FANUC Alarm FRCE-421 — Search Range over (F:…)

Manufacturer wording — Search Range over (F:%d^1)
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC FRCE-421 (“Search Range over (F:…)”): The robot moved beyond the search range limit before finishing the search. First check: Check the parameter 'search range' Make the velocity command smaller Set the 'reverse switch' ON

Updated 2026-09-17 · LogrobotLM reference

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 →