kev, thanks, could you tell me where the changeover valve is situated, i am printing out the whole booklet on this boiler from the internet as we write.
is this something a layman can do or should i tell her to get a plumber in and any idea what it would cost her to replce this item (approx)...
can anyone help my daughter fathom out her problem please. she lives in a hard water area in chippenham and has a celtic plus combi boiler.
the BAR pressure showing on the boiler is 3.4 out of 4
even though the hot water dial is turned up fully, the heating meter shows only 34 degrees (it can...