WebApr 22, 2024 · I have a Rinnai tankless on-demand water heater. The unit is making a high-pitched whistling noise. I have: -Unplugged the unit from the electrical wall socket. -Turned the gas valve to the off position. -Turned the cold water intake line valve to the off position. -Turned the hot water outlet valve to the off position. WebMost people don’t know that Tankless water heaters need regular maintenance. In this video, I’ll show you the full routine step-by-step (including all the tools) to make your unit last 20+...
Rinnai Water Heater Troubleshooting - YouTube
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Rinnai Tankless Water Heater Reset Button: Quickly Guide
WebFeb 7, 2024 · 1. Turn off the power to your Rinnai tankless water heater. 2. Remove the cold water inlet pipe from the unit. 3. Pour a gallon of distilled vinegar into a bucket and slowly pour it into the cold water inlet opening. 4. Allow the vinegar to sit in the unit for an hour before flushing it out with clean water. WebRinnai tankless water heaters last up to twice as long as tanks and have twice the warranty length. Plus, they save energy by heating water only when it is needed. Consumer financing and rebates are also often available. Technology to Improve Your Lifestyle Flexible Options Reliability You Can Count On Never Run Out of Hot Water Save Valuable Space WebThe "In Use" light does not turn on but something is running - I assume it's the flow turbine. Following a suggestion from Rinnai's tech support, we installed a check valve on the … celistia wine