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FANUC Alarm ARC-002 — STOPL Illegal arc schedule number (%s^4,%d^5)

FANUC ARC-002 (“STOPL Illegal arc schedule number (%s^4,%d^5)”): An arc instruction contained an illegal schedule number. First check: Check if weld controler is functioning correctly, or powered on.

Updated 2026-08-29 · LogrobotLM reference

Description

An arc instruction contained an illegal schedule number.

Remedy · Remède

Check if weld controler is functioning correctly, or powered on.

Frequently asked · Questions fréquentes

What does FANUC alarm ARC-002 mean?
FANUC ARC-002 (“STOPL Illegal arc schedule number (%s^4,%d^5)”): An arc instruction contained an illegal schedule number.
How do you troubleshoot FANUC alarm ARC-002?
Check if weld controler is functioning correctly, or powered on.

Related codes / Codes liés

ARC-001STOPL Illegal arc equipment configARC-003STOPL No gas flow (%s^4,%d^5)ARC-004WARN Gas flow after weld (%s^4,%d^5)

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 →