LogrobotLM

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FANUC Alarm PAIN-155 — ABRT Collision alarm

FANUC PAIN-155 (“ABRT Collision alarm”): The servo software detected a disturbance torque that was too high, and tripped a collision detection alarm. First check: Refer to troubleshooting section in the SYSTEM R-J Controller Series Electrical Connection and Maintenance Manual.

Updated 2026-09-17 · LogrobotLM reference

Description

The servo software detected a disturbance torque that was too high, and tripped a collision detection alarm.

Remedy

Refer to troubleshooting section in the SYSTEM R-J Controller Series Electrical Connection and Maintenance Manual.

Related codes

PAIN-153ABRT Low voltage alarmPAIN-154PAUS Servo amp overheat alarmPAIN-156WARN Pulse coder battery discon alarmPAIN-157ABRT Pulse coder alarm

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 →