When my boiler gets hot it shuts down and will not come on again until it gets cold. I have replaced the pressure switch, as advised my a local plumber. But it's not help at all. Could anyone advise me as to what to do next please.
Kind regards
John.

John Procopis, February 2011

you`re on the wrong site,by the way I`ve an old boiler too,she`s out at work at the moment

spock, February 2011