LG ARUN038GS2 Installation Manual - Page 87

ENGLISH Outdoor unit related error Display Title 1 Communication Error Between Master Outdoor Unit and Other Outdoor Unit 1 0 4 2 Communication Error Between Slave1 Outdoor Unit and Other Outdoor Unit 3 Communication Error Between Slave2 Outdoor Unit and Other Outdoor Unit 1 Master Outdoor Unit Fan PCB Communication Error 1 0 5 2 Slave1 Outdoor Unit Fan PCB Communication Error 3 Slave2 Outdoor Unit Fan PCB Communication Error 1 Master Outdoor Unit FAN IPM Fault Error 1 0 6 2 Slave1 Outdoor Unit FAN IPM Fault Error 3 Slave2 Outdoor Unit FAN IPM Fault Error 1 Master Outdoor Unit Fan DC Link Low Voltage Error 1 0 7 2 Slave1 Outdoor Unit Fan DC Link Low Voltage Error 3 Slave2 Outdoor Unit Fan DC Link Low Voltage Error 1 Master Outdoor Unit Liquid pipe Temperature Sensor Error 1 1 3 2 Slave1 Outdoor Unit Liquid pipe Temperature Sensor Error 3 Slave2 Outdoor Unit Liquid pipe Temperature Sensor Error 1 Master Outdoor Unit Subcooling Inlet Temperature Sensor Error 1 1 4 2 Slave1 Outdoor Unit Subcooling Inlet Temperature Sensor Error 3 Slave2 Outdoor Unit Subcooling Inlet Temperature Sensor Error 1 Master Outdoor Unit Subcooling Outlet Temperature Sensor Error 1 1 5 2 Slave1 Outdoor Unit Subcooling Outlet Temperature Sensor Error 3 Slave2 Outdoor Unit Subcooling Outlet Temperature Sensor Error 1 Failure of operation mode conversion at Master Outdoor Unit 1 5 1 2 Failure of operation mode conversion at Slave1 Outdoor Unit 3 Failure of operation mode conversion at Slave2 Outdoor Unit 1 Master Outdoor Unit Constant Speed Compressor Fault 1 7 3 2 Slave1 Outdoor Unit Constant Speed Compressor Fault 3 Slave2 Outdoor Unit Constant Speed Compressor Fault Cause of Error Failing to receive Slave Unit signal at main PCB of Master Outdoor Unit Failing to receive master and other Slave Unit signal at main PCB of Slave1 Outdoor Unit Failing to receive master and other Slave Unit signal at main PCB of Slave2 Outdoor Unit Failing to receive fan signal at main PCB of master unit. Failing to receive fan signal at main PCB of Slave1 unit. Failing to receive fan signal at main PCB of Slave2 unit. Instant Over Current at Master Outdoor Unit Fan IPM Instant Over Current at Slave1 Outdoor Unit Fan IPM Instant Over Current at Slave2 Outdoor Unit Fan IPM Master Outdoor Unit Fan DC Link Input Voltage is under 380V Slave1 Outdoor Unit Fan DC Link Input Voltage is under 380V Slave2 Outdoor Unit Fan DC Link Input Voltage is under 380V Liquid pipe temperature sensor of Master Outdoor Unit is open or short Liquid pipe temperature sensor of slave1 Outdoor Unit is open or short Liquid pipe temperature sensor of slave2 Outdoor Unit is open or short Master Outdoor Unit Subcooling Inlet Temperature Sensor open or short Slave1 Outdoor Unit Subcooling Inlet Temperature Sensor open or short Slave2 Outdoor Unit Subcooling Inlet Temperature Sensor open or short Master Outdoor Unit Subcooling Outlet Temperature Sensor open or short Slave1 Outdoor Unit Subcooling Outlet Temperature Sensor open or short Slave2 Outdoor Unit Subcooling Outlet Temperature Sensor open or short Pressure unbalance between Outdoor Units Pressure unbalance between Outdoor Units Pressure unbalance between Outdoor Units Comp locking, Check Valve leakage, comp dielectric break down at Master Outdoor Unit Comp locking, Check Valve leakage, comp dielectric at Slave1 Outdoor Unit Comp locking, Check Valve leakage, comp dielectric at Slave2 Outdoor Unit Installation Manual 87