SP0134

Soft Phase Alarm

Fanuc · αi Series AC Servo Motor and Spindle

What does SP0134 mean?

An abnormal acceleration rate has been detected in the spindle motor. This indicates that the motor is accelerating too rapidly or outside its expected operational limits.

Repair Steps

  1. 1

    Review the spindle acceleration parameters (e.g., in parameter manual B-65280EN/06). Adjust if necessary.

  2. 2

    Monitor the motor's acceleration profile during operation using diagnostic tools.

  3. 3

    Check for mechanical issues like excessive load or binding that could cause abnormal acceleration.

Browse all codes in this manual (29)
Verified technical data. Last updated: March 2026
Source: Fanuc αi Series AC Servo Motor and Spindle