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FANUC Alarm SVGN-098 — Invalid inform signal(Gun).

FANUC SVGN-098 (“Invalid inform signal(Gun).”): The Digital Output assigned for notification of excessive Gun Tip Wear (amount) is invalid. First check: Check the present setting of the Inform Signal for the Maximum Wear Check (gun) found on the Tip Wear Detection screen (within the Servo Gun SETUP screen).

Updated 2026-09-17 · LogrobotLM reference

Description

The Digital Output assigned for notification of excessive Gun Tip Wear (amount) is invalid.

Remedy

Check the present setting of the Inform Signal for the Maximum Wear Check (gun) found on the Tip Wear Detection screen (within the Servo Gun SETUP screen). Change the DO number to one that is configured and unused. Check the Digital Output list (I/O-Type-DIGITAL-OUTPUTS) to find an available DO point to use.

Related codes

SVGN-096Gun close is disabled.SVGN-097Tip wear down misdetection.SVGN-099Invalid inform signal(Robot).SVGN-100Invalid register number.

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. How this reference is built →