LG LSN120HSV5 Installation Manual

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Installation Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
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TABLE OF CONTENTS
Safety Instructions ......................................................................................................................................................................................................... 3
Unit Nomenclature .......................................................................................................................................................................................................... 8
General Data ............................................................................................................................................................................................................ 11-15
R410A Refrigerant .......................................................................................................................................................................................................11
6SHFL¿FDWLRQV ............................................................................................................................................................................................................. 12
Dimensions ............................................................................................................................................................................................................13-14
Refrigerant Piping Diagram ........................................................................................................................................................................................ 15
Installation ................................................................................................................................................................................................................16-38
Unpack and Inspect for Freight Damage .................................................................................................................................................................... 16
Indoor Unit Location Selection ............................................................................................................................................................................... 17-18
Required Clearances .................................................................................................................................................................................................. 18
Choose Piping and Wiring Route / Drilling Piping Hole .............................................................................................................................................. 19
Preparing for Installation ........................................................................................................................................................................................ 20-22
Mounting the Indoor Unit ............................................................................................................................................................................................ 23
Indoor Unit Connections ........................................................................................................................................................................................ 24-27
Flaring Procedure .................................................................................................................................................................................................. 28-29
Outdoor Unit to Indoor Unit Connections ............................................................................................................................................................... 30-34
Condensate Drain Hose Installation ...................................................................................................................................................................... 35-36
Piping Insulation ....................................................................................................................................................................................................37-38
Wiring .......................................................................................................................................................................................................................39-54
Safety Guidelines / General Information ................................................................................................................................................................ 39-40
Power Wiring / Communication Cable Connections .............................................................................................................................................. 40-41
3RZHU6XSSO\3RZHU:LULQJ6SHFL¿FDWLRQV .............................................................................................................................................................. 41
&RPPXQLFDWLRQ&RQQHFWLRQ&DEOH6SHFL¿FDWLRQV ............................................................................................................................................... 42-43
&RQWUROOHU2SWLRQVDQG&RQQHFWLRQ6SHFL¿FDWLRQV ................................................................................................................................................ 44-45
Indoor Unit Electrical Connections ........................................................................................................................................................................46-53
Optional Wall-Mounted Sensor and Controller ........................................................................................................................................................... 54
Reattaching the Indoor Unit Bottom Panel ............................................................................................................................................................55-56
Final Installation Procedures ................................................................................................................................................................................. 57-58
Air Filter Disassembly and Assembly ......................................................................................................................................................................... 57
Installing Batteries ...................................................................................................................................................................................................... 58
Troubleshooting ...................................................................................................................................................................................................... 59-60
Error Codes ..........................................................................................................................................................................................................59-60
Installation Checklist ...............................................................................................................................................................................................61-62

LG LSN120HSV5 Specifications

General

Brand	LG
Model	LSN120HSV5
Category	Air Conditioner
Language	English