ACiQ Air Handler Error Code EC C1

Leak Detected or Refrigerant Sensor is Out of Range

There is a leak detected in the system as read at the air handler, there is a refrigerant blockage, or the leakage sensor is not in communication with the air handler's control board.

Error at Start Up or During Normal Operation

  • Disconnect the unit from power, and then turn it back on 5 minutes later.
  • If the problem persists, check the system for leaks. Repair any leaks found and recharge the refrigerant to appropriate levels.
  • Reach out to the manufacturer for additional troubleshooting or part replacement if the problem persists.