We may have found other answers which could help you.
Success
Message
no fault code ?
How to get hot water?
threeway valve?
identifying the flow and return pipe?
We are not getting hot water Whymight that be?
Radiators?
No heating or hot water?
Potterton performa 24 boiler?
changing a FP 2000 Programmer?
Potter powermax HE won't refill?
dhw working fine but chw switsh off after 10 second?
suprima 50?