The rinnai energysaver 1004f error code 11 is a common error that occurs when the device is not able to connect to the internet. There can be a number of reasons why this error occurs, but the most common reason is that the device is not able to connect to the internet. This can be due to a number of factors, such as the device being in a different location than the internet, or the device being turned off.
Some users might also have success with:
- Check the gas supply.
- Check for blockages in the combustion chamber.
- Check the igniter.
- Check the flame rod.
- Check the gas pressure.
- Check the control board.
- Check for loose wires.
- Call a technician.