FANUC Alarm APSH-033 — WARN PLC comm error - timeout
FANUC APSH-033 (“WARN PLC comm error - timeout”): A communication sequence took too long to complete. First check: Increase communication timeout value in PNS Cell Communication setup menu or disable communication timeout checking.
Updated 2026-09-17 · LogrobotLM reference
Description
A communication sequence took too long to complete.
Remedy
Increase communication timeout value in PNS Cell Communication setup menu or disable communication timeout checking.
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 →