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ENGLISH FRANÇAIS ESPAÑOL
website http://www.lgservice.com
LG
LG
Room Air Conditioner
INSTALLATION MANUAL
IMPORTANT
• Please read this instruction manual completely before
installing the product.
• When the power cord is damaged, replacement should be
performed by authorized personnel only.
• 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 thorough
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Room Air Conditioner Installation Manual TABLE OF CONTENTS Installation Required Parts Required Tools Requirements Safety Precautions............................4 ❏ Four type "A" screws & plastic ❏ Level gauge anchors ❏ Screw driver ❏ Connecting cable Introduction........................................7 ❏ Electric drill Symbols used in this manual..........7 ❏ Hole core drill [ø70mm(2.76in)] ❏ Installation guide map Features ...........................................7 ❏ Horizontal meter ❏ Pipe
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ENGLISH Wall Mounted Mini-Split System Single Zone INSTALLATION INSTRUCTIONS IMPORTANT! Please read this instruction sheet completely before installing the product. This air conditioning system meets strict safety and operating standards. As the installer or service person, it is an important part of your job to install or service the system so it operates safely and efficiently. WARNING • Installation or repairs made by unqualified persons can result in hazards to you and others. Installation M
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Safety Precautions Safety Precautions To prevent the injury of the user or other people and property damage, the following instructions must be followed. Be sure to read before installing the air conditioner. Be sure to observe the cautions specified here as they include important items related to safety. Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. This symbol indicates the possibility of death or
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ENGLISH Safety Precautions Do not install the product at a place that there Use caution when unpacking and installing. is concern of falling down. • Otherwise, it may result in personal injury. • Sharp edges may cause injury. Operation Do not share the outlet with Do not use the damaged Do not modify or extend the other appliances. power cord. power cord randomly. • It will cause an electric shock • Otherwise, it may cause a fire • Otherwise, it may cause a fire or a fire due to heat or elec
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Safety Precautions Installation Install the drain hose to ensure that drain Install the product so that the noise or hot can be securely done. wind from the outdoor unit may not cause any damage to the neighbors. • Otherwise, it may cause water leakage. • Otherwise, it may cause dispute with the neighbors. Always inspect gas leakage after the Keep level parallel in installing the product. installation and repair of product. • Otherwise, it may cause the failure of product. • Otherwise, i
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ENGLISH Introduction Introduction Symbols used in this Manual This symbol alerts you to the risk of electric shock. This symbol alerts you to hazards that may cause harm to the air conditioner. This symbol indicates special notes. NOTICE Features Air Inlet Front Panel Air Filter Signal Receptor Air Intake Vents Connecting Wires Air Outlet Vents Drain Hose Base Plate Installation Manual 7
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Installation Installation Read carefully, and then follow step by step. Installation Parts Installation plate Type "A" screw and plastic anchor Type "B" screw Remote control holder Installation Tools Figure Name Figure Name Screw driver Ohmmeter Electric drill Hexagonal wrench Measuring tape, Knife Ammeter Hole core drill Gas-leak detector Thermometer, Spanner Horizontal meter Torque wrench Flaring tool set 8 Room Air Conditioner
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ENGLISH Installation Installation Map NOTICE Installation parts you should purchase. Installation plate Sleeve Bushing-Sleeve Putty(Gum Type Sealer) Bend the pipe as closely on the wall as possible, but be careful that it doesn't break. Air Discarge Operation Indication Lamps/ Vinyl tape (Wide) Signal Receptor • Apply after carrying out a drainage test. Forced Operation Button • To carry out the drainage test, remove the air filters Saddle and pour water into the heat exchanger.
