LG ARUN Series Service Manual page 73

Display
Master Outdoor Unit Inverter
1
Compressor CT Sensor Fault
4 0
Slave Outdoor Unit Inverter
2
Compressor CT Sensor Fault
Master Outdoor Unit Inverter
Compressor Discharge
1
Temperature Sensor Fault
4 1
Slave Outdoor Unit Inverter
2
Compressor Discharge
Temperature Sensor Fault
Master Outdoor Unit Low Pressure
1
Sensor Fault
4 2
Slave Outdoor Unit Low Pressure
2
Sensor Fault
Master Outdoor Unit High
1
Pressure Sensor Fault
4 3
Slave Outdoor Unit High Pressure
2
Sensor Fault
Master Outdoor Unit Air
1
Temperature Sensor Fault
4 4
Slave Outdoor Unit Air
2
Temperature Sensor Fault
Master Outdoor Unit Heat
1
Exchanger Temperature
Sensor(A) Fault
4 5
Slave Outdoor Unit Heat
2
Exchanger Temperature
Sensor(A) Fault
Master Outdoor Unit Suction
1
Temperature Sensor Fault
4 6
Slave Outdoor Unit Suction
2
Temperature Sensor Fault
Master Outdoor Unit Constant
1
Speed Compressor Discharge
Temperature Sensor Fault
4 7
Slave Outdoor Unit Constant
2
Speed Compressor Discharge
Temperature Sensor Fault
Master Outdoor Unit Heat
1
Exchanger Temperature
Sensor(B) Fault
4 8
Slave Outdoor Unit Heat
2
Exchanger Temperature
Sensor(B) Fault
Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Title
Master Outdoor Unit Inverter Compressor CT Sensor
open or short
Slave Outdoor Unit Inverter Compressor CT Sensor
open or short
Master Outdoor Unit Inverter Compressor Discharge
Temperature Sensor open or short
Slave Outdoor Unit Inverter Compressor Discharge
Temperature Sensor open or short
Master Outdoor Unit Low Pressure Sensor open or
short
Slave Outdoor Unit Low Pressure Sensor open or
short
Master Outdoor Unit High Pressure Sensor open or
short
Slave Outdoor Unit High Pressure Sensor open or
short
Master Outdoor Unit Air Temperature Sensor open or
short
Slave Outdoor Unit Air Temperature Sensor open or
short
Master Outdoor Unit Heat Exchanger Temperature
Sensor(A) Open or Short
Slave Outdoor Unit Heat Exchanger Temperature
Sensor(A) Open or Short
Master Outdoor Unit Suction Temperature Sensor
Open or Short
Slave Outdoor Unit Suction Temperature Sensor Open
or Short
Master Outdoor Unit Constant Speed Compressor
Discharge Temperature Sensor Open or Short
Slave Outdoor Unit Constant Speed Compressor
Discharge Temperature Sensor Open or Short
Master Outdoor Unit Heat Exchanger Temperature
Sensor(B) Open or Short
Slave Outdoor Unit Heat Exchanger Temperature
Sensor(B) Open or Short
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Self-diagnosis function
Cause of Error
LGE Internal Use Only