Panasonic CU-S9NKU-1, CS-S18NKU-1 14.4.8 H27 Outdoor Air Temperature Sensor Abnormality

Models: CS-S9NKUW-1 CS-S22NKU-1 CU-S18NKU-1 CS-S18NKU-1 CS-S12NKUW-1 CU-S22NKU-1 CU-S12NKU-1 CU-S9NKU-1

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14.4.8H27 (Outdoor Air Temperature Sensor Abnormality)

Malfunction Decision Conditions

During startup and operation of cooling and heating, the temperatures detected by the outdoor air temperature sensor are used to determine sensor errors.

Malfunction Caused

Faulty connector connection.

Faulty sensor.

Faulty PCB.

Troubleshooting

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Page 68
Image 68
Panasonic CU-S9NKU-1, CS-S18NKU-1, CS-S12NKUW-1, CS-S22NKU-1 14.4.8 H27 Outdoor Air Temperature Sensor Abnormality