LG MT12AH-NE0 User Manual

P/NO : 3828A20403Fwww.lg.comINSTALLATION MANUALAIR CONDITIONER • Please read this installation manual completely before installing the product.• Insta

Remote control box bodyCord clamp(accessory)Lever carefully the box open using a screw driver, etc.Front caseThe lower partFace of wallUnder plateScre

Installation Manual 11ENGLISHInstallation of IndoorWiring Connection• Open the control box cover and connect the Remote controller cord and Indoor po

12 Multi-Type Air ConditionerInstallation of IndoorELECTRICAL WIRING1. All wiring must comply with LOCAL REGULATIONS.2. Select a power source that is

Installation of IndoorInstallation Manual 13ENGLISHConnecting Pipes to the Indoor UnitPreparation of PipingMain cause of gas leakage is defect in fla

Installation of IndoorPiping Connection1. Form the piping according to its routing.Avoid bending and bending back the samepiping point more than three

Installation Manual 15ENGLISHInstallation of Indoor1. Temporarily fix two decorative panel fixing screws (hexagon M5 screw) on the unit body.(Tighten

16 Multi-Type Air ConditionerInstallation of IndoorPiping sideDecorative panel fixing screws (Hexagon M6 screw)Air conditioner unitDecorative panelCov

Installation of Indoor Installation Manual 17ENGLISHCAUTION: Install certainly the decorative panel.Cool air leakage causes sweating.  Water drop

18 Multi-Type Air ConditionerInstallation of IndoorHEAT INSULATION1. Use the heat insulation material for the refrigerant piping which has an excellen

Test running Installation Manual 19ENGLISH2. Connection of power supply1. Connect the power supply cord to the independent power supply.• Circuit b

2 Multi-Type Air ConditionerMulti Type Air Conditioner Installation ManualTABLE OF CONTENTSSafety Precautions...

20 Multi-Type Air ConditionerOptional Operation1. Two Thermistor System(1) Open the rear cover of the wired remote-controller to set the mode.(2) Sele

Optional Operation Installation Manual 21ENGLISH2. Adjusting air volume to the height of ceilingYou can choose the RPM(or air volume) of indoor mot

22 Multi-Type Air ConditionerOptional Operation3. Group Control(Optional Wiring)• You can use a group control operation after connecting the brown and

Safety PrecautionsInstallation Manual 3ENGLISHTo prevent injury to the user or other people and property damage, the following instructionsmust be fo

4 Multi-Type Air ConditionerSafety PrecautionsDo not modify or extend the power cable.• There is risk of fire or electric shock.Be cautious when unpac

Safety Precautions Installation Manual 5ENGLISHAlways check for gas (refrigerant) leakage afterinstallation or repair of product.• Low refrigera

6 Multi-Type Air ConditionerInstallation of IndooInstallation of Indoor1. Indoor unit • There should not be any heat source orsteam near the unit. • T

Installation of IndoorInstallation Manual 7ENGLISH• Select and mark the position for fixing boltsand piping hole.• Decide the position for fixing bol

Set screw ofpaper model (4 pieces)Paper modelfor installationCeiling board150mmAdjust the same heightCeiling boardCeiling Flat washer for M10(accessor

Wall5~7mmIndoor OutdoorSet screw ofpaper model (4 pieces)Paper modelfor installationCeiling board90mmAdjust the same heightCeiling boardCeiling Flat w