What does FANUC alarm ACAL-012 mean?

FANUC ACAL-012 (“Cannot access $MNUTOOL.”): Cannot access $MNUTOOL. The current $MNUTOOLNUM[] is incorrect.

FANUC Alarm ACAL-012 — Cannot access $MNUTOOL.

FANUC ACAL-012 (“Cannot access $MNUTOOL.”): Cannot access $MNUTOOL. First check: Display the FRAME menu to select a valid tool frame.

Updated 2026-08-29 · LogrobotLM reference

Description

Cannot access $MNUTOOL. The current $MNUTOOLNUM[] is incorrect.

Remedy · Remède

Display the FRAME menu to select a valid tool frame.

Frequently asked · Questions fréquentes

What does FANUC alarm ACAL-012 mean?: FANUC ACAL-012 (“Cannot access $MNUTOOL.”): Cannot access $MNUTOOL. The current $MNUTOOLNUM[] is incorrect.
How do you troubleshoot FANUC alarm ACAL-012?: Display the FRAME menu to select a valid tool frame.

Related codes / Codes liés

ACAL-010Invalid schedule number.ACAL-011Cannot access $MNUFRAME.ACAL-013Backward execution ignored.ACAL-014System loading error.

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 →