105 
15.4.17    F11 (Indoor Pipe Temperature Sensor Abnormality) 
Malfunction Decision Conditions 
•  When cooling operation, when indoor pipe temperature or indoor heat exchanger temperature sensor is above 
45°C. 
 
Malfunction Caused 
• Faulty connector connection. 
•  Faulty indoor pipe temperature sensor. 
•  Faulty indoor main PCB. 
 
Troubleshooting