ELECTRICAL WIRING
69
ENGLISH
Display Title Cause of Error
Outdoor unit related error
2 6 1
Outdoor Unit Inverter Compressor
Start Failure
The First Start Failure by Outdoor Unit Inverter Com-
pressor Abnormality
2 9 1
Outdoor Unit Inverter Compressor
Over Current
Outdoor Unit Inverter Compressor Fault OR Drive
Fault
3 2 1
Outdoor Unit Inverter Compressor1
High Discharge Temperature
Outdoor Unit Inverter Compressor1 High Discharge
Temperature
3 4 1 High Pressure of Outdoor Unit High Pressure of Outdoor Unit
3 5 1 Low Pressure of Outdoor Unit Low Pressure of Outdoor Unit
3 6 1
Outdoor Unit Low Compression Ratio
Limited
Outdoor Unit Low Compression Ratio Limited
4 0 1
Outdoor Unit Inverter Compressor CT
Sensor Fault
Outdoor Unit Inverter Compressor CT Sensor open
or short
4 1 1
Outdoor Unit Inverter Compressor1
Discharge Temperature Sensor Fault
Outdoor Unit Inverter Compressor Discharge Tem-
perature Sensor open or short
4 2 1
Outdoor Unit Low Pressure Sensor
Fault
Outdoor Unit Low Pressure Sensor open or short
4 3 1
Outdoor Unit High Pressure Sensor
Fault
Outdoor Unit High Pressure Sensor open or short
4 4 1
Outdoor Unit Air Temperature Sen-
sor Fault
Outdoor Unit Air Temperature Sensor open or short
4 5 1
Outdoor Unit Heat Exchanger Tem-
perature Sensor (Front side) Fault
Outdoor Unit Heat Exchanger Temperature
Sensor(Front side) open or short
4 6 1
Outdoor Unit Suction Temperature
Sensor Fault
Outdoor Unit Suction Temperature Sensor open or
short
5 0 1
Omitting connection of R, S, T power
of Outdoor Unit
Omitting connection of outdoor unit
5 1 1 Excessive capacity of indoor units
Excessive connection of indoor units compared to ca-
pacity of Outdoor Unit
5 2 1
Communication error : inverter PCB
→ Main PCB
Failing to receive inverter signal at main PCB of Out-
door Unit
5 3 1
Communication error : indoor unit →
Main PCB of Outdoor Unit
Failing to receive indoor unit signal at main PCB of
Outdoor Unit.
5 7 1
Communication error : Main PCB →
inverter PCB
Failing to receive signal main PCB at inverter PCB of
Outdoor Unit
6 0 1
Inverter PCB EEPROM Error of Mas-
ter Outdoor Unit
Access Error of Inverter PCB of Outdoor Unit
6 2 1
Outdoor Unit Inverter Heatsink High
Temperature
System is turned off by Outdoor Unit Inverter
Heatsink High Temperature
6 5 1
Outdoor Unit Inverter Heatsink Tem-
perature Sensor Fault
Outdoor Unit Inverter Heatsink Temperature Sensor
open or short
1,MFL67798027,영영 2018. 6. 18. 영영 3:08 Page 69
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