Recent content by psynegy

It's pressurised to about 2bar according to the boiler dial. The radiator I was testing was one floor above.

In terms of pressure in the CH system, when I bleed a radiator, should there be a dribble of water, or a fair amount?

Hi, I've been trying to find some information on how to drain my central heating system, it's a Biasi Combi Boiler (Model: M90F 28S). My main concern is not knowing what the different pipes coming in and out of the system are, photo attached. Really all I want to do is flush out...