Fanuc 0i Error Code 425

Fanuc CNC Major Servo Alarm

Model: FANUC Series 0i / 0i Mate | Code: 425

Applicable Systems
Series 0i Series 16/18/21 Alpha Beta

Symptoms

Y axis speed command exceeded the limit.

Possible Causes

  • Commanded speed exceeds the maximum allowed value.
  • Incorrect parameter setting or program error.

Troubleshooting Steps

  1. Step 1: Check speed-related parameters.
    Parameter issue identified.
  2. Step 2: Verify program commands are within speed limits.
    Speed command corrected and alarm cleared.

How to Reset

Correct the speed command and reset to clear the alarm.

Related Fanuc Fault Codes

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Source: Fanuc 0i/0iMate Alarm Code List, FANUC Corporation

Category: CNC