Low
Toggle on/off on Worcester Bosch Greenstar 35 CDi

Your boiler is simply flashing because the reset button was tapped, and it is waiting for a moment to restart its normal cycle.

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

Reset button pressed by mistake.

DIY fix possible

Wait 30 seconds for the boiler to complete its internal checkIf the light continues to flash, press and hold the reset button for five secondsWait for the display to return to a steady temperature reading

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