Outdoor unit communication fault code 179
Yes Is the voltage on terminal CZ1 and CZ2 of the outdoor main PCB is 5V? ... Faults (Infinity/Evolution) Fan Coil board communicates to ICM motor Part VI — Fuel Gas ... They replaced the controller boards in both furnace and heat pump and the UI. com ... The flashing code was a "16" on both fan unit and outdoor units.
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guanlancm's website is guanlancm.com