I have an Ariston Clas He system with an error code of 1P2?
ariston boiler slow to ignite?
error code e02 wont work when pressurised?
Error light blinking (orange colour) on Ariston e-combi boiler?
Ariston Microgenus 23 MFFI PCB Defect?
Why does my boiler remain ON - even when switch is moved to OFF?