OWNER’S MANUAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference. TYPE : WALL MOUNTED MFL39754865 LG Electronics India Pvt. Ltd. Registered Office : A Wing ( 3rd Floor ) D-3 , District Center, Saket , New Delhi -110017 P/No. MFL39754865_V2 www.lg.
(Recommended 24°C is suitable for human body) (Refer page no.
For inner cleaning, contact an Authorized Service Center or a dealer. Do not use harsh detergent that causes corrosion or damage on the unit.
Disposal of your old appliance (as per e-waste Rules) 1. When this crossed out wheeled bin symbol is depicted on the product and its operator’s manual, it means the product is covered by the e-waste Management and Handling Rules , 2011 and are meant to be recycled, dismantled, refurbished or disposed off. 2. Dos a. The product is required to be handed over only to the authorized recycler for disposal. b.
15 ADVANCED FUNCTIONS – Prior to operation – Components – Electrical Safety – Using the remote control Inserting Batteries Installing the remote control holder Wireless Remote Control 12 BASIC FUNCTIONS Cooling your room Heating your room Removing humidity Airing your room Adjusting the fan speed Adjusting the air flow direction Setting the timer – Setting the current time – Turning on the air conditioner automatically at a set time – Turning off the air conditioner automatically at a set time – Cancellin
Prior to Operation Preparing for Operation 1. Contact an installation specialist for installation. 2. Plug in the power plug properly. 3. Use a dedicated circuit. 4. Do not use an extension cord. 5. Do not start/stop operation by plugging/ unplugging the power cord. 6. If the cord/plug is damaged, replace it with only an authorized replacement part. Usage 1. Being exposed to direct airflow for a long time may be hazardous to your health.
Components 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 WARNING This appliance should be installed in accordance with national wiring regulations. This guide acts as a guide to help to explain product features.
Electrical Safety WARNING • This appliance must be properly grounded. To minimize the risk of electric shock, you must always plug into a grounded outlet. • Do not cut or remove the grounding. • Attaching the adapter ground terminal to the wall receptacle cover screw does not ground the appliance unless the cover screw is metal and not insulated, and the wall receptacle is grounded through the house wiring.
Using the remote control You can operate the air conditioner more conveniently with the remote control. Wireless remote control Air Circulation button Used to circulate the room air without cooling or heating. Mosquito Away operation button Used to start or stop Mosquito Away operation Sets the sleep mode auto operation. M Display Screen 2 FAN Adjusts the room temperature when cooling and heating. M’SOON Control Panel - H’COOL fan speed. - M M’SOON Use to remove excess moisture.
BASIC FUNCTIONS BASIC FUNCTIONS Cooling your room Removing humidity (Cooling Mode Only) (Cooling operation) (Monsoon operation) 1 Press to turn on the power. 2 Press repeatedly to select the cooling This mode removes excess moisture from environment with high humidity or in the rainy season, in order to prevent mold from setting in. This mode adjusts the room temperature and the fan speed automatically to maintain the optimal level of humidity. operation. - is displayed on the display screen.
Airing your room (Air Circulation operation) This mode only circulates the indoor air without changing the room temperature. to turn on the power. 1 Press 2 Fan button : Press FAN turn on the air - circulation operation. is displayed on the display screen. Adjusting the air flow direction 1 To adjust the direction of the flow vertically, press change the air flow direction automatically. - This function is apply for only turn On/Off.
2 Press 3 Press or to select desired time. . to finish. Turning on the air conditioner automatically at a set time 1 Press - The icon below flickers at the bottom of the display screen. Canceling the timer setting 1 Press or to select the timer setting to cancel. 2 Press - To cancel all timer settings, press (The timer lamp on the air conditioner and the display will go off.) Setting sleep mode Use the sleep mode to turn off the air conditioner automatically when you go to sleep.
ADVANCED FUNCTIONS 15 ADVANCED FUNCTIONS The air conditioner offers some additional advanced functions. Changing room temperature quickly H’COOL(Himalaya)Mode - If you turn off the power, the fan operates for 30 minutes and cleans the inside of the indoor unit. ! NOTE Some buttons cannot be used while the auto cleaning function is in operation. This mode allows you to cool indoor air quickly During Auto Clean function, “Co” will be displayed on the unit.
ADVANCED FUNCTIONS Auto operation (Optional) (Artificial inelligence) Cooling-only models Auto Changeover (Optional) Heat pump models In this mode, the fan speed and the temperature adjust automatically, based on the room temperature. 1 Press to turn on the power. 2 Press repeatedly to select auto operation. 3 Press or to select the desired oper- This operation is basically heating or cooling function of the air conditioner.
