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 FXTL-066 — Invalid group number

FANUC FXTL-066 (“Invalid group number”): An invalid positioner group number was specified in a GROUP statement. First check: Specify a valid group number in the range from 1 - 20.

Updated 2026-08-29 · LogrobotLM reference

Description

An invalid positioner group number was specified in a GROUP statement.

Remedy · Remède

Specify a valid group number in the range from 1 - 20.

Frequently asked · Questions fréquentes

What does FANUC alarm FXTL-066 mean?
FANUC FXTL-066 (“Invalid group number”): An invalid positioner group number was specified in a GROUP statement.
How do you troubleshoot FANUC alarm FXTL-066?
Specify a valid group number in the range from 1 - 20.

Related codes / Codes liés

FXTL-064Unit is bypassedFXTL-065Tray %d in HOLD stateFXTL-067Duplicate group numberFXTL-068Invalid PLC command: T%d

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 →