Boilers Error Code Guides
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Alpha Boiler F15 Error Code: What It Means and How to Fix It
The F15 error code on an Alpha boiler indicates a fault with the domestic hot water (DHW) temperature…
Ferroli Boiler F15 Error Code: What It Means and How to Fix It
The F15 error code on a Ferroli boiler indicates a fault with the domestic hot water (DHW) flow…
Ferroli Boiler F16 Error Code: What It Means and What to Do
The F16 error code on a Ferroli boiler indicates a flow temperature sensor fault — specifically that the…
Ferroli Boiler F17 Error Code: What It Means and How to Fix It
The F17 error code on a Ferroli boiler indicates a fault with the boiler's ignition or flame detection…
Ferroli Boiler F18 Error Code: What It Means and How to Fix It
The F18 error code on a Ferroli boiler indicates a fault with the ignition or flame detection circuit,…
Ferroli Boiler F19 Error Code: What It Means and How to Fix It
The F19 error code on a Ferroli boiler indicates a fault with the flue gas temperature sensor or…
Ideal Boiler F2 Error Code: What It Means and How to Fix It
The F2 error code on an Ideal boiler indicates a flame failure — the boiler has tried to…
Vaillant Boiler F2 Error Code: What It Means and How to Fix It
The F2 error code on a Vaillant boiler indicates a flame loss fault — the boiler has either…
Viessmann Boiler F01 Error Code: What It Means and How to Fix It
The F01 error code on a Viessmann boiler indicates a flame failure — the boiler is attempting to…
Viessmann Boiler F02 Error Code: What It Means and How to Fix It
The F02 error code on a Viessmann boiler indicates a short circuit in the flow temperature sensor (NTC…