Keston Boiler Error Codes Explained: Causes & Fixes
Keston boiler error codes appear on the display when your heating system detects a problem and shuts down to stay safe. These codes help pinpoint issues ranging from simple low…
Boiler Guides
Baxi Boiler 118 Error Code Explained: Causes & How to Fix
The 118 error code means your Baxi boiler has detected low water pressure in the system. This safety feature stops the boiler from operating to prevent damage when pressure is…
Viessmann Boiler F5 Fault Code Explained: Causes & How to Fix
The F5 fault code appears when your Viessmann boiler detects a problem with the air pressure switch or related fan operation. This safety lockout stops the unit to ensure safe…
Worcester Boiler U9 Fault Code Explained: Causes & How to Fix
The U9 fault code appears when your Worcester boiler detects that the internal temperature has risen to 109 degrees Celsius triggering an overheating indicator. This safety feature stops the unit…
Ideal Logic Boiler FD Fault Code Explained: Causes & How to Fix
The FD fault code appears when your Ideal Logic boiler cannot detect proper water flow through the system. This safety lockout stops the unit to prevent overheating and leaves you…
Viessmann Boiler F1 Fault Code Explained: Causes & How to Fix
The F1 fault code appears when your Viessmann boiler detects that the flue gas temperature has risen too high. This safety lockout stops the unit to protect the heat exchanger…
Vokera Boiler Error Codes Explained: Causes and Fixes
The most common Vokera boiler error codes include A01 for ignition failure, A04 for low water pressure, A03 for fan faults, and sensor issues like A07 or A09. At Eazy…
Worcester Boiler 224 Fault Code Explained: Causes & How to Fix
The Worcester boiler 224 fault code appears when your boiler detects that the flow temperature has risen too high triggering the safety thermostat. This lockout stops the unit to protect…
Ideal Boiler FL Fault Code Explained: Causes & How to Fix
The Ideal boiler FL fault code appears when your boiler detects that the flame has gone out or failed to establish properly during operation. This safety lockout stops the unit…
Vaillant Boiler F61 Fault Code Explained: Causes & How to Fix
The F61 fault code appears when your Vaillant boiler detects a problem with the gas valve or the communication controlling it. This safety lockout stops operation to prevent unsafe gas…
Vaillant Boiler F22 Fault Code Explained: Causes & How to Fix
The Vaillant boiler F22 fault code appears when your heating system pressure drops too low for safe operation. This common issue stops the boiler to protect the pump and heat…
Ideal Boiler F3 Fault Code Explained: Causes & How to Fix
The Ideal boiler F3 fault code appears when your boiler detects a problem with the fan that helps manage airflow for safe combustion. This safety lockout stops the unit and…