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• Please read this installation manual completely before installing the product. • Installation work must be performed in accordance with the national wiring standards by authorized personnel only. • Please retain this installation manual for future reference after reading it thoroughly. TYPE : Floor Standing www.lg.com P/NO : MFL67656101...
Floor Standing Type Indoor Unit Installation Manual TABLE OF CONTENTS Installation Requirements Required Parts Required Tools Safety Precautions....3 Introduction......5 o Level gauge Installation o Four type "A" screws o Screw driver o Connecting cable o Electric drill o Hole core drill Selection the best location ..6 o Pipes: Gas side o Flaring tool set...
Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. n Be sure to read before installing the air conditioner. n Be sure to observe the cautions specified here as they include important items related to safety. n Incorrect operation due to ignoring instruction will cause harm or damage.
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Safety Precautions For installation, always con- Do not install the product on Be sure the installation area tact the dealer or an a defective installation stand. does not deteriorate with age. Authorized Service Center. • There is risk of fire, electric •...
Introduction Introduction Symbols Used in this Manual This symbol alerts you to the risk of electric shock. This symbol alerts you to hazards that could cause harm to the air conditioner. NOTICE This symbol indicates special notes. Features Air Outlet Control Panel Air Filter Control Box...
Installation Installation Selection of the best location Indoor unit Install the air conditioner in the location that satisfies the fol- lowing conditions. • The place shall easily bear a load exceeding four times the indoor unitʼs weight. • Sufficient space should be available to inspect the unit as in the figure shown on the right.
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Installation Wall INSIDE OUTSIDE Core Drill 200mm 70mm 70mm INSIDE OUTSIDE Wall Plastic tube (Bushing) Tilt Cut if necessary More than 15mm 1. The mounting floor should be strong and solid enough to prevent it from vibration. 2. Drill the piping hole with 70mm diameter hole-core drill at either the right or the left of indoor unit. The hole should be sightly slant to the outdoor side.
Installation Preparation of Piping Main cause of gas leakage is defect in flaring work. Carry out correct flaring work in the following procedure. 1. Cut the pipes and the cable. n Use the accessory piping kit or the pipes purchased Copper Slanted Uneven Rough tube...
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Installation FLARE SHAPE and FLARE NUT TIGHTENING TORQUE Precautions when connecting pipes • See the following table for flare part machining dimensions. • When connecting the flare nuts, apply refrigerant oil to the inside and outside of the flares and turn them three or four times at first.
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Installation HEAT INSULATION 1. Use the heat insulation material for the refrigerant piping which has an excellent heat-resistance (over 120°C). 2. Precautions in high humidity circumstance: Fastening band This air conditioner has been tested according to the "ISO (accessory) Conditions with Mist" and confirmed that there is not any default.
Installation How to connect wirings • In order to protect cable, it should be inserted “Bushing Rubber”. • The inside and outside connecting cable can be connected after opening the inlet grille. Remocon Wire Communication Wire Power Wire Installation Manual 11...
Installation Wiring Connection Connect the wires to the terminals on the control board individually according to the outdoor unit connection. • Ensure that the color of the wires of outdoor unit and the terminal No. are the same as those of indoor unit respectively. SODU Terminal Block IDU INTERNET DRY1 DRY2...
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Installation WIERED REMOTE CONTROLLER INSTALLATION • Since the room temperature sensor is in the remote controller, the remote controller box should be installed in a place away from direct sunlight, high humidity and direct supply of cold air to maintain proper space temperature. Install the remote controller about 5ft(1.5m) above the floor in an area with good air circulation at an average tempera- ture.
Installation Installation of Wired Remote Controller 1. Please fix tightly using provided screw after placing remote controller setup board on the place where you like to setup. - Please set it up not to bend because poor setup could take place if setup board bends. Please set up remote controller board fit to the reclamation box if there is a reclamation box.
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Installation 4. Please connect indoor unit and remote controller using connection cable. Please check if connector is normally connected. Indoor Unit side Connecting cable 5. Please use extension cable if the distance between wired remote controller and indoor unit is more than 10m.
Installation Name and function of wired remote controller(Accessory) 1. Operation indication screen 2. Set temperature button • It will set not room temperature but outlet air temperature. 3. Fan speed button • Fan Speed have 3 Steps(Low, High and Super High) 4.
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