While you wait for answers, we may have found some information which could help you.
Click here for Combi Boiler Home Heating Timer
ariston boiler slow to ignite?
Error light blinking (orange colour) on Ariston e-combi boiler?
No display on Ariston e-combi approx3yrs old?
error code e02 wont work when pressurised?
Why does my boiler remain ON - even when switch is moved to OFF?
boiler keeps going out?