LG ARUN096BT2 Installation Manual - Page 73

Refrigerant Auto Charging Function

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ENGLISH Test Run Refrigerant Auto Charging Function This function charges appropriate amount of refrigerant automatically through cycle operation. It can be used when refrigerant amount Isn't certain because of SVC and leakage. Start Main PCB SW01S Wait for 3 min. after power reset Main PCB SW01B Set the Dip S/W. Refrigerant Auto Changing : 1,2,7 ON SW02B Main PCB Press the black button on main PCB. SW01V ( Press until '508' is displayed ) Note 1. After installing the refrigerant charging device as shown below in figure, open the valve. 2. In case air temperature is out of guaranteed temperature, it may end without performing auto charging. 3. Refrigerant Charging Time may change according to the charging amount. (Refrigerant Charging Time : about 1.5 min/lb) Main PCB SW01V Press the black button on main PCB. IDU runs with cooling mode In designated order. Is it necessary to charge refrigerant? No Yes *1) Press the black button Refrigerant Auto Charging Process IDU and ODU are turned off when Auto Charging is completed. Close the valve. *2) Main PCB SW01V Press the black button Press the black button for 2 sec. after turning off all of dip S/W. Completed. Installation Manual 73

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Installation Manual
73
ENGLISH
Test Run
Refrigerant Auto Charging Function
This function charges appropriate amount of refrigerant automatically through cycle operation.
It can be used when refrigerant amount Isn't certain because of SVC and leakage.
Wait for 3 min. after power reset
Start
Main PCB
SW01S
Set the Dip S/W.
Refrigerant Auto Changing : 1,2,7 ON
Main PCB
SW01B
SW02B
Press the black button on main PCB.
Is it necessary to
charge refrigerant?
Press the black button for 2 sec. after turning off
all of dip S/W.
Yes
No
Press the black button on main PCB.
( Press until ‘508’ is displayed )
Main PCB
SW01V
IDU runs with cooling mode In designated order.
Main PCB
SW01V
Press the black button
IDU and ODU are turned off when Auto Charging
is completed. Close the valve.
Press the black button
*1)
Refrigerant Auto
Charging Process
Main PCB
SW01V
Completed.
*2)
Note
1. After installing the refrigerant charging
device
as shown below in figure,
open the valve.
2. In case air temperature is out of guaranteed
temperature, it may end without performing
auto charging.
3.
Refrigerant Charging Time may change
according to the charging amount.
(Refrigerant Charging Time : about 1.5 min/lb)