103 
15.4.15  H98 (Indoor High Pressure Protection) 
Error Code will not display (no Timer LED blinking) but store in EEPROM 
 
Malfunction Decision Conditions 
•  During heating operation, the temperature detected by the indoor pipe temperature sensor is above 60°C. 
 
Malfunction Caused 
•  Clogged air filter of the indoor unit 
•  Dust accumulation on the indoor unit heat exchanger 
•  Air short circuit 
•  Detection error due to faulty indoor pipe temperature sensor 
•  Detection error due to faulty indoor unit PCB 
 
Troubleshooting