I tried turning off the valves and not had any obvious joy.
However I took off the lock shield end and drain the rad proving I guess we do not have a through put as the trv end was open.
However once I put rad back together for the first time the trv end pipe was hot, this is a step in the...
Thanks both.
The lock shield valve is open and I have given the trv valve a good tap but sadly no joy.
Forgive my ignorance but i am a little unsure. What you mean when saying to remove lock shields?
I was convinced it was not connected to hot water loop originally but I opened the drain nut...
Just moved into a new build that has sat empty got two years.
We have two radiators that have hot water supply but have never been hot. I have had both TRV valves off the radiators and both pins come up.
My only thought is that the internal gubbings of the TRV that actually do the job...