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FANUC Alarm SVGN-179More than two groups

FANUC SVGN-179 (“More than two groups”): The program attempted the servogun command with more than 2 groups. First check: The servogun option supports a maximum of 2 groups due to complex synchronization.

Updated 2026-08-29 · LogrobotLM reference

Description

The program attempted the servogun command with more than 2 groups.

Remedy · Remède

The servogun option supports a maximum of 2 groups due to complex synchronization. Use a program with less than 3 groups in the group mask, or remove servogun command (SPOT or PRESS_MOTN) from the program.

Frequently asked · Questions fréquentes

What does FANUC alarm SVGN-179 mean?
FANUC SVGN-179 (“More than two groups”): The program attempted the servogun command with more than 2 groups.
How do you troubleshoot FANUC alarm SVGN-179?
The servogun option supports a maximum of 2 groups due to complex synchronization. Use a program with less than 3 groups in the group mask, or remove servogun command (SPOT or PRESS_MOTN) from the program.

Related codes / Codes liés

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 →