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FANUC Alarm ARC-015 — WARN Press shift with this key

FANUC ARC-015 (“WARN Press shift with this key”): The weld enable or a wire inch hardkey was pressed without holding the shift key. First check: Check if weld controler is functioning correctly, or powered on.

Updated 2026-09-17 · LogrobotLM reference

Description

The weld enable or a wire inch hardkey was pressed without holding the shift key.

Remedy

Check if weld controler is functioning correctly, or powered on.

Related codes

ARC-013STOPL Arc Start failedARC-014WARN Teach pendant is disabledARC-016STOPL Weld by Shift FWD is disabledARC-017WARN Arc Start was disabled

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 →