LG ARUN096BT2 Installation Manual page 83

Display
Communication error : inverter
1
PCB Main PCB
Communication error : inverter
5 2 2
PCB Main PCB
Communication error : inverter
3
PCB Main PCB
Communication error : indoor unit
5 3 1
main PCB of Outdoor Unit
Reverse connection of R, S, T
1
power of Master Outdoor Unit
Reverse connection of R, S, T
5 4 2
power of Slave1 Outdoor Unit
Reverse connection of R, S, T
3
power of Slave2 Outdoor Unit
Mixing Installation of Sub Outdoor
5 9 1
Unit
Inverter PCB EEPROM Error of
1
Master Outdoor Unit
Inverter PCB EEPROM Error of
6 0 2
Slave1 Unit
Inverter PCB EEPROM Error of
3
Slave2 Unit
Master Outdoor Unit Fan Lock
1
Slave1 Outdoor Unit Fan Lock
6 7 2
3 Slave2 Outdoor Unit Fan Lock
Constant CT Sensor Error of
1
Master Outdoor Unit
Constant CT Sensor Error of
7 0 2
Slave1 Outdoor Unit
Constant CT Sensor Error of
3
Slave2 Outdoor Unit
PFC CT Sensor Error of Master
1
Outdoor Unit
PFC CT Sensor Error of Slave1
7 1 2
Outdoor Unit
PFC CT Sensor Error of Slave2
3
Outdoor Unit
Instant Over Current(Peak) of
1
Master Outdoor Unit PFC
Instant Over Current(Peak) of
7 3 2
Slave1 Outdoor Unit PFC
Instant Over Current(Peak) of
3
Slave2 Outdoor Unit PFC
Master Outdoor Unit 3 Phase
1
Power unbalance
Slave1 Outdoor Unit 3 Phase
7 4 2
Power unbalance
Slave2 Outdoor Unit 3 Phase
3
Power unbalance
Title
Failing to receive inverter signal at main PCB of
Master Outdoor Unit
Failing to receive inverter signal at main PCB of
Slave1 Outdoor Unit
Failing to receive inverter signal at main PCB of
Slave2 Outdoor Unit
Failing to receive indoor unit signal at main PCB of
Outdoor Unit .
Reverse connection or omitting connection of R, S, T
power of Master Outdoor Unit
Reverse connection or omitting connection of R, S, T
power of Slave1 Outdoor Unit
Reverse connection or omitting connection of R, S, T
power of Slave2 Outdoor Unit
Mixing Installation of Old Sub Outdoor Unit and New
Slave Outdoor Unit
Access Error of Inverter PCB of Master Outdoor Unit
Access Error of Inverter PCB of Slave1 Outdoor Unit
Access Error of Inverter PCB of Slave2 Outdoor Unit
Restriction of Master Outdoor Unit
Restriction of Slave1 Outdoor Unit
Restriction of Slave2 Outdoor Unit
Constant CT Sensor open or short of Master Outdoor
Unit
Constant CT Sensor open or short of Slave1 Outdoor
Unit
Constant CT Sensor open or short of Slave2 Outdoor
Unit
Master Outdoor Unit PFC CT Sensor open or short
Slave1 Outdoor Unit PFC CT Sensor open or short
Slave2 Outdoor Unit PFC CT Sensor open or short
Instant Over Current(Peak) of Master Outdoor Unit
PFC
Instant Over Current(Peak) of Slave1 Outdoor Unit
PFC
Instant Over Current(Peak) of Slave2 Outdoor Unit
PFC
Master Outdoor Unit R-T Phase Difference is over 5A
Slave1 Outdoor Unit R-T Phase Difference is over 5A
Slave2 Outdoor Unit R-T Phase Difference is over 5A
Test Run
Cause of Error
Installation Manual 83