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FANUC Alarm ACAL-031 — Cold start to set $USEUFRAME

FANUC ACAL-031 (“Cold start to set $USEUFRAME”): $USEUFRAME is set to FALSE. First check: TUrn off the controller, the turn it on again to perform a Cold start.

Updated 2026-09-17 · LogrobotLM reference

Description

$USEUFRAME is set to FALSE. AccuCal2 reset it to TRUE.

Remedy

TUrn off the controller, the turn it on again to perform a Cold start.

Related codes

ACAL-029Zero offset, No Update.ACAL-030Frame Log is disabled.ACAL-032Invalid motion group.ACAL-033Other group is running.

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 →