ADVANCED FUNCTIONS 17 (Forced Operation) restart (Optional) 8 Open the front panel upward ON/OFF button Open the front panel upward ON/OFF button Cooling Model Operating mode Cooling Heat pump Model Room Temp. ³ 24°C 21°C ³ Room Temp. < 24°C Room Temp. < 21°C Cooling Healthy Dehumidification Heating Indoor FAN Speed High High High High Setting Temperature 22°C 22°C 23°C 24°C If you want to stop the unit, re-press the power button.
MAINTENANCE Micro Protection filter 1 Micro Protection filter. Use soap solution to clean the heat exchanger coils and the panel vents (consult with technician).
MAINTENANCE 19 Caution : Plz do not press the mesh with finger as shown above
MAINTENANCE Cleaning the Micro Protection Filter (Optional) cleaning the Micro Protection Filter Micro Protection Filter. , - Do not wash the Micro Protection Filter with water because the filter can be damaged. We suggest changing the Micro Protection Filter every 6 months. The location of the filters may differ, depending on the model. For more filters, Please contact the LG service center. (Refer to the warranty card.) The feature can be changed according to type of model.
TROUBLESHOOTING 21 call call call call
TROUBLESHOOTING The auto operation jet operation is selected Tak-tak noise from indoor unit In some operation modes, such as the jet operation modes, you cannot adjust the fan speed, Select an operation mode in which you can adjust the fan speed. Contraction or expansion of plastic com- It is a natural phenomenon, and can only ponents due to chan- be reduced but not overcome completely ge in temperature Operation ranges For Heat & Cool model, heating operation range follows the below table.
DISCLAIMER 23 DISCLAIMER IMPORTANT: Long term effect not tested and mosquitoes may become resistant. Mosquito species used in the test below may differ from the mosquito species of your region. This product is one of the ways to manage mosquitoes and not intended to replace other protective devices against mosquitoes. Test Details: A: Tested by International Institute of Biotechnology and Toxicology (IIBAT), India, According to LG internal testing method.
20 INSTALLATION - Do not use sea water for this purpose.
INSTALLATION 19 TEST RUNNING 1. Check that all tubing and wiring have been properly connected. 2. Check that the gas and liquid side service valves are fully open. 3. Ensure the difference between the intake temperature and the discharge is more than 8°C (Cooling) or reversely (Heating). Intake temperature A Prepare remote control 1. Remove the battery cover by pulling it according to the arrow direction. Discharge air 2.
18 INSTALLATION AIR PURGING Soap water method (1) Remove the caps from the 2-way and 3-way valves. (2) Remove the service-port cap from the 3-way valves. (3) To open the 2-way valve turn the valve stem counterclockwise approximately 90°, wait for about 2~3 sec, and close it. (4) Apply a soap water or a liquid neutral detergent on the indoor unit connection or outdoor unit connections by a soft brush to check for leakage of the connecting points of the piping.
INSTALLATION 17 AIR PURGING 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. Water may lead to corrosion of parts in the refrigeration system.
16 INSTALLATION CONNECTING THE CABLE BETWEEN INDOOR & OUTDOOR UNIT Checking the drainage To remove the front panel from the indoor A unit, remove the front panel from the indoor unit cabinet. Set the air direction louvers up-and-down to the position(horizontally) by hand. Remove the securing screws that retain the front panel. Pull the lower left and right sides of the grille toward you and lift it off.
INSTALLATION 15 CONNECTING THE CABLE BETWEEN INDOOR & OUTDOOR UNIT Connect the cable to the outdoor unit Outdoor Unit Terminal block A Remove the control cover from the unit by loosening the screw. Connect the wires to the terminals on the control board individually. Connecting cable C Refix the control cover to the original Connecting cable B Secure the cable onto the control board with the cord clamp. position with the screw.
14 INSTALLATION CONNECTING THE CABLE BETWEEN INDOOR & OUTDOOR UNIT Connect the cable from Indoor to outdoor 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. CAUTION The power cord connected to the indoor unit should be compiled with the following specifications (Type H05VV-F approved by HAR or SAA). (Ensure that the color of the wires of the outdoor unit and the terminal No.
INSTALLATION 13 FLARING WORK AND CONNECTION OF PIPING Bundle the piping and drain hose together by wrapping them with cloth tape over the range within which they fit into the rear piping housing section. Pipe Drain hose Vinyl tape(narrow) Connection of the pipes-Outdoor Align the center of the pipings and A sufficiently tighten the flare nut by hand. Wrap with vinyl tape(wide) H Reroute the pipings and the drain hose across the back of the chassis.
