by Cpt Nemo »
Tue Mar 13, 2007 5:51 pm
Hi melinka
Are there any motorised valves which would control the flow of water between the hot water side and the radiators in your system? If so, it might be possible that one of them has a fault.
Cheers
Jim
PS You can also find out more about the Weekend Plumbing course and our CH & Wiring Controls course by following the link at the bottom of each project on this site.