Panasonic S-22KA1E5 - Indoor Intake Air Temperature Sensor Abnormality (F20-01)

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19.3 Indoor Intake Air Temperature Sensor Abnormality (F20-01)
Malfunction Decision Conditions
• During startup and operation of cooling and heating, the temperatures detected by the indoor intake air
temperature sensor are used to determine sensor errors.
Malfunction Caused
• Faulty connector connection.
• Faulty sensor.
• Faulty indoor unit PCB (main).
Abnormality Judgment
• After 20 minutes operation start and indoor fan running.
• Continue for 120 seconds.
Troubleshooting