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ACiQ Air Handler Error Code FH CC

Refrigerant Sensor Error

The refrigerant sensor in the air handler produces an error, normally as a lack of communication with the unit's control board.

Error at Start Up or During Normal Operation

  • Check the wiring between the main control board and the refrigerant sensor in the air handler and fix the wiring if it has become loose.
  • If the problem persists, reach out to the manufacturer for additional troubleshooting or part replacement.