevent costly repairs.

Summary

Regular water heater maintenance is essential for efficiency, longevity, and safety. By performing routine inspections, flushing the tank, testing the pressure relief valve, and insulating the heater and pipes, you can prevent unexpected breakdowns and save on energy costs.

Frequently Asked Questions

What should I do to service a water heater?

You should annually check for leaks, flush the tank, test the relief valve, inspect the anode rod, clean air intake vents, and review thermostat settings.

How often should a water heater be flushed?

Flush your water heater twice a year to remove sediment and ensure efficiency.

Why is my water heater making popping noises?

Popping noises may result from sediment buildup, which can be resolved by flushing the tank.

How can I tell if the anode rod needs replacing?

Check the anode rod every 3-5 years, replacing it if more than half is corroded.

What is the ideal thermostat setting for a water heater?

120°F is recommended by the Department of Energy for energy savings and safety.