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FANUC Alarm MOTN-066 — STOP Degenerate circle (G:%d^2)

FANUC MOTN-066 (“STOP Degenerate circle (G:%d^2)”): Degenerate circle First check: Reteach via and/or destination positions

Updated 2026-08-29 · LogrobotLM reference

Description

Degenerate circle

Remedy · Remède

Reteach via and/or destination positions

Frequently asked · Questions fréquentes

What does FANUC alarm MOTN-066 mean?
FANUC MOTN-066 (“STOP Degenerate circle (G:%d^2)”): Degenerate circle
How do you troubleshoot FANUC alarm MOTN-066?
Reteach via and/or destination positions

Related codes / Codes liés

MOTN-064STOP Rs orientation error (G:%d^2)MOTN-065STOP AES orientation error (G:%d^2)MOTN-067STOP Ata2 error in circle (G:%d^2)MOTN-068STOP Invalid Prgoverride (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 →