LogrobotLM

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FANUC Alarm SRVO-266 — SERVO FENCE1 status abnormal

FANUC SRVO-266 (“SERVO FENCE1 status abnormal”): The FENCE2 status is still ON when the FENCE signal is asserted. First check: Repair the FENCE2 circuit.

Updated 2026-08-29 · LogrobotLM reference

Description

The FENCE2 status is still ON when the FENCE signal is asserted.

Remedy · Remède

Repair the FENCE2 circuit.

Frequently asked · Questions fréquentes

What does FANUC alarm SRVO-266 mean?
FANUC SRVO-266 (“SERVO FENCE1 status abnormal”): The FENCE2 status is still ON when the FENCE signal is asserted.
How do you troubleshoot FANUC alarm SRVO-266?
Repair the FENCE2 circuit.

Related codes / Codes liés

SRVO-264SYSTEM E.STOP circuit abnormal 1SRVO-265SERVO E.STOP circuit abnormal 2SRVO-267SERVO FENCE2 status abnormalSRVO-268SERVO SVOFF1 status abnormal

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 →