Water Heater Maintenance Tips for the Summer

Published on : April 28, 2023


Much like other electrical appliances in your home, prioritizing the upkeep of your electric water heater is an absolute necessity. While they are built to survive for many years, they do require regular maintenance to perform optimally. Summer is the best time to undertake water heater maintenance, since you don’t have to worry about cold temperatures during this period. In this blog, we will cover the necessity of regular water heater maintenance and present tips to keep your A. O. Smith water heater running well.

Importance of Maintenance During Summer

Despite the notion that hot water is unnecessary in the summer, one may still need to use a water heater occasionally for a warm and comfortable shower. Maintaining your water heaters can help you use less energy during this time of year when energy usage is usually at it’s highest.

Since last-minute repairs are expensive and time-consuming, it is imperative to keep your heater in excellent working order. When you need your water heater the most, there may be lurking dangers that could cause more catastrophic issues months down the road. You’ll be able to beat the blues if you complete any significant heater repairs in the summer.

Maintenance Tips Based on Your Water Heater

It is critical to maintain your water heater, regardless of its type, during the summer. However, different types of water heaters necessitate varying levels of upkeep. This section will go through the importance of summer maintenance dependent on the type of water heater you have: tankless, electric storage, or instant.


1. Tankless Water Heaters

Tankless water heaters are well-known for their dependability and efficiency. They heat water on demand, thus there is no need for a storage tank. On the other hand, tankless water heaters are prone to mineral build-up, that can hamper performance over time.time. It’s critical to flush your tankless water heater during summer to eliminate any mineral build-up that has developed.
Flushing your tankless water heater is a straightforward process that may be accomplished by following these simple steps:

  • Turn off the water heater’s power.
  • Turn off your water heater’s cold water supply.
  • Connect a garden hose to the water heater’s drain valve at the bottom.
  • Open the drain valve and allow the water to drain until it is clear.

Your water heater is now flushed. When you need to use it, follow these steps mentioned below:

  • Close the drain valve and switch on the cold water supply.
  • Turn on your water heater’s power


2. Electric Storage Water Heater

The most common form of electric water heater for bathroom nowadays is an electric storage water heater. They keep hot water in a tank and are simple to maintain. In the summer, however, it is critical to inspect the heating element for signs of corrosion or wear.
Follow these simple tips to guarantee efficient hot water supply running:

  • In case of a distinct odour from the water heater, drain the amount of water equivalent to the capacity of the water heater.
  • To increase the lifespan of the water heater, contact A. O. Smith service technician to undertake preventive maintenance to avoid unexpected breakdown of the water heater
  • Preventive maintenance will aid in early detection of corrosion in a heating element.


3. Instant Water Heater

Instant water heaters are small units that are installed near a sink or shower to provide hot water on demand. They have compact tanks and are ideal for small apartments and high-rise buildings.
Maintenance Tips for Instant Water Heaters in Summer:

  • Call on A. O. Smith customer care to register for preventive maintenance
  • Get the unit’s heating element checked periodically and get them replaced if necessary.
  • Inspect the unit’s electrical connections and wiring to ensure that they are in good condition and free of corrosion.



In conclusion, maintaining your water heater during the hot months is crucial to ensure its optimum functioning and provides you with the hot water you need. By following these water heater maintenance tips, you can exend the lifespan of your water heater and also save money on energy bills.

Investing in our water heaters are a great long-term investment for you and your family. Not only are they built to endure the conditions of a scorching summer, but A. O. Smith also provides services to help ease the process of maintenance. Even when the temperatures spike, A. O. Smith ensures you have a relaxing and stress-free summer with a bit of care and attention.




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