LG ARUB115BT2 Installation Manual - Page 70

Displaying error content, Caution

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Test Run Sensor Check Error Code Display In case error occurs during sensor checking process, error display is as shown below. Following contents are displayed one after the other on the main PCB of master outdoor unit. Indoor sensor error : 319 Outdoor sensor error : 309 Displaying error content * 5 number of errors is displayed continuously and repeatedly. Displaying error content I Indoor unit error display 1.1st and 2nd number represents indoor unit number. 2. Last number represents sensor. 1: Pipe inlet temperature sensor 2: Pipe outlet temperature sensor 3: Air temperature sensor ex) Indoor unit No. 2 Pipe inlet temperature sensor error I Displaying outdoor unit error 1.1st and 2nd number represents error content(code). 2.Last number represents outdoor unit number. 1 : Master 2 : Slave ex) Outdoor Master Unit Liquid pipe temperature sensor error * Indoor unit number follows auto addressing number. (To check the LGMV Data) 1 Outdoor Air Temperature 2 Heat Exchanger 1 3 Heat Exchanger 2 4 Inverter Comp. Discharge Temperature 5 Const. Speed. Comp. Discharge Temperature 6 Suction Temperature 7 Liquid Pipe Temperature 8 SC pipe in 9 SC pipe out 10 High Pressure Sensor 11 Low Pressure Sensor ex) IDU No.2 Pipe inlet temperature sensor error and Master ODU suction temperature sensor, Slave 3 high pressure sensor error ....... Caution 1. Up to 5 number of errors is displayed continuously and repeatedly. In case 5 error occurs, again perform sensor checking after solving errors. 2. IDU in which error occurred operates air circulation mode. 70 Outdoor Unit

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70
Outdoor Unit
70
Outdoor Unit
Test Run
Sensor Check Error Code Display
In case error occurs during sensor checking process, error display is as shown below.
Following contents are displayed one after the other on the main PCB of master outdoor unit.
Indoor sensor error :
319
Outdoor sensor error :
309
Displaying error content
* 5 number of errors is displayed
continuously and repeatedly.
Displaying error content
■
Indoor unit error display
1.1st and 2nd number represents indoor unit number.
2. Last number represents sensor.
1: Pipe inlet temperature sensor
2: Pipe outlet temperature sensor
3: Air temperature sensor
■
Displaying outdoor unit error
1.1st and 2nd number represents error content(code).
2.Last number represents outdoor unit number.
1 : Master
2 : Slave
* Indoor unit number follows auto addressing number.
(To check the LGMV Data)
ex) Indoor unit No. 2 Pipe inlet temperature sensor
error
ex) Outdoor Master Unit Liquid pipe temperature
sensor error
1
Outdoor Air Temperature
2
Heat Exchanger 1
3
Heat Exchanger 2
4
Inverter Comp. Discharge Temperature
5
Const. Speed. Comp. Discharge Temperature
6
Suction Temperature
7
Liquid Pipe Temperature
8
SC pipe in
9
SC pipe out
10
High Pressure Sensor
11
Low Pressure Sensor
ex) IDU No.2 Pipe inlet temperature sensor error and Master
ODU suction temperature sensor, Slave 3 high pressure
sensor error
Caution
1. Up to 5 number of errors is displayed continuously and
repeatedly. In case 5 error occurs, again perform sensor
checking after solving errors.
2. IDU in which error occurred operates air circulation mode.
.......