Low
Peripheral / Pump LED Green on Baxi Solo 3 40 PF

Your boiler is receiving a signal from your thermostat to turn on, which is a normal part of the heating process.

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

Thermostat is calling for heat

DIY fix possible

Check that your room thermostat is set to the desired temperatureEnsure your programmer or timer is set to 'ON' or 'AUTO'Wait a few minutes for the boiler to complete its start-up sequence

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