While you wait for answers, we may have found some information which could help you.
Click here for Boiler Years Heatingmy down stairs CH doesn't gets hot.can anyone tell me what's the problem?
Radiators upstairs will not go off after relighting Potterton Kingfisher ?
Central heating radiator doesn't gets hot sometimes and sometimes does?
how to repair potterton kingfisher?
Potterton kingfisher 2ignition problem?
Pottertton Kingfisher Boiler Overheating ?