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 PMON-005 — WARN PMON timer failure

FANUC PMON-005 (“WARN PMON timer failure”): The PC Monitor task had an internal timer failure. First check: Refer to the associated error code.

Updated 2026-09-17 · LogrobotLM reference

Description

The PC Monitor task had an internal timer failure.

Remedy

Refer to the associated error code.

Related codes

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 →