Haas Alarm: 142 – A-AXIS MOTOR Z FAULT

Haas Alarm: 142 A-AXIS MOTOR Z FAULT – Encoder marker pulse count failure. This alarm usually means that the encoder has been damaged and encoder position data is unreliable. It can also be caused by damaged motor cable or a loose encoder cable connection on motor or encoder input on the Mocon PCB. (Mill) Check A-axis cable connection on side of electrical cabinet.