Tankless water heaters have revolutionized the way we access hot water in our RVs. Unlike traditional water heaters that store and continuously heat water, tankless models provide hot water on demand, saving energy and space. However, to ensure that your tankless RV water heater operates efficiently and lasts for years, regular maintenance is crucial. Here’s a comprehensive guide to maintaining your tankless RV water heater.

Understanding Your Tankless Water Heater

Before diving into maintenance, it’s essential to understand how your tankless water heater works. These heaters typically use propane or electricity to heat water as it flows through the unit, meaning you only heat the water you use. This on-demand system can be more energy-efficient than traditional tank heaters, which maintain a constant temperature for stored water.

Here is video that describes the Furrion Tankless Water Heater

Regular Maintenance Tasks

1. Inspection: Regularly inspect your tankless water heater for any signs of wear or damage. Look for leaks, corrosion, or any other issues that might affect its performance.

Here is a video that describes the maintenance and visual inspections on a Girard Tankless Water Heater

2. Cleaning the Air Intake and/or Water Filter: Most tankless water heaters have an air intake and/or a water filter that prevents debris from entering the unit. Clean this filter every six months to ensure proper air & water flow.

3. Flushing the System (decalcify and/or descale): At least once a year, flush your tankless water heater to remove mineral buildup, which can affect the unit’s efficiency. This process involves circulating a vinegar solution through the heater to dissolve any deposits.

4. Checking the Burner: If your tankless water heater uses propane, check the burner regularly for proper ignition and flame color. A blue flame indicates good combustion, while a yellow or orange flame suggests a problem.

5. Winterization: If you’re not using your RV during the winter, it’s essential to winterize the water heater to prevent freezing. This process typically involves draining the unit and adding antifreeze to the system.

Troubleshooting Common Issues

Even with regular maintenance, you might encounter some common issues with your tankless water heater:

– Inconsistent Water Temperature: If you experience fluctuating water temperatures, it could be due to a clogged filter or a malfunctioning thermostat.

– No Hot Water: A lack of hot water might indicate a problem with the power supply, a tripped breaker, a failed heating element, or a propane issue.

– Error Codes: Modern tankless water heaters often display error codes to help diagnose issues. Refer to your owner’s manual to understand what these codes mean and how to address them.

Professional Help and Support

While many maintenance tasks can be performed by the RV owner, some issues may require professional assistance. If you’re uncomfortable performing certain maintenance tasks or encounter a problem you can’t solve, don’t hesitate to reach out to mike@lastingmemoriesrv.com

By following these maintenance tips, you can enjoy the benefits of your tankless RV water heater for many adventures to come. Remember, preventative maintenance not only extends the life of your water heater but also ensures you have access to hot water whenever you need it on your travels.