While you wait for answers, we may have found some information which could help you.
Click here for Light Light KingfisherPotterton kingfisher 2ignition problem?
Pottertton Kingfisher Boiler Overheating ?
Potterton kingfisher 0-max knob?
Radiators upstairs will not go off after relighting Potterton Kingfisher ?
Where can I get instructions for potterton Kingfisher II?
my down stairs CH doesn't gets hot.can anyone tell me what's the problem?