Daikin | Packaged

Error Code UE

Troubleshooting guide for the Daikin Packaged system fault UE.

Disclaimer: This information is for general reference. Error codes can vary by model and production year. Always refer to your machine's specific manual and the information printed on the unit itself.

System Diagnosis

Malfunction of transmission between indoor unit and centralized control equipment

Potential Causes & Solutions

  • Transmission error between optional controllers for centralized control equipment and indoor unit.
  • Connector for setting main controller is disconnected.(or disconnection of connector for independent / combined use changeover switch.).
  • Defective PCB for central remote controller.
  • Defective indoor unit PCB.

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