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-305 — WARN Can't maintain speed L:%d^5

FANUC MOTN-305 (“WARN Can't maintain speed L:%d^5”): Can’t maintain program speed on the path be of robot constraint. First check: This is just a notification.

Updated 2026-08-29 · LogrobotLM reference

Description

Can’t maintain program speed on the path be of robot constraint.

Remedy · Remède

This is just a notification. You do not have to do anything for this warning messsage.

Frequently asked · Questions fréquentes

What does FANUC alarm MOTN-305 mean?
FANUC MOTN-305 (“WARN Can't maintain speed L:%d^5”): Can’t maintain program speed on the path be of robot constraint.
How do you troubleshoot FANUC alarm MOTN-305?
This is just a notification. You do not have to do anything for this warning messsage.

Related codes / Codes liés

MOTN-303WARN Can't maintain CDist L:%d^5MOTN-304WARN CS:Prog speed achieved L:%d^5MOTN-306STOP Can't replan (G:%d^2, A:%x^3 Hex)MOTN-307STOP Mismatch MMR (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 →