LogrobotLM

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FANUC Alarm PAIN-235 — WARN Improper valve state detected

FANUC PAIN-235 (“WARN Improper valve state detected”): An attempt was made to enable the 2k pumps with improper valve settings. First check: Color Enable, and Mix Resin must be on when running one component.

Updated 2026-09-17 · LogrobotLM reference

Description

An attempt was made to enable the 2k pumps with improper valve settings.

Remedy

Color Enable, and Mix Resin must be on when running one component. Color Enable,

Related codes

PAIN-233WARN Enabling ResEnb+MixAir not allowedPAIN-234WARN Enabling HdrEnb+MixAir not allowedPAIN-236WARN TP disabled - Calib. abortedPAIN-237WARN Linear Potentiometer Unstable

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 →