COOLNOMIX® operational status can be determined either by direct observation of the LED lighting sequence on the outside of the unit itself or by using the COOLNOMIX® Connect mobile application.
LED lighting sequence (direct observation)
Steady GREEN & Flashing RED - Cooling. Relay is closed. Minimum 3 minute duration.
Flashing GREEN - Cooling paused for savings. Relay is open. Minimum 3 minute duration.
Continuous RED - System or unit failure.
Flashing GREEN & Steady RED - Heating mode detected. COOLNOMIX® in bypass mode.
Alternating GREEN & RED Flashing - Cooling system is undersized or requires servicing.
Steady GREEN Continuous - Factory test mode.
No Lights On – No power. Relay is closed.