LogrobotLM

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FANUC Alarm FRCE-271 — Invalid teaching (F:%d^1)

FANUC FRCE-271 (“Invalid teaching (F:%d^1)”): The sign of the force command during torque error acquisition is different from the one during force control. First check: Reverse the sign of 'Insert Force' in Basic Data, or execute the torque error acquisition again.

Updated 2026-08-29 · LogrobotLM reference

Description

The sign of the force command during torque error acquisition is different from the one during force control.

Remedy · Remède

Reverse the sign of 'Insert Force' in Basic Data, or execute the torque error acquisition again.

Frequently asked · Questions fréquentes

What does FANUC alarm FRCE-271 mean?
FANUC FRCE-271 (“Invalid teaching (F:%d^1)”): The sign of the force command during torque error acquisition is different from the one during force control.
How do you troubleshoot FANUC alarm FRCE-271?
Reverse the sign of 'Insert Force' in Basic Data, or execute the torque error acquisition again.

Related codes / Codes liés

FRCE-269Insert direction error (F:%d^1)FRCE-270Insert length error (F:%d^1)FRCE-272Invalid torque data is set (F:%d^1)FRCE-273Setting end cond. failed (F:%d^1)

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 →