
GREE U-Match 5 SERIES UNIT SERVICE MANUAL
39
GUD125W/NhA-T , GUD140W/NhA-T
3.3 Error Code
Number
Error code
Error
1
E1
Compressor high pressure protection
2
E2
Indoor anti-freeze protection
3
E3
Compressor low pressure protection, refrigerant lack protection and
refrigerant colleting mode
4
E4
Compressor air discharge high-temperature protection
5
E6
Communication error
6
E8
Indoor fan error
7
E9
Water-full protection
8
F0
Indoor ambient temperature sensor error
9
F1
Evaporator temperature sensor error
10
F2
Condenser temperature sensor error
11
F3
Outdoor ambient temperature sensor error
12
F4
Discharge temperature sensor error