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 FILE-061 — Requested RD Sz too big

FANUC FILE-061 (“Requested RD Sz too big”): The requested RD Size (Req)exceeds the Max Available (Max). First check: Adjust $FILE_MAXSEC Memory Size (Req) to less than or equal to the Max Available (Max).

Updated 2026-09-17 · LogrobotLM reference

Description

The requested RD Size (Req)exceeds the Max Available (Max). RD Left at Actual Size (Ac).

Remedy

Adjust $FILE_MAXSEC Memory Size (Req) to less than or equal to the Max Available (Max).

Related codes

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 →