FANUC Alarm MHND-239 — WARN Error: Vacuum Made is not setup.

FANUC MHND-239 (“WARN Error: Vacuum Made is not setup.”): The vacuum made signal number (S#) can not be zero. First check: Select MENU, I/O, MH Valves to setup the gripper signals.

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 →