LG MULTI V IV PRO ARUV100LLS4 Installation Manual page 87

Display
Master outdoor unit External Board
1
Main-Sub Micom communication Error
Slave1 outdoor unit External Board
2
Main-Sub Micom communication Error
1 8 2
Slave2 outdoor unit External Board
3
Main-Sub Micom communication Error
Slave3 outdoor unit External Board
4
Main-Sub Micom communication Error
Master Outdoor Unit Fan Heatsink High
1
Temperature
Slave1 Outdoor Unit Fan Heatsink High
2
Temperature
1 9 3
Slave2 Outdoor Unit Fan Heatsink High
3
Temperature
Slave3 Outdoor Unit Fan Heatsink High
4
Temperature
Master Outdoor Unit Fan Heatsink
1
Temperature Sensor Fault
Slave1 Outdoor Unit Fan Heatsink Tem-
2
perature Sensor Fault
1 9 4
Slave2 Outdoor Unit Fan Heatsink Tem-
3
perature Sensor Fault
Slave3 Outdoor Unit Fan Heatsink Tem-
4
perature Sensor Fault
Title
Master Outdoor Unit Main Board Main-Sub Micom
communication failed
Slave1 Outdoor Unit Main Board Main-Sub Micom
communication failed
Slave2 Outdoor Unit Main Board Main-Sub Micom
communication failed
Slave3 Outdoor Unit Main Board Main-Sub Micom
communication failed
System is turned off by Master Outdoor Unit Fan
Heatsink High Temperature
System is turned off by Slave1 Outdoor Unit Fan
Heatsink High Temperature
System is turned off by Slave2 Outdoor Unit Fan
Heatsink High Temperature
System is turned off by Slave3 Outdoor Unit Fan
Heatsink High Temperature
Master Outdoor Unit Fan Heatsink Temperature Sen-
sor open or short
Slave1 Outdoor Unit Fan Heatsink Temperature Sen-
sor open or short
Slave2 Outdoor Unit Fan Heatsink Temperature Sen-
sor open or short
Slave3 Outdoor Unit Fan Heatsink Temperature Sen-
sor open or short
ELECTRICAL WIRING
Cause of Error
87