I have a cold radiator the cause of which is possibly the Radiator Valve.
To remove it and check the bvalve - which I suspect is stuck, do I need to drain the radiator down first ?
There appear to be lots of other users with the same problem
To remove it and check the bvalve - which I suspect is stuck, do I need to drain the radiator down first ?
There appear to be lots of other users with the same problem