Recent content by swissvalley46

Would the diaphragm be in the be in the DHW pressure differential valve, what could be the problem with the diaphragm, sticking ? and how hard is it to replace? Many thanks for your prompt reply.

Hi, I am hoping someone will be able to give some advice. I have a Baxi 80 Eco combi which will not fire when hot water tap is turned on although the heating works fine. When the hot tap is turned on flow isn't very fast but it never has been great but the boiler does nothing and the water runs...