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FANUC Alarm ACAL-018 — Nonorthogonal search vector

FANUC ACAL-018 (“Nonorthogonal search vector”): The 3 planes method requires three search directions be normal to each other. First check: Re-teach the cell finder program with three search directions that are normal to each other.

Updated 2026-09-17 · LogrobotLM reference

Description

The 3 planes method requires three search directions be normal to each other.

Remedy

Re-teach the cell finder program with three search directions that are normal to each other.

Related codes

ACAL-016No Preplan motion for DetectACAL-017Wrong number of searches.ACAL-019Positions are too close.ACAL-020Invalid Frame number.

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 →