SYSPLIT CEILING R32 USER'S MANUAL

 Page 13 
Troubleshooting
Error Codes
1
Indoor EEPROM (Electrically Erasable
Programmable Read-Only Memory) error
1 O
E0
2
Indoor and outdoor unit communication
malfunction
2 O
E 1
3 Indoor fan speed malfunction 4 O
E3
4 Indoor room temperature sensor error 5 O
E4
5 Evaporator coil temperature sensor error 6 O
E5
6
Refrigerant leak detection system
malfunction
7 O
EC
7 Water level alarm malfunction 8 O
EE
8
Dual indoor unit (twin model only)
communication malfunction
9 O
E8
9 Other twin model malfunction 10 O
E9
10 Overload protection 1 On
F0
11 Outdoor temperature sensor error 2 On
F 1
12 Outdoor condenser pipe sensor error 3 On
F2
13 Discharge air temperature sensor error 4 On
F3
14
Outdoor EEPROM (Electrically Erasable
Programmable Read-Only Memory) error
5 On
F4
15
Outdoor fan speed (DC fan motor only)
malfunction
6 On
F5
16
17
18
19
20
Inverter module IPM protection
1
Flash
P0
21
High/Low voltage protection
2
Flash
P 1
22
Compressor top overheating protection
3
Flash
P2
23
Outdoor low temperature protection
4
Flash
P3
Compressor drive error
5
Flash
P4
Mode conflict
6
Flash
P5
Compressor low-pressure protection
7
Flash
P6
Outdoor IGBT sensor error
8
Flash
P7
MANUAL