While you wait for answers, we may have found some information which could help you.
Click here for Water Central TurnI have an Ariston Clas He system with an error code of 1P2?
Ariston Microgenus 23 MFFI PCB Defect?
gas boiler keeps going to reset?
What is the problem?
error code e02 wont work when pressurised?
No display on Ariston e-combi approx3yrs old?