When any of the
following error indicators appear on the LED display, turn off your air
conditioner and call a professional maintenance technician or service center.
Error Codes
|
Trouble
|
E0
|
Indoor EEPROM (Electrically Erasable Programmable
Read-Only Memory) error
|
E1
|
Indoor and outdoor unit communication malfunction
|
E3
|
Indoor fan speed malfunction
|
E4
|
Indoor room temperature sensor error
|
E5
|
Evaporator coil temperature sensor error
|
EC
|
Refrigerant leak detection system malfunction
|
EE
|
Water level alarm malfunction
|
E8
|
Dual indoor unit (twin model only) communication
malfunction
|
E9
|
Other twin model malfunction
|
F0
|
Overload protection
|
F1
|
Outdoor temperature sensor error
|
F2
|
Outdoor condenser pipe sensor error
|
F3
|
Discharge air temperature sensor error
|
F4
|
Outdoor EEPROM (Electrically Erasable Programmable
Read-Only Memory) error
|
F5
|
Outdoor fan speed (DC fan motor only) malfunction
|
F6
|
T2b sensor error
|
F7
|
Auto-lifting panel communication error
|
F8
|
Auto-lifting panel malfunction
|
F9
|
Auto-lifting panel is open
|
H3: Outdoor adding
malfunction (valid for host unit)
H2: Outdoor decreasing
malfunction (valid for host unit)
H1: Net communication
malfunction
EF: Other malfunction
E4-T4: Temp. Sensor
malfunction
E3-T3: Temp. Sensor
malfunction
E2: Sensor malfunction
E1-E0: Communication
malfunction Phase sequence or lack of phase
PF: Other Protection
PE: Oil Balance
PD: Oil Return
PA: Defrost Protection
P8: Compressor Current
3rd Protection
P7: Compressor Current
2nd Protection
P5: Condenser High
Temp. Protection
P4: Discharge Pipe
Temp. Protection
P3: Compressor Current
1st Protection
P2: Discharge Low-
pressure Protection
P1-P0: Discharge High-
pressure Protection Compressor High Temp. Protection
Malfunction
Code of Outdoor unit:
E1: Phase sequence
error
E2: Communication
malfunction between indoor/outdoor units
E3: T3 temperature
sensor malfunction
E4: T4 temperature
sensor malfunction
E5: T5 temperature
sensor malfunction
E6: Water-level
alarm malfunction
