Rancilio error codes and service modes

Pick your Rancilio model to see its error codes, how to enter service mode and what each setting does.

Italian espresso machine maker (Rancilio Group). Classe machines show E (error, machine stops) and W (warning) codes.

Coffee machines

• Rancilio Classe 20 (ASB, USB, DE)Espresso machine · 20 codes
• Rancilio Classe 7 (USB and S)Espresso machine · 14 codes
• Rancilio Classe 9 (USB and S)Espresso machine · 23 codes

ServiceModes is not affiliated with Rancilio or any other manufacturer. Written in our own words from the manufacturer's documentation.