FANUC Alarm ISD-086 — … ratio low warn (ISD…)
Manufacturer wording — %s ratio low warn (ISD%d)
The manual prints placeholders; your controller fills them in with the real group, axis or number.
FANUC ISD-086 (“… ratio low warn (ISD…)”): The software has detected a low ratio for the ISO/POLY mixture. First check: The deviation of the ISO/POLY ratio is greater than the “ISO/POLY Min Warn Ratio” level for a period of time greater than the “ISO/POLY Lo Ratio Wrn T/O” duration.
Updated 2026-09-17 · LogrobotLM reference
Description
The software has detected a low ratio for the ISO/POLY mixture.
Remedy
The deviation of the ISO/POLY ratio is greater than the “ISO/POLY Min Warn Ratio” level for a period of time greater than the “ISO/POLY Lo Ratio Wrn T/O” duration. Verify that the dispense equipment (pressure regulators, flow meters and spray modules, etc.) is functioning correctly. Verify that the settings on the Dispenser Setup screen are reasonable.
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 →