Daikin | Chiller

Error Code HC

Troubleshooting guide for the Daikin Chiller system fault HC.

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 (hot) water temperature thermistor

Potential Causes & Solutions

  • Defective connection of thermistor.
  • Defective outdoor unit PCB.
  • Defective water temperature thermistor.

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