What the manual says
Manufacturer manualHeating remaining cut off for XX amount of time
From this model's manual
Verified against the Vaillant Combi Compact 282eb installation & service manual.
DIY fix possible
Wait approximately 5 to 10 minutes for the countdown to endCheck that your room thermostat is turned up higher than the current room temperatureEnsure all radiator valves are fully open to allow heat to dissipate
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