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Click here for Ariston Clas BoilerAriston Microgenus 23 MFFI PCB Defect?
Error light blinking (orange colour) on Ariston e-combi boiler?
gas boiler keeps going to reset?
error code e02 wont work when pressurised?
ariston boiler slow to ignite?
I have an Ariston Clas He system with an error code of 1P2?