What does error E.04.12 on my REMEHA Gas 220 Ace 300 mean?
If your REMEHA Boiler displays error E.04.12, indicating a false flame signal, it could be due to several reasons. If the burner remains very hot, set the O 2. If ionisation current is measured but no flame should be present, check the ionisation/ignition electrode. A faulty gas valve or ignition transformer may also be the cause, so consider replacing these components if necessary.
What does error A.02.06 mean on my REMEHA Boiler?
If your REMEHA Boiler displays error code A.02.06, it indicates a water pressure warning. The water pressure is too low, so check the water pressure.
How to fix error E.04.15 on REMEHA Gas 220 Ace 300?
If your REMEHA Boiler displays error code E.04.15, it indicates that the flue gas outlet is blocked. To resolve this, check that the flue gas outlet is not blocked and restart the boiler.
What does error E.02.17 mean on my REMEHA Gas 220 Ace 300 Boiler?
If your REMEHA Boiler displays error code E.02.17, it indicates a communication error with the security kernel. To resolve this, restart the boiler or replace the CU-GH.
What should I do if my REMEHA Gas 220 Ace 300 shows error H.01.00?
If your REMEHA Boiler displays error code H.01.00, it indicates a communication error with the security kernel. To resolve this, restart the boiler or replace the CU-GH.
How to fix a REMEHA Gas 220 Ace 300 Boiler when the flue gas temperature is too high?
If the flue gas temperature of your REMEHA Boiler has exceeded the maximum operating value, check the flue gas outlet system and the heat exchanger for clogs. If those are fine, the sensor may be faulty and require replacement.
What does error H.02.10 mean on my REMEHA Gas 220 Ace 300 Boiler?
If your REMEHA Boiler displays error code H.02.10, it could be due to an external cause, so remove the external cause. It could also be due to a wrong parameter set, so check the parameters. Finally, check the connection for any bad connections.
What does error E.00.21 mean on my REMEHA Gas 220 Ace 300 Boiler?
If your REMEHA Boiler displays error code E.00.21, indicating the flue gas sensor is short-circuited, check the wiring and connectors for bad connections. Ensure the sensor has been correctly fitted. If the issue persists, the sensor may be faulty and need replacement.
What does error H.03.00 on a REMEHA Boiler mean?
If your REMEHA Boiler displays error code H.03.00, it indicates a parameter error with the security kernel. To resolve this, restart the boiler or replace the CU-GH.
What does error E.04.00 mean on my REMEHA Gas 220 Ace 300 Boiler and how do I fix it?
If your REMEHA Boiler displays error code E.04.00, the solution is to replace the CU-GH.
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