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How Does a Tankless Water Heater Work?

A tankless water heater works by heating water as it flows through the unit, forgoing the traditional tank that houses heated water. Water passes through a heat exchanger, creating hot water on demand to reduce the energy required to keep heated water ready all the time. Savings on utility bills and on-demand hot water make tankless water heaters popular with many homeowners today.

Keep reading to learn how a tankless water heater works, including:

Want Endless Hot Water? Murray Service Co. Can Show You How

Tankless water heater installation helps ensure hot water flows whenever you need it, so you can say goodbye to lackluster showers when you're second in line that day. If water flows through it, we do it at Murray Service Co., so give us a call for tankless water heater service.

What Makes Tankless Water Heaters Different?

A tankless water heater is different from a tank water heater in that it doesn't have a tank where hot water is stored and kept at a warm temperature. Instead, the unit heats water and sends it instantly into the line when you are ready to use it.

A tankless system provides instant heating, so you don't need room in your home design for a large holding tank. It also promotes energy efficiency because it's not always working to keep stored water hot. Homeowners often choose tankless systems to save money on electricity or gas bills while enjoying unlimited hot water supplies.

Step-by-Step: How a Tankless Water Heater Works

While water heaters of all types require professional installation and maintenance to support optimal functionality, anyone can understand how a tankless water heater works:

  • The unit is activated by the hot water tap. When you turn a hot water tap in the home, cold water enters the unit.
  • Water is heated. A gas burner or electric element, depending on the type of energy you have, works instantly to heat water as it passes through the unit.
  • Water is supplied as needed. The hot water travels to the tap in question, and you use it for showering, washing dishes, or other purposes. Because the heating elements keep working, a continuous supply of hot water is provided until you turn off the tap.

Key Benefits of Using a Tankless Water Heater

If you're interested in the benefits of installing a new tankless water heater, you can talk to the team at Murray Service Co. to find out more. Our technicians can help you understand tankless water heater benefits, such as:

  • Energy savings. Many people experience savings on their monthly utility bill because they are no longer paying to heat water that's just sitting in a tank.
  • Space-saving design. Tankless water heaters are more compact, as you don't need a tank capable of holding many gallons of hot water. This can free up space in your home for other uses, including storage.
  • Longer life. With the right care and maintenance, a tankless hot water heater can last up to 25 years, providing an optimal return on your investment.

Common Issues and Troubleshooting Tips

As with any home appliance, it's important to keep up with maintenance and bring in experienced tankless water heater repair professionals to ensure your water heater operates its best. Some potential problems you might face with a tankless water heater include:

  • Temperature fluctuations. Mineral buildup, an insufficient flow rate, or a malfunctioning unit can lead to unexpected water temperature at the tap.
  • Maintenance requirements. It's critical to have your unit descaled regularly to ensure it operates efficiently.
  • Error codes. You could deal with error codes indicating ignition failure (for gas tankless water heaters), overheating, or other issues. Your appliance's manual may offer some easy troubleshooting options for some codes, but beyond that, it's best to call in a professional repair person.

Choosing the Right Tankless Water Heater for Your Home

Consider the size of your household, how much water you use, whether you operate on electric or gas energy, and your budget when selecting a tankless water heater. Professional guidance from the team at Murray Service Co. can help you understand what type of products might be right for your home and what will fit into your space well.

Ready to Go Tankless? Murray Service Co. Has the Answers

Our team is local, experienced, and ready to serve. Call us for your tankless water heater installation or repair needs today.