LG Electronics MFL39817303 installation manual Table of Contents

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Room Air Conditioner Installation Manual

TABLE OF CONTENTS

Installation

Required Parts

Requirements

Required Tools

Safety Precautions	4
Introduction	7
Symbols used in this manual	7
Features	7
Installation	8
Installation parts	8
Installation tools	8
Installation map	9
Selecting the best location	10
Piping length and elevation	11
Fixing installation plate	12
Drilling a hole in the wall	12
Flaring work	13
Connecting the piping	14
Connecting the cables	20
Checking the drainage	23
Forming the piping	24
Air purging	25
Test running	27
Installation guide at the seaside ...	29

❏Four type "A" screws & plastic anchors

❏Connecting cable

❏Installation guide map

❏Pipes: Gas side

Liquid side

❏Insulation materials

❏Additional drain pipe

[Outer diameter......15.5mm(0.61in)]

❏Two type "B" screws

❏Level gauge

❏Screw driver

❏Electric drill

❏Hole core drill [ø70mm(2.76in)]

❏Horizontal meter

❏Flaring tool set

❏Specified torque wrenches 1.8kg.m, 4.2kg.m, 5.5kg.m, 6.6kg.m

(different depending on model No.)

❏Spanner ........................Half union

❏A glass of water

❏Screw driver

❏Hexagonal wrench(4mm)

❏Gas-leak detector

❏Vacuum pump

❏Gauge manifold

❏Owner's manual

❏Thermometer

❏Remote control holder

2Room Air Conditioner

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Contents Room Air Conditioner Table of Contents Installation Instructions It may cause injury or an accident No installation may cause a fire and electrical shockBe sure not to do Be sure to follow the instruction Operation Otherwise, it may cause vibration or water leakage Otherwise, it may cause water leakageOtherwise, it may cause dispute with the neighbors Otherwise, it may do harm to your healthSymbols used in this Manual FeaturesRead carefully, and then follow step by step Installation PartsInstallation Tools Installation Map Outdoor unit Select the best LocationIndoor unit Piping Length and Elevation Type Fixing Installation PlateDrill a Hole in the Wall Burrs removal Flaring WorkCutting Tubes Putting nut onIndoor Connecting the PipingCheck Foamed polyethylene or equivalent is recommendedIndoor unit installation Lbf .ftFor left rear piping Piping for passage through piping hole Good case Bad caseOutdoor Connecting the CablesHow to use the front panel Move the link upward and close the front panelFront panel removing With the screw Connect the wires to the terminals onRefix the cover control to the original position Connecting cable How to connect wiring to the terminalsFor strand wiring Drain piping Checking the DrainageTo check the drainage Pour a glass of water on the evaporatorForming the Piping Air purging with vacuum pump Air PurgingAir purging Finishing the job Soap water methodEvacuation If bubbles come out, the pipes have leakageSettlement of outdoor unit Prepare remote controllerTest Running Evaluation of the performancePump Down Procedure Pump DownInstallation guide at the seaside Selecting the locationOutdoor UnitMemo Room Air Conditioner No. MFL39817303