LG Multi V ARUV100LTS4 - Page 73

ELECTRICAL WIRING
73
ENGLISH
Display Title Cause of Error
Outdoor unit related error
2 3
1
Master Outdoor Unit Inverter Compres-
sor DC link Low Voltage
DC charging is not performed at Master Outdoor Unit
after starting relay turn on.
2
Slave1 Outdoor Unit Inverter Compres-
sor DC link Low Voltage
DC charging is not performed at Slave1 Outdoor Unit
after starting relay turn on.
3
Slave2 Outdoor Unit Inverter Compres-
sor DC link Low Voltage
DC charging is not performed at Slave2 Outdoor Unit
after starting relay turn on.
4
Slave3 Outdoor Unit Inverter Compres-
sor DC link Low Voltage
DC charging is not performed at Slave3 Outdoor Unit
after starting relay turn on.
2 4
1
Master Outdoor Unit High Pressure
Switch
System is turned off by Master Outdoor Unit high pres-
sure switch.
2
Slave1 Outdoor Unit High Pressure
Switch
System is turned off by slave1 Outdoor Unit high pres-
sure switch.
3
Slave2 Outdoor Unit High Pressure
Switch
System is turned off by slave2 Outdoor Unit high pres-
sure switch.
4
Slave3 Outdoor Unit High Pressure
Switch
System is turned off by slave3 Outdoor Unit high pres-
sure switch.
2 5
1
Master Outdoor Unit Input Voltage
High/ Low Voltage
Master Outdoor Unit input voltage is over 487V or below
270V
2
Slave1 Outdoor Unit Input Voltage High/
Low Voltage
Slave1 Outdoor Unit input voltage is over 487V or below
270V
3
Slave2 Outdoor Unit Input Voltage High/
Low Voltage
Slave2 Outdoor Unit input voltage is over 487V or below
270V
4
Slave3 Outdoor Unit Input Voltage High/
Low Voltage
Slave3 Outdoor Unit input voltage is over 487V or below
270V
2 6
1
Master Outdoor Unit Inverter Compres-
sor Start Failure
The First Start Failure by Master Outdoor Unit Inverter
Compressor Abnormality
2
Slave1 Outdoor Unit Inverter Compres-
sor Start Failure
The First Start Failure by Slave1 Outdoor Unit Inverter
Compressor Abnormality
3
Slave2 Outdoor Unit Inverter Compres-
sor Start Failure
The First Start Failure by Slave2 Outdoor Unit Inverter
Compressor Abnormality
4
Slave3 Outdoor Unit Inverter Compres-
sor Start Failure
The First Start Failure by Slave3 Outdoor Unit Inverter
Compressor Abnormality
2 9
1
Master Outdoor Unit Inverter Compres-
sor Over Current
Master Outdoor Unit Inverter Compressor Fault OR Drive
Fault
2
Slave1 Outdoor Unit Inverter Compres-
sor Over Current
Slave1 Outdoor Unit Inverter Compressor Fault OR Drive
Fault
3
Slave2 Outdoor Unit Inverter Compres-
sor Over Current
Slave2 Outdoor Unit Inverter Compressor Fault OR Drive
Fault
4
Slave3 Outdoor Unit Inverter Compres-
sor Over Current
Slave3 Outdoor Unit Inverter Compressor Fault OR Drive
Fault