Gree U-Match 6 Series

GREE U-Match 6 SERIES UNIT SERVICE MANUAL
56
Number Error code Error
19 C1 Indoor ambient temperature sensor error
20 C2 Evaporator temperature sensor error
21 C3 Condenser temperature sensor error
22 C4 ODU jumper cap error
23 C6 Discharge temperature sensor error
24 C7 Condenser meso-temperature sensor error
25 C8 Compressor dial code or jumper cap abnormal
26 C9 Compressor driver memory chip failure
27 CE Wired controller temperature sensor error
28 CJ IDU jumper cap error
29 CL Auto cleaning
30 CP Multi-main wired controller failure
31 d1 DRED model 1
32 d2 DRED model 2
33 d3 DRED model 3
34 dc Compressor suction temperature sensor error
35 dH Wired controller circuit board abnormal
36 dJ AC sequence protection (phase loss or anti-phase protection)
37 E0 Indoor fan error
38 E1 Compressor high pressure protection
39 E2 Indoor anti-freeze protection
40 E3 Refrigerant lack protection or compressor low pressure protection
41 E4 Compressor air discharge high-temperature protection
42 E6 ODU and IDU communication error
43 E7 Mode conflict
44 E9 Water-full protection
45 EE Memory chip reading and writing failure
46 EL Emergency stop (fire alarm)
47 F3 Outdoor ambient temperature sensor error
48 Fo Recycling refrigerant mode
49 H1 Ordinary defrosting state
50 H4 Overload protection
51 H5 IPM module current protection
52 H7 Compressor out-of-step protection
53 HC PFC overcurrent protection
54 HE Compressor demagnetize protection
55 L3 Outdoor fan 1 error