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 PALT-204 — WARN Illegal:boxes are remaining!

FANUC PALT-204 (“WARN Illegal:boxes are remaining!”): Part drop recovery: selected option cannot have boxes remaining in the gripper. First check: Choose another option or check gripper sensors.

Updated 2026-08-29 · LogrobotLM reference

Description

Part drop recovery: selected option cannot have boxes remaining in the gripper.

Remedy · Remède

Choose another option or check gripper sensors.

Frequently asked · Questions fréquentes

What does FANUC alarm PALT-204 mean?
FANUC PALT-204 (“WARN Illegal:boxes are remaining!”): Part drop recovery: selected option cannot have boxes remaining in the gripper.
How do you troubleshoot FANUC alarm PALT-204?
Choose another option or check gripper sensors.

Related codes / Codes liés

PALT-202WARN Illegal. At perch or maintenance.PALT-203WARN NO boxes are remaining.PALT-205WARN Error - Processing UL data NOT donePALT-206WARN Invalid Unit load req: ul %s

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 →