How do you clear error code on Rinnai?

How to Fix: Flush the heat exchanger as per the recommended flushing procedure found in the owner’s manual. To temporarily reset the code, press the ON/OFF button 5 times. This will allow the unit to operate for 70 hours after which another LC code will lock the unit from operating.

Where are the error codes on my Rinnai tankless water heater?

The previous nine error codes are stored in memory. To access these codes, hold the ON/OFF button for two seconds and simultaneously press the UP arrow. Have a different tankless water heater brand that needs troubleshooting?

Why is there an error code 12 on Rinnai?

If water is not equipped with the control panel, the same error code appears on the remote controller. While the error 12 is a flame error code, the flame rod is not the only culprit – there are several other reasons for the flame failure: Check that all gas valves – on a water heater and gas pipes are open.

How do you get out of maintenance mode on Rinnai?

Press and hold the ON/OFF button for a few seconds, and while holding, press the UP button. You will see the last nine codes on display, flashing. To exit from this maintenance mode, press and hold the ON/OFF button for a few seconds and press the UP button at the same time.

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.

The previous nine error codes are stored in memory. To access these codes, hold the ON/OFF button for two seconds and simultaneously press the UP arrow. Have a different tankless water heater brand that needs troubleshooting?

If water is not equipped with the control panel, the same error code appears on the remote controller. While the error 12 is a flame error code, the flame rod is not the only culprit – there are several other reasons for the flame failure: Check that all gas valves – on a water heater and gas pipes are open.

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.

Press and hold the ON/OFF button for a few seconds, and while holding, press the UP button. You will see the last nine codes on display, flashing. To exit from this maintenance mode, press and hold the ON/OFF button for a few seconds and press the UP button at the same time.