Fanuc 0i Error Code 041

Fanuc CNC Major P/S Alarm

Model: FANUC Series 0i / 0i Mate | Code: 041

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

Symptoms

An overcut condition was detected in tool compensation for G02/G03.

Possible Causes

  • The circular move with compensation would cause overcut.
  • Tool radius too large relative to the arc radius.

Troubleshooting Steps

  1. Step 1: Check the arc radius against the tool nose radius.
    Arc radius too small for tool radius.
  2. Step 2: Increase the arc radius or reduce the tool nose radius.
    Program executes the arc without overcut.

How to Reset

Fix the overcut in the arc and reset to clear the alarm.

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

Category: CNC