90 
14.4.23    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