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Installation Confirm The Refrigerant 1. Check the quality label on the indoor and outdoor unit. 2. Make certain that the refrigerant is R-410A. NOTICE THIS PRODUCT CONTAINS R-410A REFRIGERANT 1) Different compressor oil - R-410A(Polyol ester) / R-22(Mineral). - Do not mix the existing mineral oil. - Do not apply used pipe, tools and gauges covered with the existing mineral oil. 2) Absorption of moisture -Compressor’s oil has the high absorption rate of moisture. 3) Composition - R-410A(R32:R1
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ENGLISH Installation Select the best Location Indoor unit 1. Do not have any heat or steam near the unit. More than 2. Select a place where there are no obstacles 10cm(3.9in) More than in front of the unit. 20cm(7.9in) 3. Make sure that condensation drainage can be conveniently routed away. More than 4. Do not install near a doorway. 10cm(3.9in) 5. Ensure that the interval between a wall and More than the left (or right) of the unit is more than 2.3m(7.6ft) 10cm(3.9in). The unit should be insta
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Installation Piping Length and Elevation Max. Max. Pipe Size Capacity Standard Length Additional Refrigerant Elevation B Length A m(ft) (Btu/h) g/m(oz/ft) GAS LIQUID m(ft) m(ft) 30k 5/8" 1/4" 7.5(25) 7(23) 30(98) 20(0.22) Indoor unit Outdoor unit Outdoor unit A A Oil trap B Indoor unit Outdoor unit Indoor unit B B If piping length is more than 5m(16.4ft) Capacity is based on standard length and maximum allowance length is on the basis of reliability. Oil trap should be installed every 5~7 meters
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ENGLISH Installation Fixing Installation Plate The wall you select should be strong and solid Installation Plate enough to prevent vibration 1. Mount the installation plate on the wall with type "A" screws. If mounting the unit on a concrete wall, use anchor bolts. • Mount the installation plate horizontally by Chassis Hook aligning the centerline using a level. Type "A" screw 2. Measure the wall and mark the centerline. It is also important to use caution concerning the location of the install
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Installation Flaring Work Main cause for gas leakage is due to defect in flaring work. Carry out correct flaring work in the following procedure. Cut the pipes and the cable. 1. Use the piping kit accessory or the pipes purchased locally. Copper pipe Slanted Uneven Rough 2. Measure the distance between the indoor and 90° the outdoor unit. 3. Cut the pipes a little longer than measured distance. 4. Cut the cable 1.5m(59.1in) longer than the pipe length. Pipe Burrs removal Reamer 1. Completely
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ENGLISH Installation Check Smooth all round 1. Compare the flared work with the figure by. Inside is shiny without scratches 2. If a flared section is defective, cut it off and do flaring work again. = Improper flaring = Inclined Surface Cracked Uneven damaged thickness Even length all round Connecting the Piping Indoor 1. Prepare the indoor unit's piping and drain hose for installation through the wall. 2. Remove the plastic tubing retainer(see the illustration by) and pull the tubing and drain
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Installation 4. Indoor unit installation Hook the indoor unit onto the upper portion of the installation plate.(Engage the two hooks Connecting cable of the rear top of the indoor unit with the upper edge of the installation plate.) Ensure Drain hose that the hooks are properly seated on the installation plate by moving it left and right. Press the lower left and right sides of the unit against the installation plate until the hooks engage into their slots(clicking sound). Connecting the piping
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ENGLISH Installation For left rear piping 1. Route the indoor tubing and the drain hose to 1 2 the required piping hole position. Connecting 2. Insert the piping, drain hose, and the cable connecting cable into the piping hole. 3. Insert the connecting cable into the indoor unit. Drain pipe • Don't connect the cable to the indoor unit. • Make a small loop with the cable for easy connection later. 4. Tape the drain hose and the connecting cables. 5. Indoor unit installation • Hang the indoor uni
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Installation Wrap the insulation material around the Plastic bands Insulation material connecting portion. 1. Overlap the connection pipe heat insulation and the indoor unit pipe heat insulation material. Bind them together with vinyl tape so that there may be no gap. 2. Wrap the area which accommodates the rear Indoor Connection unit piping pipe piping housing section with vinyl tape. Vinyl tape Wrap with vinyl tape (wide) Pipe Vinyl tape(narrow) Connecting cable 3. Bundle the piping and dr
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ENGLISH Installation Installation Information. For left piping. Follow the instruction below. Good case • Press on the upper side of clamp and unfold the tubing to downward slowly. Bad case • Following bending type from right to left may cause damage to the tubing. Installation Manual 19
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Installation Outdoor Align the center of the pipings and sufficiently tighten the flare nut by hand. Finally, tighten the flare nut with torque wrench until the wrench clicks. Outdoor unit Liquid side piping • When tightening the flare nut with torque (Smaller diameter) wrench, ensure the direction for tightening follows the arrow on the wrench. Gas side piping (Bigger diameter) Outside diameter Torque mm inch kg.m Ø6.35 1/4 1.8~2.5 Ø9.52 3/8 3.4~4.2 Ø12.7 1/2 5.5~6.6 Torque wrench Ø15.88 5/8 6
