: If the motor brake does not release properly (24V DC not reaching the coil), the motor will pull excessive current trying to move, triggering the alarm. Shorted Motor or Cable
To troubleshoot the Fanuc 414 servo alarm, follow these steps: fanuc 414 servo alarm z axis detect error
The 414 alarm can stem from both electrical and mechanical sources: Fanuc 414 Servo Alarm Z Axis CNC Vertical machine : If the motor brake does not release