Daikin | Chiller

Error Code 7A

Troubleshooting guide for the Daikin Chiller system fault 7A.

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

System No. 2 Malfunction of compressor current sensor

Potential Causes & Solutions

  • Defective current sensor.
  • Defective compressor.
  • Defective outdoor unit PCB.

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