Low
Light on on Worcester Bosch Heatslave

Your boiler is currently working as expected and is responding to a request to provide heating for your home.

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

Heating demand on boiler is OK

DIY fix possible

Check your room thermostat is set to the desired temperatureEnsure your programmer or timer is set to an 'on' periodNo further action is required as this is a status indicator rather than a fault

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