Simplified diagram of how a tankless water heater works

How do Tankless Water Heaters Work?

Tankless water heaters instantly heat water on-demand by running water through high-power heat exchangers. Tankless heaters are more energy-efficient and take up less space than conventional heaters, which store water in a large tank.

Detailed schematic of the components in a tankless boiler
The inner workings of a Navien tankless heater are shown here. Each component has an important role to play in maintaining a smooth, stable supply of hot water to the user. As with any complex system, there is potential for system failure due to the improper functioning of one or more components.
Example electrcal diagram of a tankless boiler
Tankless heaters include an electrical network to enable all components to communicate with each other and function as intended. Electrical issues are some of the most common issues seen with tankless heaters.
 
If you are experiencing electrical issues, or any other problems with your tankless water heater, Contact Us for a fast, expert solution to the problem.