Panasonic CS-HE9JKE Service Manual page 71

15.4.23. F97 (Compressor Overheating)
Malfunction Decision Conditions
During operation of cooling and heating, when compressor tank temperature data (112°C) is detected by the compressor tank
temperature sensor.
Malfunction Caused
• Refrigerant shortage (refrigerant leakage).
• 2/3 way valve closed.
• Detection error due to faulty compressor tank temperature sensor.
Troubleshooting
71