Daikin | Split/ Multi Split

Error Code F3

Troubleshooting guide for the Daikin Split/ Multi Split system fault F3.

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 discharge pipe temperature

Potential Causes & Solutions

  • Defective discharge pipe thermistor.
  • Abnormal discharge pipe temperature.
  • Defective outdoor unit control PCB.
  • Defective connector contact.

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