3009

Machining Interference Occurred

Fanuc · Series 0i Manual Guide

What does 3009 mean?

This P/S alarm indicates that an interference has occurred during machining, such as the tool path colliding with the opposite machining area or an existing feature. A common cause is a cutter radius being too large for the defined machining area, posing a risk of tool breakage or part damage.

Repair Steps

  1. 1

    Modify the machining program to resolve the interference, potentially by adjusting the cutter radius, optimizing the tool path, or altering the machining area.

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Verified technical data. Last updated: March 2026
Source: Fanuc Series 0i Manual Guide