FANUC Alarm PNT1-499 — Invalid Solv/Air State

Manufacturer wording — %sInvalid Solv/Air State
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC PNT1-499 (“Invalid Solv/Air State”): An attempt to enable solvent valve was made without enabling a downstream valve. First check: Verify that PD, Trigger, IWP or BWP enabled

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 →