While you wait for answers, we may have found some information which could help you.
Click here for Ariston Water MorningI have an Ariston Clas He system with an error code of 1P2?
Error light blinking (orange colour) on Ariston e-combi boiler?
ariston boiler slow to ignite?
No display on Ariston e-combi approx3yrs old?
Why does my boiler remain ON - even when switch is moved to OFF?
error code e02 wont work when pressurised?