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 MOTN-309 — WARN Circular speed reduced L:%d^5

FANUC MOTN-309 (“WARN Circular speed reduced L:%d^5”): Circular speed is reduced be of robot contraint First check: Reduce program speed not to display .

Updated 2026-08-29 · LogrobotLM reference

Description

Circular speed is reduced be of robot contraint

Remedy · Remède

Reduce program speed not to display .

Frequently asked · Questions fréquentes

What does FANUC alarm MOTN-309 mean?
FANUC MOTN-309 (“WARN Circular speed reduced L:%d^5”): Circular speed is reduced be of robot contraint
How do you troubleshoot FANUC alarm MOTN-309?
Reduce program speed not to display .

Related codes / Codes liés

MOTN-307STOP Mismatch MMR (G:%d^2)MOTN-308WARN FINE termtype used L:%d^5MOTN-310STOP Pos. Cfg. change 2 (G:%d^2)MOTN-311STOP Path to resume is changed(G:%d^2)

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 →