OK... Bled the radiator with alternate valves closed. To my surprise both times it bled - indicating both valves flowing ok.
Scratch my head. Start pondering... was this radiator ever warm as we only moved in 1 year ago. Ask wife... Yes she replies it used to be fine.
Ponder further...
The Valves aren't thermostatic.
But yes I did flush it through when I rehung it. Stood it on each end angled over the outside drain and blasted a hosepipe down it for a few minutes till the water ran as clear as I could get it.
I'd actually removed two rads in the room and last night I...
Removed a rad for decorating.
When I re-hung it and opened the valves both ends, it bled fine, filled up completely and was hot (heating was on when i re-hung it).
However once it cooled down it did not heat up again next time the heating was on and it will no longer re-heat.
The pipe...