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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 : MFL68019901
http://www.lghvac.com
www.lg.com
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Related Manuals for LG MFL68019901
Summary of Contents for LG MFL68019901
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Page 1: Installation Manual
• 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 http://www.lghvac.com www.lg.com P/NO : MFL68019901... - Page 2 FLEX MULTI SPLIT INSTALLATION INSTRUCTIONS...
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Page 3: Table Of Contents
Multi Air Conditioner Installation Manual TABLE OF CONTENTS Required Tools Installation Requirements Installation Parts Provided ...........4 Product Introduction .............4 Indoor Unit.................4 o Level gauge o Screw driver Outdoor Unit ..............4 o Electric drill Safety Precautions ..............5 o Hole core drill (ø50mm) Installation of Indoor, Outdoor Unit ........8 Select the best location ............8 Installation................9... -
Page 4: Installation Parts Provided
Installation Parts Provided Installation Parts Provided Installation Parts Installation guide map Type "A" screw and plastic anchor Remote control holder Type "B" screw Product Introduction Indoor Unit Air Filter Signal receiver Front Panel ON/OFF button Air Discharge Outdoor Unit Air intake vents Connecting wire Connection pipe Drain hose... -
Page 5: Safety Precautions
Safety Precautions Safety Precautions To prevent the injury of 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. - Page 6 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. Use a vacuum pump or Inert (nitrogen) gas when Do not install the product on the plaster wall doing leakage test or air purge.
- Page 7 Safety Precautions CAUTION n 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. •...
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Page 8: Installation Of Indoor, Outdoor Unit
Installation of Indoor, Outdoor Unit Installation of Indoor, Outdoor Unit Read completely, then follow step by step. Select the best location Indoor unit 1. Do not have any heat or steam near the unit. 2. Select a place where there are no obstacles more than 200 more than 500 in front of the unit. -
Page 9: Installation
Installation Installation Preparing work for Installation Open panel front 1. First, push the front panel backward and lift it up to remove the two screws. 2. The moment of lifting the both lower parts of panel front, you can hear sound this panel came out, In this time panel front is separated 3. -
Page 10: Sticking The Installation Guide Map And Fixing Indoor Unit
Installation Sticking the installation guide map and fixing Indoor unit Adjust level even by level guage and fix to installation Put an Installation Guide Map on the desired surface. for reference on the wall. INSTALLATION GUIDE MAP Horizontality T I O Make a hole with diameter of 6mm and depth of Drill the piercing part for connecting pipe as diameter 30-35mm when piercing a screw point. -
Page 11: Installation Of Wired Remote Controller(Optional)
Installation Installation of Wired Remote Controller(Optional) 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. - Page 12 Installation 4. Please connect indoor unit and remote controller using connection cable. Indoor Unit side Please check if connector is normally connected. Signal Yellow Black Connecting cable 5. Please use extension cable if the distance between wired remote controller and indoor unit is more than 10m(32.8ft).
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Page 13: Flaring Work And Connection Of Piping
Flaring Work and Connection of Piping Flaring Work and Connection of Piping Flaring work Main cause of gas leakage is defect in flaring work. Carry out correct flaring work in the following Copper Slanted Uneven Rough procedure. tube 1. Cut the pipes and the cable. •... -
Page 14: Connection Of Piping - Indoor
Flaring Work and Connection of Piping Connection of piping - Indoor Preparing the indoor unit's piping and drain hose for installation through the wall. 1. Route the indoor tubing and the drain hose in the direction of rear left or right 2. - Page 15 Flaring Work and Connection of Piping Connecting the pipings to the indoor unit and drain hose to drain pipe 1. Align the center of the pipings and sufficiently tighten the flare nut by hand. Indoor unit tubing Flare nut Pipings 2.
- Page 16 Flaring Work and Connection of Piping CAUTION: Installation Information (For right piping) For right piping, follow the instruction below. Good case Bad case • Press on the upper side of clamp and unfold • Following bending type from left to right could the tubing to downward slowly.
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Page 17: Connecting The Cable Between Indoor Unit And Outdoor Unit
Connecting the Cable between Indoor Unit and Outdoor Unit Connecting the Cable between Indoor Unit and Outdoor Unit Connect the cable to the Indoor unit. Connect the cable to the indoor unit by connecting the wires to the terminals on the control board individually according to the outdoor unit connection. - Page 18 Connecting the Cable between Indoor Unit and Outdoor Unit 1. Remove the control cover from the unit by loosening the screw. Connect the wires to the terminals on the control board individually as the following. 2. Secure the cable onto the control board. 3.
- Page 19 Connecting the Cable between Indoor Unit and Outdoor Unit WARNING: Loose wiring may cause the terminal to overheat or result in unit malfunction. A fire hazard may also exist. Therefore, be sure all wiring is tightly connected. When connecting each power wire to the corresponding terminal, follow instructions "How to connect wiring to the terminals"...
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Page 20: Pipe Setting
Checking the Drainage, Forming the Pipings and Long Pipe Setting Checking the Drainage, Forming the Pipings and Long Pipe Setting Checking the drainage To check the drainage. 1. Pour a glass of water on the evaporator. 2. Ensure the water flows through the drain Connecting area drain hose hose of the indoor unit without any leakage... -
Page 21: Panel Front Assembly
Panel Front Assembly Panel Front Assembly 1. First, Check the side cover assembly exactly, Fix power cord in the bottom groove of cover side left. 2. Assemble connecting lead wire with controller and first fix the upper part of panel front, then match the lower part of panel front Panel Front Connector... - Page 22 22 Multi Air Conditioner...
- Page 23 1. Please call the installing contractor of your product, as warranty service will be provided by them. 2. If you have service issues that have not been addressed by the contractor, please call 1-888-865-3026. CANADA Service call Number # : (888) LG Canada, (888) 542-2623...