my boiler power light is flashing?
My potterton boiler keeps losing water pressure and condens?
pilot light wont ignite?
Boiler lockout?
How do I fix a Potterton combi boiler E168 Lock outfault?
Potterton Prima 60F- can you start it manually?
Potterton proforma system boiler 18 he?
Potterton Perfoma 24. Hot water works fine No heating?
Potterton system proforma 18he?
Intermittent hot water fault on my Potterton Performa 28?
Potterton ep22?
potterton prima F not firing up?
Is it easy to replace thermostat on potterton profile 80?
Not hot water?
why do I have to pressurising my boiler?