Turn off the boiler
Tie up the ball valve in the tank in the loft.
Connect hose pipe to drain valve on bottom rad and drain - opening air
screws, upstairs, then downstairs when level has dropped
Remove old rad valve
Remove the old rad tail using rad spanner and wrap LOADS of  PTFE around the
new rad tail supplied with the TRV and screw in
connect TRV to the rad tail and feed pipe and wrap PTFE around the
compressions threads

re-fill and bleed all rads.

If anyone has done such a job and has any hints/tips or NOT To DO's, please
post.

Thanks in advance

"vw-stuff"  wrote in message 
news:Jcudnd6dKZeFw5neRVnyuA@pipex.net...

> Turn off the boiler
> Tie up the ball valve in the tank in the loft.
> Connect hose pipe to drain valve on bottom rad and drain - opening air
> screws, upstairs, then downstairs when level has dropped
> Remove old rad valve
> Remove the old rad tail using rad spanner and wrap LOADS of  PTFE around 
> the
> new rad tail supplied with the TRV and screw in
> connect TRV to the rad tail and feed pipe and wrap PTFE around the
> compressions threads
>
> re-fill and bleed all rads.
>
> If anyone has done such a job and has any hints/tips or NOT To DO's, 
> please
> post.
>
> Thanks in advance
>


All I can think of is remember the fernox inhibitor when re-filling
-- 
Vass

Yes, I already have that.
Only thing that worries me is the re-filling - making sure all the valves
are water tight and getting ALL the air out of the system.




"Vass"  wrote in message
news:c8OdnWk4hpd4-JneRVnytw@eclipse.net.uk...

>
> "vw-stuff"  wrote in message
> news:Jcudnd6dKZeFw5neRVnyuA@pipex.net...
> > Turn off the boiler
> > Tie up the ball valve in the tank in the loft.
> > Connect hose pipe to drain valve on bottom rad and drain - opening air
> > screws, upstairs, then downstairs when level has dropped
> > Remove old rad valve
> > Remove the old rad tail using rad spanner and wrap LOADS of  PTFE around
> > the
> > new rad tail supplied with the TRV and screw in
> > connect TRV to the rad tail and feed pipe and wrap PTFE around the
> > compressions threads
> >
> > re-fill and bleed all rads.
> >
> > If anyone has done such a job and has any hints/tips or NOT To DO's,
> > please
> > post.
> >
> > Thanks in advance
> >
>
> All I can think of is remember the fernox inhibitor when re-filling
> -- 
> Vass
>
>

"vw-stuff"  wrote in message 
news:de6dnQk7i-UN7pneRVnyrA@pipex.net...

> Yes, I already have that.
> Only thing that worries me is the re-filling - making sure all the valves
> are water tight and getting ALL the air out of the system.
>
>


Dont worry,
bleed the rads again in a week, 2 weeks, 3 weeks till nothing comes out
-- 
Vass