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Table Of Contents - LG LC098HV Installation Manual

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Safety Instructions ............................................................................. 3-6
General Data ..................................................................................... 8-14
Unit Nomenclature............................................................................... 8
Parts .................................................................................................... 9
............................................................................... 10-12
Electrical ............................................................................................ 14
General Installation Guidelines....................................................15--27
Outdoor Unit Location Selection................................................... 15-17
Required Outdoor Unit Clearances .............................................. 18-20
Rigging and Lifting / Outdoor Unit Mounting...................................... 21
Outdoor Unit Mounting ...................................................................... 22
Indoor Unit Location Selection...................................................... 23-24
Required Indoor Unit Clearances ...................................................... 24
Hanging the Indoor Unit................................................................ 25-27
Drilling the Piping Hole ...................................................................... 27
General Refrigerant Piping System Information ......................... 28-37
Refrigerant Safety Standards ............................................................ 28
Device Connection Limitations .......................................................... 28
Selecting Copper Piping .................................................................... 29
Copper Expansion and Contraction.............................................. 30-31
Piping Materials and Handling........................................................... 32
Refrigerant System Engineering................................................... 33-35
Flaring and Brazing Procedures ................................................... 36-37
Refrigerant Piping Connections.................................................... 38-45
Installation Overview / Special Applications ...................................... 38
Outdoor Unit Connections ............................................................ 39-40
Indoor Unit Connections .................................................................... 41
Outdoor Unit Condensate Piping....................................................... 42
Indoor Unit Condensate Piping.......................................................... 42
Checking for Leaks / Bundling........................................................... 43
Insulation ...................................................................................... 44-45
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. "LG" is a registered trademark of LG Corp.

TABLE OF CONTENTS

Electrical System Installation........................................................ 46-53
Controller Options.............................................................................. 50
Indoor Unit Electrical Connections .................................................... 51
Outdoor Unit Electrical Connections.................................................. 53
Final Installation Procedures ........................................................ 54-80
Triple Leak / Pressure Test ........................................................... 54-55
Deep Evacuation Test................................................................... 55-56
Triple Evacuation Test................................................................... 56-57
Refrigerant Trim Charge .................................................................... 58
Installing Batteries, Test Run ........................................................ 59-60
Performance Evaluation .................................................................... 60
Installing the Panel ....................................................................... 61-64
Installing the Branch Duct............................................................. 65-67
Branch Duct Options .................................................................... 68-70
Outside Air Ventilation .................................................................. 71-72
Installer Setting Mode................................................................... 73-74
FC-15 and FC-6 / FC-35.................................................................... 75
Setting LUU180-420HV Optional Modes...................................... 76-80
Troubleshooting ............................................................................. 81-85
LG Monitoring View (LGMV) Diagnostic Software ........................ 81-82
LG ThinQ ........................................................................................... 83
Error Codes ................................................................................. 84-85
Cautions for Refrigerant Leaks.......................................................... 86
Installation Checklist........................................................................... 87
......................... 46
................................................... 47-50
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