While specific manuals should be consulted for definitive lists, the codes generally follow a logic based on the machine’s axes:
Modern Essilor Kappa machines (Delta, Kappa, Kappa CT) often display a error code followed by a secondary hex or decimal number. For example: Error 203 (0x07) . The secondary code points to a specific axis:
Because the Kappa relies on pneumatic pressure, servomotors, optical encoders, and water cooling, error codes generally fall into five categories:
If your machine displays a code not listed above, follow these universal recovery steps recommended by Essilor Instruments Restart the System