Daikin | Chiller

Error Code 8H

Troubleshooting guide for the Daikin Chiller system fault 8H.

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

Abnormal hot water high temperature

Potential Causes & Solutions

  • Three way valve malfunction.
  • Defective thermistor.
  • Defect of water temperature setting.

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