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FANUC Alarm SVGN-120 — Skipped max gun torque update: Gun….

Manufacturer wording — Skipped max gun torque update: Gun%d.
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC SVGN-120 (“Skipped max gun torque update: Gun….”): Max gun torque was not updated due to an invalid parameter. First check: See the cause code to identify the reason for the update failure.

Updated 2026-09-17 · LogrobotLM reference

Description

Max gun torque was not updated due to an invalid parameter.

Remedy

See the cause code to identify the reason for the update failure. Correct the problem as described by the remedy for the alarm specified in the cause code.

Related codes

SVGN-118Max wear exceeeded (Gun Tip).SVGN-119Max wear exceeded (Rbt Tip).SVGN-122Pressure is not invertible.SVGN-123Over-torque protection disabled.

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 →