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Error Codes
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
Inverter module IPM protection
16
High/Low voltage protection
17
Compressor top overheating protection
18
Outdoor low temperature protection
19
Compressor drive error
20
Mode conflict
21
Compressor low-pressure protection
22
Outdoor IGBT sensor error
23
1
O
2
O
4
O
5
O
6
O
7
O
8
O
9
O
10
O
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
Page 13
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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