how can i fix the heating on my worcester 24cdi boiler?
hi hope you can help with my worcester 24cdi boiler problem
my heating is working up stairs rads get very hot .
but they do not get hot downstairs at all.
i have changed the rads and new valves on all ,
have bled the system a few times now ,
and no air is in the system
Brian, September 2007