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hi guys the pressure Vessel has pressure in it and seems to be holding I set it to 1 bar could it be the plate heat exchanger? :idea:

Hi as I thought I was going to have to top the expansion vessel up I switched off the boiler and let it cool down then drained the system and disconected the filling loop to create an open end ready for putting air in the expansion vessel but when i took the reading it had 2 bar in it. I not...

Hi Chris i have just checked pressure and there is 2 bar in the vessel

:cry: Hi Guys/Girls My Baxi 105 instants pressure gauge rises to over 3 bar when the heating is on and when you draw hot water or the pre heat comes on the pressure will drop about 0.5 bar. I have checked the expansion vessel and there is no water coming out of the vavle and there seems to be...