LG MULTI V IV PRO ARUN080LLH4 Installation Manual page 82

ELECTRICAL WIRING
82
Display
5 1 1 Excessive capacity of indoor units
Communication error : inverter PCB
1
→ Main PCB
Communication error : inverter PCB
5 2 2
→ Main PCB
Communication error : inverter PCB
3
→ Main PCB
Communication error : indoor unit →
5 3 1
Main PCB of Outdoor Unit
Communication error : Main PCB →
1
inverter PCB
Communication error : Main PCB →
5 7 2
inverter PCB
Communication error : Main PCB →
3
inverter PCB
Mixing Installation of Sub Outdoor
5 9 1
Unit
Inverter PCB EEPROM Error of Mas-
1
ter Outdoor Unit
Inverter PCB EEPROM Error of
6 0 2
Slave1 Unit
Inverter PCB EEPROM Error of
3
Slave2 Unit
Master Outdoor Unit Inverter
1
Heatsink High Temperature
Slave1 Outdoor Unit Inverter
6 2 2
Heatsink High Temperature
Slave2 Outdoor Unit Inverter
3
Heatsink High Temperature
Title
Excessive connection of indoor units compared to
capacity of Outdoor Unit
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 .
Failing to receive signal main PCB at inverter PCB
of Master Outdoor Unit
Failing to receive signal main PCB at inverter PCB
of Slave1 Outdoor Unit
Failing to receive signal main PCB at inverter PCB
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
System is turned off by Master Outdoor Unit In-
verter Heatsink High Temperature
System is turned off by Slave1 Outdoor Unit Inverter
Heatsink High Temperature
System is turned off by Slave2 Outdoor Unit Inverter
Heatsink High Temperature
Cause of Error