CNC alarms, fixed on the shop floor

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FANUC

411 EXCESS ERROR WHILE MOVING

이동 중 위치편차 과대

What it means

Position deviation exceeded the limit during axis motion.

Check first

  1. Check way lube delivery first
  2. Reduce feed/acceleration and retry
  3. Compare parameter 1828 with backup

Common causes

  • Mechanical binding
  • Way lube starvation
  • Aggressive acceleration settings
  • Amplifier or motor fault

Field fixes

No field cases yet.

Alarm text varies by control version and machine builder. Confirm with your manual before work and follow lockout procedures for electrical work.