LG multi V JRUN Series Installation Manual page 89

Test Run
Refrigerant Checking Function (Setting 2)
This function judges refrigerant leakage and overcharging
It can be used with refrigerant auto charging function.
Press black button for 2 seconds
Too much Not enough
Refrigerant Refrigerant
Note
1. In case air temperature is out of guaranteed temperature, refrigerant checking function may end without performing
refrigerant checking. Use guaranteed temperature range only.
2. During the process of judging refrigerant amount, if the cycle isn't stable, refrigerant checking function may end
without performing refrigerant checking.
90 Outdoor Unit
Inspection Start
YES
Proper Temperature
Thermo off indoor unit
YES
Decide Refrigerant Quantity
Based on Refrigerant Quantity
Refrigerant Gas/Liquid
Cannot tell
Quantity pipe direct
Quantity
Normal connection
Indoor Unit OFF
Warning : Please reset Main PCB before starting this function
NO
NO
Press black button for 2 seconds
Press black button for 2 seconds
Data Reset and Wait
DIP Switch Settings
Display Error
Display Error
End