Error codes for Navien Tankless Water Heater

Navien is a company that manufactures a variety of different products. The company was founded in 1926 and it is based in Atlanta, Georgia. Navien products are available online or through retail stores in different countries around the world.

We know Navien tankless water heaters for being one of the most popular tankless water heaters available on the market today. If you encounter an error code while using your tankless water heater, then you might encounter an error code on your device’s screen.

This error can occur when there is an issue with your device when it faces some problems. It can also occur when there is an issue with your power supply. Sometimes, common device errors or server problems can also cause this error. There are some common error code that might appear, and these are some tips on how to fix it.

Error Code: E001

When you find Error Code – E001 on the screen, that means there is a failure in the boiling system. This is a common error code that appears on many devices. It is also a service alert code, and it can appear when there is a failure in the thermostat or the heating element.

There are several types of service alerts, and this error code means there is a problem with the heating element. The message you will see when you encounter this error will say something like “Heating Element Not Operating” or “Boiling System Failure”.

The heating element or thermostat might cause the problem. You need to check the water strainer. The problem might also happen in the thermostat. If the failure still happens after you clean all the parts, change the heater instead.

Error Code: E002

The Error Code – E002 is the failure of the heating system because of low water pressure. This is a common error code that can appear on your device. The message you will see when you encounter this error will say something like “Low Water Pressure”.

Reset the heater after you open the tap water. Another way is you can clean the water strain regularly so there is no block in the strain.

Error Code: E007

The Error Code – E007 means there is a problem with the heating element or thermostat.  This is another common error code that can appear on your device when the heating element experiencing a failure.

If you see this code appear, reset the heater. If the failure still happens, you can change the thermostat so it can work normally. Do not forget to call the technician once you need help with the heater.

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