A got control to have for weather like we are having now.
Was up through the night to realise boiler was running. looked at the roomstat to see room temperature was 12 and temperature set for heat call was also 12 degrees C.
Evident the unit was operating in frost protection mode.
Was up through the night to realise boiler was running. looked at the roomstat to see room temperature was 12 and temperature set for heat call was also 12 degrees C.
Evident the unit was operating in frost protection mode.