Table Of Contents - LG ART COOL LA090HSV4 Installation Manual

Safety Instructions ................................................................................ 3
General Data .......................................................................................... 8
Unit Nomenclature ............................................................................... 8
Single Zone Art Cool Mirror Unit Specifications ................................... 9
Electrical ............................................................................................ 10
R410A Refrigerant ............................................................................. 10
General Installation Guidelines ...........................................................11
Location Selection ..............................................................................11
Oceanside Applications ..................................................................... 12
Mounting Bolt Location ...................................................................... 13
Required Clearances ......................................................................... 14
Mounting of Indoor Unit Installation Plate .......................................... 15
Mounting of Indoor Unit ..................................................................... 16
Piping Preparation ............................................................................. 17
Piping Materials and Handling ........................................................... 18
Piping Support ................................................................................... 23
Underground Piping ........................................................................... 25
Refrigerant Piping Connections ......................................................... 26
Refrigerant Piping System Limitations ............................................... 26
Installation Overview ......................................................................... 26
Directional Pipe Formation ................................................................ 27
Drain Hose ......................................................................................... 28
Outdoor Unit Connections ................................................................. 29
Indoor Unit Connections .................................................................... 30
Bundling and Cutting Line ................................................................. 31
Refrigerant Piping Insulation ........................................................ 32-34
Air Purging ......................................................................................... 35
Leak Test/Soap Method Check .......................................................... 36
Evacuation of Lines ........................................................................... 37
Finishing Up ....................................................................................... 37
Remote Controller ............................................................................. 37
Pump Down, Cooling Only Mode ...................................................... 38
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TABLE OF CONTENTS

Electrical Wiring .................................................................................. 39
General Information and Safety Guidelines ....................................... 39
Power Wiring Specifications and Best Practices .......................... 39-41
Controllers ......................................................................................... 41
Indoor Unit Electrical Connections ............................................... 42-43
Outdoor Unit Electrical Connections ............................................. 44-45
Self Diagnosis Functions ............................................................. 46-47
LG SIMS - Self Diagnosis Functions ........................................... 48-49
Troubleshooting .................................................................................. 50
Error Codes ................................................................................. 50-52
Refrigerant Leaks .............................................................................. 53
Installation Checklist ...................................................................... 54-55
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