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INSTALLATION MANUAL
AIR CONDITIONER
• 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 : WALL MOUNTED
P/NO : 3828A30087W
www.lg.com
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Table of Contents
Related Manuals for LG LS186HECE
Summary of Contents for LG LS186HECE
- Page 1 • 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 : WALL MOUNTED www.lg.com P/NO : 3828A30087W...
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Page 2: Table Of Contents
Room Air Conditioner Installation Manual TABLE OF CONTENTS Installation Required Parts Required Tools Requirements Safety Precautions ......3 Introduction ........9 ❏ Level gauge ❏ Installation plate Symbols Ued in This Manual..9 ❏ Screwdriver ❏ Four type "A" screws Features ........9 ❏ Electric drill ❏... -
Page 3: Safety Precautions
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 •... - Page 4 Safety Precautions Be cautious when unpacking and For installation, always contact Do not install the product on a installing the product. the dealer or an Authorized defective installation stand. Service Center. • Shape edges could cause injury. Be • There is risk of fire, electric shock, •...
- Page 5 Safety Precautions Do not place a heater or other Do not let the air conditioner run Do not store of use flammable appliances near the power cable. for a long time when the gas or combustibles near the air humidity is very high and a door conditioner.
- Page 6 Safety Precautions Ventilate the product from time Unplug the appliance before When the product is not be used to time when operating it performing cleaning or for a long time disconnect the together with a stove, etc. maintenance. power supply plug or turn off the breaker.
- Page 7 Safety Precautions Do not install the product where Use two or more people to lift Do not install the product where the noise or hot air from the and transport the air conditioner it will be exposed to sea wind outdoor unit could damage the (salt spray) directly.
- Page 8 Safety Precautions Always insert the filter securely. Clean the filter Do not drink the water drained from the unit. every two weeks or more often if necessary. • A dirty filter reduces the efficiency of the air conditioner and • It is not sanitary and could cause serious health issues. could cause product malfunction or damage.
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Page 9: Introduction
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. NOTICE This symbol indicates special notes. Features Air Inlet Air Filter Front Panel Signal Receptor... -
Page 10: Installation
Installation Installation Read carefully, and then follow step by step. Installation Parts Type 1 Type 2 Installation plate Installation plate Type "B" screw Type "B" screw Type "A" screw (6 EA) Type "A" screw (8 EA) Remote control holder Remote control holder Installation Tools Figure Name... -
Page 11: Installation Map
Installation Installation Map NOTICE Installation parts you should purchase. Installation Plate Sleeve Bushing-Sleeve Putty(Gum Type Sealant) Bend the pipe as closely on the wall as possible, but be careful that it doesn't break. Air Discharge Vertical Air deflector Operation Indication Lamps/ Vinyl tape(Wide) Signal Receptor •... -
Page 12: Confirm The Refrigerant
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. -
Page 13: Select The Best Location
Installation Select The Best Location Indoor unit 6. Use a stud finder to locate studs to prevent unnecessary damage to the wall. 1. Do not have any heat or steam near the unit. 2. Select a place where there are no obstacles in front of the unit. -
Page 14: Piping Length And Elevation
Installation Piping Length And Elevation Pipe Size Capacity Max. Elevation Max. length Standard Additional Refrigerant Ⓑ m(ft) Ⓐ m(ft) Length m(ft) g/m(oz/ft) kW(Btu/h) Suction Evap 5.27(18k) Ø12.7(1/2") Ø6.35(1/4") 7.5(25) 15(49) 20(65) 20(0.22) Outdoor unit Indoor unit Outdoor unit Oil trap Indoor unit Outdoor unit Indoor unit... -
Page 15: How To Mount Installation Plate
Installation How To Mount Installation Plate The wall you select should be strong and solid enough to prevent vibration Installation Plate 1. Mount the installation plate on the wall with Chassis type "A" screws. If mounting the unit on a Hook concrete wall, use anchor bolts. -
Page 16: Flaring Work
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 Copper Slanted Uneven Rough pipe 90°... -
Page 17: Connecting The Piping
Installation Connecting the Piping 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 hose away from chassis. 3. - Page 18 Installation Connecting the pipings to the indoor unit Wrap the insulation material around the connecting portion. and drain hose to drain pipe. • Put a couple drops of refrigerant oil on the face of • Overlap the connection pipe insulation material the flare before assembling taking care not to and the indoor unit pipe insulation material.
