27
Error codes and their meanings:
Table 5
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 high discharge temperature protection
5
E6
Communication error
6
E8
Indoor fan motor error
7
E9
Full water 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
13
F5
Temperature sensor error of wired controller
14
C5
Capacity code error
15
EE
Outdoor memory chip error
16
PF
Electric box sensor error
17
H3
Compressor overload protection
18
H4
Overloading
19
H5
IPM protection
20
H6
DC fan motor error
21
H7
Drive desynchronizing protection
22
Hc
Pfc protection
23
L1
Humidity sensor error
24
Lc
Activation failure
25
Ld
Compressor phase sequence protection
26
LF
Power protection
27
Lp
Indoor and outdoor mismatch
28
U7
4-way valve direction changing protection
29
P0
Drive reset protection
30
P5
Over-current protection
31
P6
Communication error between main control and drive
32
P7
Drive module sensor error