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LG 3828A30087S manual

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Table of contents for the manual

  • Page 1

    ENGLISH LG Room Air Conditioner INSTALLATION MANUAL LG http://www.lgservice.com 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 s[...]

  • Page 2

    2 Room Air Conditioner Room Air Conditioner Installation Manual T ABLE OF CONTENTS Safety Precautions ......................... 3 Introduction .....................................9 Symbols Ued in This Manual ......9 F eatures ....................................... 9 Installation ..................................... 10 Installation P ar ts ......[...]

  • Page 3

    Installation Manual 3 ENGLISH Saf ety Precautions T o pre vent the injury of the user or other people and proper ty damage , the follo wing instructions must be f ollow ed. ■ Incorrect operation due to ignoring instruction will cause har m or damage. The ser iousness is classified by the f ollo wing indications. ■ The meanings of the symbols us[...]

  • Page 4

    4 Room Air Conditioner Saf ety Precautions ■ Operation Be cautious when unpacking and installing the product. • Shape edges could cause injur y . Be especially careful of the shar p edges. For installation, always contact the dealer or an A uthorized Service Center . • There is risk of fire, electric shock, e xplosion, or injur y . Do not ins[...]

  • Page 5

    Installation Manual 5 ENGLISH Saf ety Precautions Do not place a heater or other appliances near the power cab le . • There is risk of fire, f ailure of the product, and/or electric shock. Do not let the air conditioner run for a long time when the humidity is very high and a door or a window is left open. • Moisture ma y condense and wet or da[...]

  • Page 6

    6 Room Air Conditioner Saf ety Precautions ■ Installation Alwa ys check f or gas(refrigerant) leakage after installation or repair of product. • Low refrigerant le vels ma y cause product f ailure. Install the drain hose to ensure that water is drained awa y properl y . • A bad connection ma y cause water leakage. Keep le vel even when instal[...]

  • Page 7

    Saf ety Precautions Installation Manual 7 ENGLISH ■ Operation Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods. • It ma y cause a problem f or your neighbors. Use two or more people to lift and transport the air conditioner • A void personal injury . Do not install the product where it[...]

  • Page 8

    8 Room Air Conditioner Saf ety Precautions ■ Disuse Alwa ys inser t the filter securely . Clean the filter every tw o weeks or more often if necessary . • A dir ty filter reduces the efficiency of the air conditioner and could cause product malfunction or damage. Do not drink the water drained from the unit. • It is not sanitar y and could ca[...]

  • Page 9

    Installation Manual 9 ENGLISH Introduction This symbol aler ts y ou to the risk of electric shock. This symbol aler ts y ou to hazards that ma y cause harm to the air conditioner . This symbol indicates special notes. NOTICE Intr oduction Symbols Used In This Manual Features Air Intake Vents Air Outlet Vents Connecting Wires Piping Drain Hose Base [...]

  • Page 10

    10 Room Air Conditioner Installation Type "A" screw and plastic anchor Type "B" screw Remote Control Holder Installation plate Figure Figure Name Screw driver Electric Drill Measuring Tape, Knife Hole Core Drill Spanner Torque wrench Ohmmeter Hexagonal wrench Ammeter Gas Leak Detector Thermometer, Level Flaring Tool Set Name Ins[...]

  • Page 11

    Installation parts you should purchase. Vinyl tape (Wide) • Apply after carrying out a drainage test. • To carry out the drainage test, remove the air filters and pour water into the heat exchanger. Saddle Forced Operation Button Gas side piping (Optional Parts) Liquid side piping (Optional Parts) Additional drain pipe Vinyl tape (Narrow) Drain[...]

  • Page 12

    Installation 1. Chec k the quality label on the indoor and outdoor unit. 2. Mak e cer tain that the refrigerant is R-410A. THIS PRODUCT CONT AINS R-410A REFRIGERANT 1) Diff erent compressor oil - R-410A(P olyol ester) / R-22(Mineral). - Do not mix the e xisting mineral oil. - Do not apply used pipe, tools and gauges co vered with the e xisting mine[...]

  • Page 13

    Installation Manual 13 ENGLISH Installation Outdoor unit 1. If an awning is b uilt ov er the unit to pre vent direct sunlight or rain e xposure, mak e sure that heat radiation from the condenser is not restricted. 2. Ensure that the space around the back and sides is more than 30cm(11.8in). The front of the unit should hav e more than 70cm(27.6in) [...]

  • Page 14

    12k Ø 12.7mm(1/2") Ø 6.35mm(1/4") 7.5(25) 7.5(25) 15(49) 20(0.22) 14 Room Air Conditioner Installation Piping Length And Elev ation • Capacity is based on standard length and maxim um allowance length is on the basis of reliability . • Oil trap should be installed e v er y 5~7meters (16.4~23.0ft). Pipe Size Capacity (Btu/h) Suction [...]

  • Page 15

    Installation Manual 15 ENGLISH Installation The wall y ou select should be strong and solid enough to pre vent vibr ation 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 b y aligning the centerline using a lev el. 2[...]

  • Page 16

    16 Room Air Conditioner Installation Flaring W ork Cut the pipes and the cable. 1. Use the piping kit accessor y or the pipes purchased locally . 2. Measure the distance between the indoor and 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. Burrs remo val 1. Compl[...]

