LG ARUB80LT2 - Page 90

90 Outdoor Unit
Test Run
Master Outdoor Unit Fan PCB Heat Sink Temperature
Sensor open or short
Slave1 Outdoor Unit Fan PCB Heat Sink Temperature
Sensor open or short
Slave2 Outdoor Unit Fan PCB Heat Sink Temperature
Sensor open or short
Slave3 Outdoor Unit Fan PCB Heat Sink Temperature
Sensor open or short
Failure of automatic addressing of valves
Liquid pipe sensor of HR unit open or short
Sub Cooling Pipe In sensor of HR unit open or short
Sub Cooling Pipe Out sensor of HR unit. open or short
Failing to receive HR unit signal at outdoor unit
Master Outdoor Unit Fan PCB
Heat Sink Temperature Sensor
Error
Slave1 Outdoor Unit Fan PCB
Heat Sink Temperature Sensor
Error
Slave2 Outdoor Unit Fan PCB
Heat Sink Temperature Sensor
Error
Slave3 Outdoor Unit Fan PCB
Heat Sink Temperature Sensor
Error
Searching pipe Error
HR unit1 Liqiud sensor error
HR unit1 Sub Cooling Pipe In sen-
sor error
HR unit1 Sub Cooling Pipe Out
sensor error
Communication error
Display Title Cause of Error
1
2
19 4
3
4
20 0 1
20 1 C + #HR
20 2 C + #HR
20 3 C + #HR
20 4 C + #HR
Outdoor unit related errorHR unit related error
C: HR unit
#: HR unit Nuber