Why does my Navien tankless water heater keep shutting off?

Why does my Navien tankless water heater keep shutting off?

Early Navien models had flow sensors that would easily corrode and shut the unit down as the buildup would impair operation. The fix that Navien has made is to change the sensor over to stainless steel, you can replace the part to prevent this unexpected shut down.

Why is my Navien water heater not working?

What should I do? The issue is most likely the flow sensor inside the unit is not spinning properly. We recommend opening and closing the pressure relief valve (should be located near the outlet of the unit). Depending on amount of debris affecting the flow sensor, this may help temporary.

How long do Navien water heaters last?

You can expect a Navien tankless water heater to last 15 to 20 years, even longer with routine maintenance. One of the main advantages of having a tankless water heater is that it heats water as you need it, instead of the tank-style water heater that continuously heats an entire storage tank.

Why does my tankless water heater keep cycling?

Cycling occurs when the demand load on the heater is less than the minimum firing rate of the water heater. In other words, if the BTUH required to bring the water temperature up to the set point is less than the minimum BTUH that the water heater can operate at, the heater will keep turning on and off.

Are Navien boilers reliable?

Navien’s high-efficiency condensing and combi boilers have great value for the price. They’re efficient, affordable, and reliable, but they also have some great new technologies that make controlling your heating system and customizing your home comfort a breeze.

Where is the reset button on navien water heater?

Error codes that appear on the front panel display are explained in the following section. For minor problems, resetting the boiler may resolve the issue. To reset the boiler, press the Reset button on the front panel.

How do I troubleshoot a navien water heater?

There are a large number of unique Navien error codes that help with troubleshooting the issue. Some problems can be solved with simply resetting the water heater unit (press the Reset button on the front panel) but other require more work.

How do I contact navien technical support?

Call 800-519-8794 then select option 2 Navien Technical Support offers real time remote video support assistance through Visual Support – RemoteCall on your Apple or Android smartphone. This video support assistance allows you to share live job site video with our technicians using your smartphone camera.

How do I know if my navien is failing?

When an issue arises, your Navien will likely display an error code on the LCD display on the front of the unit. Need to Hire a Plumber? Get a free estimate online from top local home service pros in your area.

What size filter do I need for navien water heater?

Additionally, you can install a 5-micron filter in the water inlet right before the heater to remove impurities from the water. How do I reset my Navien tankless water heater?