Error Codes
Inverter Split Type
•
Number
Indoor EEPROM (Electrically Erasable
1
Programmable Read-Only Memory) error
2
Indoor and outdoor unit communication malfunction
3
Indoor fan speed malfunction
4
Indoor room temperature sensor error
5
Evaporator coil temperature sensor error
6
Refrigerant leak detection system malfunction
7
Water level alarm malfunction
Dual indoor unit (twin model only)
8
communication malfunction
9
Other twin model malfunction
10
Overload protection
11
Outdoor temperature sensor error
12
Outdoor condenser pipe sensor error
13
Discharge air temperature sensor error
Outdoor EEPROM (Electrically Erasable
14
Programmable Read-Only Memory) error
15
Outdoor fan speed (DC fan motor only) malfunction
16
Auto-lifting panel communication error
17
Auto-lifting panel malfunction
18
Auto-lifting panel is open
Inverter module IPM protection
19
20
High/Low voltage protection
21
Compressor top overheating protection
Outdoor low temperature protection
22
23
Compressor drive error
Mode conflict
24
25
Compressor low-pressure protection
Outdoor IGBT sensor error
26
Cause
13
Operation
Timer
indicator flashes indicator
1
Off
2
Off
4
Off
5
Off
6
Off
7
Off
8
Off
9
Off
10
Off
1
On
2
On
3
On
4
On
5
On
6
On
8
On
9
On
10
On
1
Flash
2
Flash
3
Flash
4
Flash
5
Flash
6
Flash
7
Flash
8
Flash
Error
Code
0
1
4
C
8
F0
F 1
F
F
F4
F
F7
F8
F
P0
P 1
P
P
P4
P
P
P7
V.2