What is code 12 on Rinnai?

If you’re getting Rinnai error code 12 on your hot water unit, it indicates that a flame failure has occurred on the system. In this instance, your hot water unit has not recognised that there is a flame in the burner box. Incorrect gas pressure supply your hot water unit.

What does error code 12 mean on Rinnai Water Heater?

What is Rinnai error code 12? An error code 12 found on the Rinnai tankless water heater means there is no flame, or a water heater didn’t recognize a flame in the combustion chamber. You can see diagnostic information on the control panel, where you set the temperature.

What does it mean when Rinnai says no flame?

Here is the list of the main causes of a Rinnai error code 12, also related to “no flame” and flame failure: What is a Rinnai error code 12? An error code 12 found on the Rinnai tankless water heater means ” no flame ” or a water heater didn’t recognize a flame in the combustion chamber.

What does error code 16 on Rinnai mean?

Rinnai error code 16 represents an overheating warning. If there is an error code, 16 displayed on the controller, inspect your Rinnai for low water flow or any foreign objects, debris, restrictions, or blockage in the airflow, vent, combustion chamber, heat exchanger, and exhaust system.

What to do if your Rinnai says error code 02?

The Rinnai error code 02 cannot be fixed by the user, and the only solution is to make a service call and have a certified technician inspect your Rinnai. If you live in an area with routine freezing winter temperatures, we’ve put together the article Maintaining Tankless Water Heaters in Freezing Temperatures.

What does the Rinnai error code 63 mean?

Rinnai error code 63 means there is a problem with the water flow and that it may have dropped below 1.3 GPM. Check if the water is running as normal, check all the filters, ensure there is no air bleeding and no air in the system, check the thermal bypass valve if installed.

What is code 12 on Rinnai?