LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free →

FANUC Alarm PALL-164 — Gripper number not set in register

FANUC PALL-164 (“Gripper number not set in register”): R[15] is not set up properly when gripper macros are used. First check: Make sure R[15] contains the number of the desired gripper.

Updated 2026-09-17 · LogrobotLM reference

Description

R[15] is not set up properly when gripper macros are used.

Remedy

Make sure R[15] contains the number of the desired gripper.

Related codes

PALL-162Recvd PLC signal for indexing pallet …PALL-163Infeed I/O undefined-OKTOPICK.TPPALL-165Invalid Gripper number set in registerPALL-166Upgrading … variable file

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 →