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Error Codes
Indoor EEPROM (Electrically Erasable Programmable
1
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) communication
8
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
Inverter module IPM protection
17
High/Low voltage protection
Compressor top overheating protection
18
Outdoor low temperature protection
19
Compressor drive error
20
Mode conflict
21
Compressor low-pressure protection
22
23
Outdoor IGBT sensor error
24
Indoor unit communication malfunction
V.1
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
1
Flash
2
Flash
3
Flash
4
Flash
5
Flash
6
Flash
7
Flash
8
Flash
11
On
E0
E 1
E3
E4
E5
EC
EE
E8
E9
F0
F 1
F2
F3
F4
F5
P0
P 1
P2
P3
P4
P5
P6
P7
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