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FANUC Alarm PAIN-290 — WARN …Accuflow softpart init failed

Manufacturer wording — WARN %sAccuflow softpart init failed
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC PAIN-290 (“WARN …Accuflow softpart init failed”): The Accuflow softpart is not running. First check: Check and correct the assignments or hardware for the I/O used by Accuflow.

Updated 2026-09-17 · LogrobotLM reference

Description

The Accuflow softpart is not running. The I/O assigned and used by the softpart is not available or the softpart did not load correctly. Additional info. is available during controller power up at the debug console (smon).

Remedy

Check and correct the assignments or hardware for the I/O used by Accuflow. Especially the I/O points: Set Point Reached, Flow Rate GIN and flow diag. AOUT. Reload the Accuflow option, watch for alarms during the load. Document the events that led to the error, record the software version number and contact your local distributor or the Fanuc hotline.

Related codes

PAIN-288WARN …Fast fluid flow leak detectedPAIN-289WARN …Failed to reach setpointPAIN-291WARN …0 fluid flow rate timeoutPAIN-292WARN …Max. flow below mid point

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 →