Low
Neon I3 on Ideal Mexico Super

This is a normal status indicator showing that your boiler is receiving power and is ready to operate.

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

No action required as this indicates the power is switched onIf the boiler is not heating, check that your thermostat or programmer is calling for heatEnsure the gas supply is turned on

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