While you wait for answers, we may have found some information which could help you.
Click here for Combi Heat FiresNo display on Ariston e-combi approx3yrs old?
What is the problem?
Error light blinking (orange colour) on Ariston e-combi boiler?
Ariston Microgenus 23 MFFI PCB Defect?
I have an Ariston Genus boiler. Fault showing 30 40 50, I can't find manual?
boiler keeps going out?