Recent content by sibi

Thanks for the reply. Unfortunately Have also let the air out through the manual vent many times. This looks like every time i unscrew the tap there is always some air (very small amount) until water comes out. Have also let the air out of radiators but again this looks like a never ending...

Hi, whenever I turn the central heating on there is this whoosh and whoosh again and again then stopes then starts again. At the same time hammering noise that appears to be coming from the 3 way mid-positioning valve. when the valve is switched to opposite position (water boiler only)...