LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free → · Le diagnostic IA qui lit la sauvegarde de votre robot, sans rien téléverser.

FANUC Alarm MHND-254 — PAUSE %s not sensing part

FANUC MHND-254 (“PAUSE %s not sensing part”): The part present input does not detect the signal First check: Check if part is in range of the switch

Updated 2026-08-29 · LogrobotLM reference

Description

The part present input does not detect the signal

Remedy · Remède

Check if part is in range of the switch

Frequently asked · Questions fréquentes

What does FANUC alarm MHND-254 mean?
FANUC MHND-254 (“PAUSE %s not sensing part”): The part present input does not detect the signal
How do you troubleshoot FANUC alarm MHND-254?
Check if part is in range of the switch

Related codes / Codes liés

MHND-252ABORT Valve %s is not setupMHND-253ABORT No parameters passed to routineMHND-255PAUSE %s still reading partMHND-256PAUSE Clamp %s state error

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. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →