Low
Hot Water Active (Green) on Firebird Enviro Combi 26

Your boiler is working exactly as it should and is currently heating water for your taps or shower.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

Technical description

This signifies that the boiler is currently providing hot water. A solid green light here also indicates normal operation.

DIY fix possible

This fault may be fixable without an engineer. Check your manual first.

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