12 INSTALLATION FLARING WORK AND CONNECTION OF PIPING C Insert the connecting cable into the indoor unit. Don't connect the cable to the indoor unit. Make a small loop with the cable for easy connection later. D Tape the drain hose and the connecting cable. Connecting cable kgf.cm 180~250 340~420 550~660 630~820 990~1210 N.m 17.6~24.5 33.3~41.2 53.9~64.7 61.7~80.4 97~118.6 When extending the drain hose at the indoor unit. install the drain pipe.
INSTALLATION 11 FLARING WORK AND CONNECTION OF PIPING Tighten the flare nut with a wrench. Spanner (fixed) Flare nut Wrap the area which accommodates the rear piping housing section with vinyl tape. Connection pipe Vinyl tape (wide) Indoor unit pipe Wrap with vinyl tape Connection pipe Torque wrench Connecting cable Indoor unit tubing Pipe kgf.cm 180~250 340~420 550~660 630~820 990~1210 N.m 17.6~24.5 33.3~41.2 53.9~64.7 61.7~80.4 97~118.
10 INSTALLATION FLARING WORK AND CONNECTION OF PIPING Connection of pipingIndoor Preparing the indoor unit's piping and drain hose for installation through the wall. Remove the plastic tubing retainer (see illustration below) and pull the tubing and drain hose away from chassis. Replace the plastic tubing holder in the original position. C Tape the tubing, drain hose and the connecting cable. Be sure that the drain hose is located at the lowest side of the bundle.
INSTALLATION 9 FLARING WORK AND CONNECTION OF PIPING Flaring work Main cause for gas leakage is due to defect in flaring work. Carry out correct flaring work in the following procedure. A Cut the pipes and the cable Use the piping kit accessory or the pipes purchased locally. Measure the distance between the indoor and the outdoor unit. Cut the pipes a little longer than measured distance. Cut the cable 1.5m longer than the pipe length.
8 INSTALLATION INSTALLATION OF INDOOR & OUTDOOR UNIT How to fix installation plate The wall you select should be strong and solid enough to prevent vibration. A Mount the installation plate on the wall with four type A screws. If mounting the unit on a concrete wall, use anchor bolts. Mount the installation plate horizontally by aligning the centerline using a level. Drill a hole in the wall Drill the piping hole with a ø70mm hole core drill.
INSTALLATION 7 INSTALLATION OF INDOOR & OUTDOOR UNIT Read completely, then follow step by step. Select the best location A Indoor Unit Do not have any heat or steam near the unit. Select a place where there are no obstacles in front of the unit. Make sure that condensation drainage can be conveniently routed away. Do not install near a doorway. Ensure that the space around the left and right of the unit is more than 10cm.
6 INSTALLATION TOOLS Installation Tools S.No. Required Tools Gas-Leak Detector 9 Hexagonal Wrench 8 Spanner (Half Union) 7 Specified torque wrenches 1.8kg.m, 4.2kg.m, 5.5kg.m, 6.6kg.m (Different depending on model no.
INSTALLATION PARTS 5 INSTALLATION PARTS Installation parts provided with the unit 1 Holder Remote Control 2 Type ‘B’ Screw 1 Installation Plate 5 Type ‘A’ Screw Quantity Type ‘A’ Screw Shape Others • Owner’s Manual • Installation Manual Installation parts you must purchase Type ‘A’ Screw Quantity Shape Others Sleeve Installation parts you must purchase Bushing Sleave Installation plate Sleeve Bushing-Sleeve Putty(Gum Type Sealant) Putty (Gum type sealant) Bend the pipe as closely on
5 / TABLE OF CONTENTS INSTALLATION PARTS 5 Installation Parts provided with the Unit 5 Installation Parts you must purchase 6 Required Tools 7 INSTALLATION 7 Installation of Indoor & Outdoor Unit 9 Flaring Work and Connection of Piping 10 Connection of piping (Indoor) 10 For right rear piping 11 For left rear piping 13 Connection of piping (Outdoor) 14 Connecting the cable between indoor unit and outdoor unit 16 Checking the drainage and forming the piping 17 Air purging 19 Test running 20 Installation
(Recommended 24°C is suitable for human body) (Refer page no.
INSTALLATION MANUAL AIR CONDITIONER Please read this installation manual completely before installing the product. When the power cord is damaged, replacement work shall 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 thoroughly. TYPE : WALL MOUNTED LG Electronics India Pvt. Ltd.
