Daikin | Packaged

Error Code PH

Troubleshooting guide for the Daikin Packaged system fault PH.

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

Refrigerant cylinder during automatic refrigerant charging

Potential Causes & Solutions

  • Defective heater unit.
  • Defective connector contact.
  • Defective thermistor.
  • Defective outdoor unit PCB.

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