FANUC Alarm PALT-109 — WARN Part still present in tool …

Manufacturer wording — WARN Part still present in tool %s
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC PALT-109 (“WARN Part still present in tool …”): Part presence sensor is still detecting part or faulty sensor First check: Check if part presence is OFF and if not if the sensor is ok.

Updated 2026-09-17 · LogrobotLM reference

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →