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Have an ideal logic 35 boiler, logic. Was loosing pressure several times per day on water and heating but just had new vessel and PRV fitted, now water fine, but on heating would be ok while heating on, rads hot and pressure ok, when heating stops and fan runs for 5mins then boiler stops the...

Hi folks, Im having problems topping up my boiler. I have read some of the other posts on the forum and thought I found the loop on the boiler but pressure wont shift. Here are the pipes, I am actually in italy. Not sure if that is the issue and pipes are set up different. But definitely cant...