FANUC Alarm SPOT-031 — PAUSE Gun open fault …
Manufacturer wording — PAUSE Gun open fault %s
The manual prints placeholders; your controller fills them in with the real group, axis or number.
FANUC SPOT-031 (“PAUSE Gun open fault …”): This error is only posted for set/reset type guns. First check: Check the setting of the shot pin.
Updated 2026-09-17 · LogrobotLM reference
Description
This error is only posted for set/reset type guns. The shot pin was not correctly set, so the gun could not be opened.
Remedy
Check the setting of the shot pin. Make sure the shot pin has been made before attempting to close the gun.
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 →