LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free →

FANUC Alarm SVGN-125 — Max gun torque must be < ceil.

FANUC SVGN-125 (“Max gun torque must be < ceil.”): The Max Gun Torque parameter in OverTorque Protection is set higher than the maximum torque of the servo motor. First check: Make sure Pressure Calibration of the gun is complete and the data is entered correctly.

Updated 2026-09-17 · LogrobotLM reference

Description

The Max Gun Torque parameter in OverTorque Protection is set higher than the maximum torque of the servo motor.

Remedy

Make sure Pressure Calibration of the gun is complete and the data is entered correctly. Perform Pressure Calibration again if possible. Decrease The Max Gun Torque by decreasing the Max Pressure of the gun via the Servogun General SETUP Screen.

Related codes

SVGN-123Over-torque protection disabled.SVGN-124Max gun torque must be > floor.SVGN-126Servo parameters exceed max gun torque.SVGN-127DSP max gun torque update timeout.

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 →