LG Electronics 705371 User Manual

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Product Data

Due to our policy of continuous product innovation, some specifications may change without notification.

MULTI

MAX

MULTI

TABLE OF CONTENTS

Safety Instructions ......................................................................................................................................................................................................3-6

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Electrical Data ................................................................................................................................................................................................................11

R410A Refrigerant ........................................................................................................................................................................................................ 12

General Installation Guidelines ..............................................................................................................................................................................13-34

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Oceanside Installation Precautions ............................................................................................................................................................................13

Rooftop Installations ...................................................................................................................................................................................................14

Planning for Snow and Ice ..........................................................................................................................................................................................14

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Allowable Clearances ............................................................................................................................................................................................15-17

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Platform Instructions ...................................................................................................................................................................................................19

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Branch Distribution Unit Installation .......................................................................................................................................................................22-23

Piping Preparation ...................................................................................................................................................................................................24-25

Piping Materials and Handling ...............................................................................................................................................................................26-34

Refrigerant Piping Connections .............................................................................................................................................................................35-40

Flushing the Refrigerant Piping .................................................................................................................................................................................. 41

Leak Test and Vacuum Procedures .......................................................................................................................................................................42-44

Refrigerant Charge ..................................................................................................................................................................................................45-47

Refrigerant Piping Insulation .................................................................................................................................................................................48-52

Electrical Wiring ......................................................................................................................................................................................................53-70

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Power Wiring and Communications Cable Connections .......................................................................................................................................55-59

Test Run .....................................................................................................................................................................................................................60

DIP Switch Settings ...............................................................................................................................................................................................61-65

Self Diagnosis Functions .......................................................................................................................................................................................66-71

Caution for Refrigerant Leakage ............................................................................................................................................................................72-73

Installation Checklists .............................................................................................................................................................................................74-79

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LG Electronics 705371 LG Dual Zone Mini Split Air Conditioner System with 48000 BTU Cooling Capacity, 2 Indoor Units, and Outdoor Unit

User Manual - Page 7