Navien Tankless Water Heater cycles on and off due to a clogged faucet aerator, bad flow sensor, and a restricted cold water inlet filter. Apart from these, clogged exhaust venting and defective 3-way valves can also cause the unit to cycle on and off every 8-10 seconds. All the culprits I mentioned actually cut-off the…
This is a complete guide on Navien Tankless Water Heater Maintenance. From this guide, you will learn: In short, you can learn everything you need to know about tankless water heater maintenance, which will help prolong the water heater life. So, stay in tune with this guide till the end. Navien Tankless Water Heater Maintenance…
Scale or mineral deposit buildup in the heat exchanger is one of the main reasons that prevent your Rinnai Tankless Water Heater from getting hot enough. Apart from this, your Rinnai water heater will not deliver enough hot water if you set the temperature too low or any error codes displayed on the controller. If…
This is a complete guide on Navien Recirculation Settings. What I am going to discuss in this article is- Without further ado, let’s dive in. Navien Recirculation Settings: Everything You Need To Know Every ‘A2’ model On Navien Water Heaters, you can choose two pre-heating modes. They are: If you want to select or activate…
Rinnai Tankless Water Heater No Hot Water [7 Easy Solutions] Rinnai Tankless Water Heater will produce no hot water because of these reasons: Throughout this guideline, I will show you how to troubleshoot these issues and fix them. So, keep reading till the end. Rinnai Tankless Water Heater No Hot Water [7 Easy Solutions] Now,…
Tankless water heaters, whether it comes from Navien or Rheem, function a little bit differently than a standard tanked unit. So, the problem you will experience with a tankless unit will be different. For example, water goes cold while in the shower is the favorite one. There are several reasons responsible for this issue. But…
Your Navien Tankless Water Heater will deliver no hot water due to the following reasons: In this Navien troubleshooting guide, I will walk you through every step to troubleshoot those issues. Plus, I will show you how to fix those water heater problems. So, read on between the lines to discover the solution and let…
Navien 240A Tankless Water Heater has a number of DIP Switches. They control the entire functionality of your water heater. So, it’s indispensable for you to learn about the DIP Switch Settings to make it easy to run the unit. And this guide will inform you about the DIP switches, their location, and how you…
You want to increase or decrease the temperature on your Navien Water heater. So, you go to the front panel and press either the Up or the Down button. But these two buttons don’t work and the display pops up with this code: Temperature Lock Enabled. It means you will no longer adjust the water…
This is a complete guide on Navien Tankless Water Heater Problems, where I will break down these common tankless water heater issues: Apart from these, I will also disclose the meaning of Navien Tankless Water Heater error codes and their solutions. In short, you can find every solution to the problem of your Navien Tankless…
Do you fail to figure out the reason behind the beeping noise of your Rinnai tankless water heater? If yes, you are not alone. Like you, I also experienced this issue. Rinnai water heater will beep once it detects a problem within the water heater and alarms you by flashing an error code. The beeping…
Your Rinnai Tankless Water Heater will get no power due to a tripped GFCI outlet, faulty electric outlet you use to plug the unit, and bad PC board. If you want to restore electric power to the unit, you must fix those issues. And this guide will walk you through the troubleshooting step to solve…