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Function

1. Basic control ...................................................................................................................18

1.1 Normal operation .......................................................................................................18

1.2 Compressor control....................................................................................................18

1.3 EEV control ................................................................................................................19

2. Special control ................................................................................................................20

2.1 Oil return control ........................................................................................................20

2.2 Defrost ......................................................................................................................22

2.3 Stop operation............................................................................................................23

3. Protection control ...........................................................................................................24

3.1 Pressure protection control ........................................................................................24

3.2 Discharge temperature control...................................................................................25

3.3 Inverter protection control ..........................................................................................25

3.4 Phase detection .........................................................................................................25

4. Other control ...................................................................................................................26

4.1 Initial setup.................................................................................................................26

4.2 Pump Down ...............................................................................................................29

4.3 Night Low Noise Function ..........................................................................................30

4.4 Vacuum Mode ............................................................................................................31

4.5 Static pressure compensation mode..........................................................................31

4.6 Cycle Data View.........................................................................................................32

4.7 Refrigerant noise reduction mode..............................................................................33

4.8 Snow removal & rapid defrost....................................................................................34

4.9 Cool & Heat Selector (Only Heatpump) .....................................................................35

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 Service Manual

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