Heater error codes and troubleshooting guides

Ariston Axios Lux Eco error code E50 means maintenance request. This guide explains the likely causes, the safest first checks, and when support or service is...

Ariston Next Evo X SFT 16 error code A4 means flame lift during burning (3 times). This guide explains the likely causes, the safest first checks, and when sup...

Ariston Axios Lux Eco error code DRIP means leakage detected. This guide explains the likely causes, the safest first checks, and when support or service is th...

Ariston Axios Lux Eco error code E10 means nTC sensor fault. This guide explains the likely causes, the safest first checks, and when support or service is the...

Ariston Next Evo X SFT 11 error code A3 means flue pipe blockage. This guide explains the likely causes, the safest first checks, and when support or service i...

Ariston Next Evo X SFT 11 error code EE means solar energy function fault protection (water inlet temperature exceeds 65 C). This guide explains the likely cau...

Ariston Axios Lux Eco error code E02 means water overheating. This guide explains the likely causes, the safest first checks, and when support or service is th...

Ariston Next Evo X SFT 11 error code E6 means flame detected without gas ignition. This guide explains the likely causes, the safest first checks, and when sup...

Ariston Next Evo X SFT 11 error code A7 means cold water temperature probe circuit open or short circuit. This guide explains the likely causes, the safest fir...

Ariston Axios Lux Eco error code E04 means dry heating. This guide explains the likely causes, the safest first checks, and when support or service is the bett...

Ariston Axios Lux Eco error code E90 means heating element fault. This guide explains the likely causes, the safest first checks, and when support or service i...

Ariston Next Evo X SFT 11 error code 70 means parameter setting error protection (parameter setting error). This guide explains the likely causes, the safest f...