- Page 19 Installation Insert the connecting cable into the indoor unit. • Don't connect the cable to the indoor unit. Spanner (fixed) • Make a small loop with the cable for easy connection later. Flare nut Connection pipe Torque wrench Tape the drain hose and the connecting cable. Indoor unit tubing •...
- Page 20 Installation • Wrap the area which accommodates the rear Reroute the pipings and the drain hose piping housing section with vinyl tape. across the back of the chassis. Indoor Connection unit piping pipe Vinyl tape Wrap with vinyl tape (wide) Piping for Pipe passage through...
- Page 21 Installation Installation Information. For left piping. Follow the instruction below. Correct case • Press on the upper side of clamp and unfold the tubing to downward slowly. Incorrect case • Following bending type from right to left may cause damage to the tubing. Installation Manual 21...
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Page 22: Connection Of The Drain Hose
Installation Connecting the Piping Connection Of The Drain Hose • The drain hose can be connected at two different positions. Use the most convenient position and, if necessary, exchange the position of the drain pan, rubber cap and the drain hose. ➊... -
Page 23: Connection Of The Cable
Installation Connecting the Piping Connection Of The Cable 1. Remove the cover control from the unit by Wiring Diagram loosening the 3 screws. Connecting cable(Low voltage) b 2. Dismount caps on the conduit panel. 3. Temporarily mount the conduit tubes on the Outdoor Unit conduit panel. - Page 24 Installation CAUTION After the confirmation of the above conditions, prepare the wiring as follows: 1) Never fail to have an individual power circuit specifically for the air conditioner. As for the method of wiring, be guided by the circuit diagram posted on the inside of control cover.
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Page 25: Checking The Drainage
Installation Checking The Drainage • Pour a glass of water on the drain pan. • Ensure the water flows through the drain hose of the indoor unit without any leakage and goes out the drain exit. Connecting area drain hose Leakage checking Drain pan... -
Page 26: Forming The Piping
Installation Forming The Piping In cases where the Outdoor unit is installed Form the piping by wrapping the connecting above the Indoor unit perform the following. portion of the indoor unit with insulation material • Tape the piping and connecting cable from down to and secure it with two kinds of vinyl tapes. -
Page 27: Air Purging
Installation Air Purging Air and moisture remaining in the refrigerant system have undesirable effects as indicated below. • Pressure in the system rises. • Operating current rises. • Cooling(or heating) efficiency drops. • Moisture in the refrigerant circuit may freeze and block capillary tubing. •... - Page 28 Installation Soap water method (1) Remove the caps from the gas side and Suction Line liquid side valves. (2) Remove the service-port cap from the gas side valve. (3) To open the gas side valve turn the valve stem counterclockwise approximately 90°, Evaporator Line wait for about 2~3 seconds, and close it.
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Page 29: Charging
Installation Charging ■ Each outdoor unit is factory charged (nameplate charge) for the evaporator as well as a 7.5m(25ft) line set. Any time a line set is used either shorter or longer then the nominal 7.5m(25ft) line set length the refrigerant charge has to be adjusted. -
Page 30: Test Running
Test Running Test Running 1. Check that all tubing and wiring have been 3. Ensure the difference between the intake properly connected. temperature and the discharge is more than 2. Check that the gas and liquid side service valves 46.4°F(8°C) (Cooling) or (Heating). are fully open. -
Page 31: Installation Guide At The Seaside
3) Select a well-drained place. 1. If you can’t meet above guide line in the seaside installation, please contact LG Electronics for the additional anticorrosion treatment. 2. Periodic ( more than once/year ) cleaning of the dust or salt particles stuck on the heat exchanger by using water... - Page 32 Memo 32 Room Air Conditioner...