LG MULTI V Installation Manual page 83

Sensor Checking Function
Sensor checking function judges whether the current temperature of indoor and outdoor unit sensors is right or
not. 3 indoor temperature sensors, 10 outdoor temperature sensor Note 1), 2 outdoor pressure sensors.
Start
3 minutes
past after power
reset
YES
DIP switch set
Setting 1 Setting 2 Setting 3
Note 3)
Press black button
for 2 seconds
Sensor Normal
NO
Display Error
Press black button for 2 seconds
End
All DIP switches OFF and press black
button for 2 seconds
Data Reset and Wait
Note 1. Outdoor Unit number of temperature sensors is different according to each chassis.
Heat Pump
Note 2. Please check the sensor that is found abnormal.
Note 3. Each step is displayed on the Main PCB LED.
Note 4. Please refer to the sensor error descriptions on the next page.
WARNING
1. Please confirm if auto addressing function was executed. (Check the number of installed indoor units)
2. Error may occur when the sensor is abnormal according to the installed location and the temperature
conditions. When error occurs, please check each sensor and decide faultiness.
NO
Setting 4
NO
YES
Setting 1 Setting 2
Refrigerant Refrigerant
Auto Recharge Auto decide
Start Inspection of each Function
UX2(1 Comp)
6
DIP Switch Settings
- Setting1
(Refrigerant Auto Recharge)
- Setting2
(Refrigerant Quantity Auto Decide)
- Setting3
(Integrated Test Run - cooling)
- Setting4
(Integrated Test Run - heating)
Warning : Please reset before starting this function
Press black button for
5 seconds
Setting 3 Setting 4
E: Cooling
F: Heating
UX3 (2 Comp)
7
Test Run
Installation Manual 83