While you wait for answers, we may have found some information which could help you.
Click here for Hot Water Central Heating Year Finehow can I get my potterton kingfisher CF 180 to fire up?
Potterton kingfisher 0-max knob?
My radiators will not go off?
Pilot light won't relight?
Central heating radiator doesn't gets hot sometimes and sometimes does?
my down stairs CH doesn't gets hot.can anyone tell me what's the problem?