LogrobotLM

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FANUC Alarm APSH-022 — WARN Safety fence is open

FANUC APSH-022 (“WARN Safety fence is open”): The safety fence input is LOW. First check: The safety fence input must be ON to resume normal robot operation.

Updated 2026-08-29 · LogrobotLM reference

Description

The safety fence input is LOW.

Remedy · Remède

The safety fence input must be ON to resume normal robot operation. Raise the safety fence input.

Frequently asked · Questions fréquentes

What does FANUC alarm APSH-022 mean?
FANUC APSH-022 (“WARN Safety fence is open”): The safety fence input is LOW.
How do you troubleshoot FANUC alarm APSH-022?
The safety fence input must be ON to resume normal robot operation. Raise the safety fence input.

Related codes / Codes liés

APSH-020WARN Job queue is emptyAPSH-021WARN Raise UOP ENBL inputAPSH-024WARN Program %s not loadedAPSH-025WARN WARNING - Running at < 100%%

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. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →