Low
204 on Worcester Bosch Heatslave

Your boiler has temporarily stopped firing because it is currently hotter than it needs to be to meet your heating or hot water settings.

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

The boiler is waiting – the actual temperature is higher than the calculated or selected boiler temperature

DIY fix possible

Wait for the system to cool down naturally for 15-30 minutesCheck that your room thermostat is set to the desired temperatureEnsure at least one or two radiators have their valves fully open to allow heat to dissipate

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