While you wait for answers, we may have found some information which could help you.
Click here for Radiators Will Not OffCentral heating radiator doesn't gets hot sometimes and sometimes does?
Where can I get instructions for potterton Kingfisher II?
Pottertton Kingfisher Boiler Overheating ?
Potterton kingfisher 2ignition problem?
my down stairs CH doesn't gets hot.can anyone tell me what's the problem?
Pilot light won't relight?