Tankless Water Heater Maintenance for Optimal Performance

Nov 9, 2023

The Importance of Regular Maintenance

A tankless water heater is a valuable investment for any homeowner, providing endless hot water and efficient performance. However, to ensure your tankless water heater continues to operate at its best, regular maintenance is essential.

Tips for Effective Maintenance

Here are some tips to help you maintain your tankless water heater:

1. Flushing the System

Over time, mineral deposits and sediment can accumulate within the heat exchanger of your tankless water heater, reducing its efficiency. Flushing the system annually with a descaling solution can help remove these deposits and keep your heater running smoothly.

2. Checking the Pressure Relief Valve

The pressure relief valve is an essential safety feature of your tankless water heater. Periodically checking and testing this valve ensures it's functioning correctly and prevents excessive pressure buildup, which could lead to potential damages.

3. Cleaning the Air Intake Filter

The air intake filter prevents dust and debris from entering your tankless water heater. Regularly cleaning or replacing it, depending on the manufacturer's instructions, helps maintain proper airflow and prevents potential problems caused by clogging.

4. Inspecting for Leaks

Perform routine inspections to check for any signs of leakage in your tankless water heater system. Leaks can lead to water damage and affect the overall performance of the unit. Promptly address any leaks to prevent further complications.

Hiring a Professional

While some maintenance tasks can be performed by homeowners, it's often recommended to hire a professional plumbing contractor to ensure comprehensive maintenance and assess the overall condition of your tankless water heater.

At Scott Harrison Plumbing, we specialize in providing professional tankless water heater maintenance services. Our experienced technicians have the expertise and knowledge to ensure your system is in top-notch condition, maximizing its efficiency and lifespan.


Regular maintenance is vital for your tankless water heater's optimal performance. By following the tips above and enlisting the help of professionals when necessary, you can ensure your tankless water heater continues to provide reliable hot water for years to come.