We may have found other answers which could help you.
Click here for Boiler Heating Combi
boiler keeps going out?
Ariston Microgenus 23 MFFI PCB Defect?
Why does my boiler remain ON - even when switch is moved to OFF?
error code e02 wont work when pressurised?
gas boiler keeps going to reset?
Error light blinking (orange colour) on Ariston e-combi boiler?