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Only for training and service purposes

LGE Internal Use Only

Function

1. Basic control ..................................................................................................................16

1.1 Normal operation ...........................................................................................................16

1.2 Compressor control........................................................................................................16

1.3 EEV control ....................................................................................................................17

2. Special control ...............................................................................................................18

2.1 Oil return control ............................................................................................................18

2.2 Defrost ...........................................................................................................................20

2.3 Stopping operation.........................................................................................................21

3. Protection control ..........................................................................................................22

3.1 Pressure protection control ............................................................................................22

3.2 Discharge temperature control.......................................................................................24

3.3 Inverter protection control ..............................................................................................24

3.4 Pressure switch..............................................................................................................24

4. Other control ..................................................................................................................25

4.1 Initial Setup ....................................................................................................................25

4.2 Sensor Checking Function.............................................................................................27

4.3 Refrigerant Auto Charging .............................................................................................29

4.4 Refrigerant Checking Function ......................................................................................31

4.5 Pump Down ...................................................................................................................33

4.6 Pump Out.......................................................................................................................35

4.7 Night Silent Operation....................................................................................................37

4.8 Vacuum Mode ................................................................................................................38

4.9 Black Box Function ........................................................................................................39

Function

Type	VRF (Variable Refrigerant Flow)
Compressor Type	Scroll
Refrigerant	R410A
Energy Efficiency	High
Control System	Centralized and individual control options
Indoor Units	Multiple types available (e.g., ceiling cassette, wall-mounted, ducted)

LG Multi V Manual&Nbsp;

Other manuals for LG Multi V