Low
Neon I3 on Ideal Icos

Your boiler is receiving power and is currently in its power-on standby mode.

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

Mains electricity ON

DIY fix possible

Check if the heating or hot water controls are actually calling for heatEnsure the external room thermostat is turned upCheck that the programmer or timer is set to an 'ON' period

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