Recent content by Donks

After advice on this site and others, I have identified the issue as a faulty port valve (there are 2). When both valves are switched to manual and the heating is turned on, I get hot water too. However, as there are two, I'm not sure which one is causing the problem. When the heating is...

We have the same problem with our Ideal Icos HE12 - central heating ok, but no hot water. Is it a common problem with this model? We called out a heating engineer to service it, and he told us "it is the type of boiler that needs the immersion heater to be switched on at all times". Now I'm...