On Tue, 7 Nov 2017 18:12:08 +0000, John Rumm
wrote:

On 07/11/2017 10:29, AnthonyL wrote:
I need to ensure I've got all the air out of my closed pressurised
system in order to resolve/eliminate another issue. Pressure is
around 0.8bar when I start, down to about 0.5bar when I've finished
and I then repressurise.

The bleed screws are those little square ones at the back (not side)
of each radiator so when they squirt out they hit the wallpaper.

One of the bleed keys with attached receptacle might solve that:

http://amzn.eu/dGXFk4i


Doesn't work on little square bleed valves that are on the back of the
panel

https://www.diynot.com/diy/media/untitled.85254/full



--
AnthonyL