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 APSH-158WARN No group output for weld sched

FANUC APSH-158 (“WARN No group output for weld sched”): The group output that contains the weld schedule has not been configured yet. First check: Go to the Weld Intface Output menu, and edit the index of the Weld Schedule I/O point.

Updated 2026-08-29 · LogrobotLM reference

Description

The group output that contains the weld schedule has not been configured yet.

Remedy · Remède

Go to the Weld Intface Output menu, and edit the index of the Weld Schedule I/O point. Make sure the group output has been properly configured from the Group Output menu. You must cold start the controller when changing this index, or redefining the group output.

Frequently asked · Questions fréquentes

What does FANUC alarm APSH-158 mean?
FANUC APSH-158 (“WARN No group output for weld sched”): The group output that contains the weld schedule has not been configured yet.
How do you troubleshoot FANUC alarm APSH-158?
Go to the Weld Intface Output menu, and edit the index of the Weld Schedule I/O point. Make sure the group output has been properly configured from the Group Output menu. You must cold start the controller when changing this index, or redefining the group output.

Related codes / Codes liés

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 →