While you wait for answers, we may have found some information which could help you.
Click here for Heating Freezing Cold Hot WaterPilot light won't relight?
potterton kingfisher boiler central heating not turning on?
My radiators will not go off?
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?
Potterton kingfisher 2ignition problem?