  • Page 17

    Installation Manual 17 ENGLISH Installation Indoor 1. Prepare the indoor unit's piping and drain hose f or installation through the wall. 2. Remov e the plastic tubing retainer(see the illustration b y) and pull the tubing and drain hose aw a y from chassis. 3. Replace only the plastic tubing holder 1, not the holder 2 in the original position[...]

  • Page 18

    18 Room Air Conditioner Installation Wrap the insulation material around the connecting portion. • Ov er lap the connection pipe insulation material and the indoor unit pipe insulation material. Bind them together with vinyl tape so that there is no gap . Route the indoor tubing and the drain hose to the required piping hole position. Plastic ban[...]

  • Page 19

    Installation Manual 19 ENGLISH Installation Insert the connecting cable into the indoor unit. • Don't connect the cable to the indoor unit. • Make a small loop with the cab le f or easy connection later . T ape the drain hose and the connecting cable. • Connecting cable Connecting the pipings to the indoor unit and the drain hose to drai[...]

  • Page 20

    20 Room Air Conditioner Installation Reroute the pipings and the drain hose across the bac k of the chassis. Reroute the pipings and the drain hose across the bac k of the chassis. Drain hose Vinyl tape(narrow) Pipe Wrap with vinyl tape(wide) • Bundle the piping and drain hose together by wrapping them with cloth tape o ver the range within which[...]

  • Page 21

    Installation Manual 21 ENGLISH Installation Installation Inf or mation. F or left piping. Follo w the instruction below . Correct case • Press on the upper side of clamp and unf old the tubing to downward slo wly . Incorrect case • F ollowing bending type from right to left ma y cause damage to the tubing.[...]

  • Page 22

    22 Room Air Conditioner Installation Put a couple drops of refrigerant oil on the face of the flare before assemb ling taking care not to add an y contaminants. Align the center of the pipings and sufficiently tighten the flare nut b y hand. • The drain hose can be connected at two diff erent positions. Use the most con venient position and, if n[...]

  • Page 23

    Installation Manual 23 ENGLISH Installation Connecting the Piping Connection Of The Cable 1 Indoor Unit Outdoor Unit 2 3 4 1 2 3 4 5 6 G To branch circuit Ground P ower supply a L1 * L2 Connecting cable(Low v oltage) b T erminal (4P) T erminal (6P) Outdoor unit Wiring Diagram T er minal bloc k Over 5mm (0.2") Cov er control Conduit panel Conne[...]

  • Page 24

    24 Room Air Conditioner Installation After the confir mation of the abov e conditions, prepare the wiring as f ollows: 1) Never fail to ha ve an individual power circuit specificall y for the air conditioner . As for the method of wiring, be guided by the cir cuit diagram posted on the inside of control cover . 2) The screw whic h fasten the wiring[...]

  • Page 25

    Installation Manual 25 ENGLISH Installation Chec king The Drainage • P our a glass of water on the dr ain pan. • Ensure the water flo ws through the drain hose of the indoor unit without an y leakage and goes out the drain e xit. Drain piping • The dr ain hose should point downward f or easy drain flo w . • A void these situations . Drain p[...]

  • Page 26

    26 Room Air Conditioner Installation Forming The Piping Form the piping by wrapping the connecting portion of the indoor unit with insulation material and secure it with two kinds of vin yl tapes. • If you w ant to connect an additional drain hose , the end of the drain outlet should be routed abo v e the ground. Secure the drain hose appropriate[...]

  • Page 27

    Installation Manual 27 ENGLISH Air Pur ging Air purging With V acuum Pump Lo Hi Indoor unit Outdoor unit Manifold valve Charge hose Nitrogen gas cylinder(in vertical standing position) Pressure gauge Air and moisture remaining in the refrigerant system ha ve undesir able eff ects as indicated below . • Pressure in the system rises. • Oper ating[...]

  • Page 28

    28 Room Air Conditioner Installation Evacuation • Connect the charge hose end described in the preceding steps to the vacuum pump to e vacuate the tubing and indoor unit. Confir m the "Lo" knob of the manif old valv e is open. Then, run the vacuum pump . The operation time f or e vacuation v ar ies with tubing length and capacity of the[...]

  • Page 29

    Installation Manual 29 ENGLISH Installation Charging ■ Each outdoor unit is f actor y charged (nameplate charge) for the e v aporator as well as a 7.5m(25ft) line set. Any time a line set is used either shor ter or longer then the nominal 7.5m(25ft) line set length the refrigerant charge has to be adjusted. ■ Whether the line set is made shor t[...]

  • Page 30

    30 Room Air Conditioner T est Running Outside ambient TEMP . The pressure of the gas side ser vice valve 95 ° F(35 ° C) 8.5~9.5kg/cm 2 G(120~135 P .S.I.G.) Settlement of outdoor unit ■ Anchor the outdoor unit with a bolt and nut( ø 10mm(0.39in) tightly and horizontally on a concrete or rigid mount. ■ When installing on the w all, roof or roo[...]

  • Page 31

    Installation guide at the seaside Installation Manual 31 ENGLISH Installation guide at the seaside 1. Air conditioners should not be installed in areas where corrosive gases, such as acid or alkaline gas, are produced. 2. Do not install the product where it could be exposed to sea wind (salty wind) directly. It can result corrosion on the product. [...]

  • Page 32

    32 Room Air Conditioner[...]

  • Page 33

    P/No .: 3828A30087S[...]