FANUC Alarm ARC-127 — Cannot change stitch schedules
FANUC ARC-127 (“Cannot change stitch schedules”): An Arc Stitch instruction could not execute because a stitch weld was already executing. First check: Edit the program so the Arc Stitch instruction does not follow an Arc Stitch.
Updated 2026-08-29 · LogrobotLM reference
Description
An Arc Stitch instruction could not execute because a stitch weld was already executing. Stitch welds cannot include weld schedule changes.
Remedy · Remède
Edit the program so the Arc Stitch instruction does not follow an Arc Stitch.
Frequently asked · Questions fréquentes
- What does FANUC alarm ARC-127 mean?
- FANUC ARC-127 (“Cannot change stitch schedules”): An Arc Stitch instruction could not execute because a stitch weld was already executing. Stitch welds cannot include weld schedule changes.
- How do you troubleshoot FANUC alarm ARC-127?
- Edit the program so the Arc Stitch instruction does not follow an Arc Stitch.
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 →