LG MULTI V ARNU123SEL2 Installation Manual
System indoor unit (2 series)
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- Installation manual (23 pages) ,
- Quick manual (2 pages) ,
- Owner's manual (17 pages)
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Summary of Contents for LG MULTI V ARNU123SEL2
- Page 1 This Owner's Manual is provided and hosted by Appliance Factory Parts. LG ARNU123SEL2 Owner's Manual Shop genuine replacement parts for LG ARNU123SEL2 Find Your LG Air Conditioner Parts - Select From 2328 Models -------- Manual continues below --------...
- Page 2 System Indoor Unit (2 Series) INSTALLATION MANUAL Type: Wall Mounted IMPORTANT • 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.
- Page 3 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 •...
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Page 4: Table Of Contents
Wall Mounted Type Indoor Unit Installation Manual TABLE OF CONTENTS Required Parts Required Tools Installation Requirements Installation Parts ....4 Safety Precautions ....5 ❏ Installation guide map ❏ Level gauge Installation ❏ Four type "A" screws & plastic ❏ Screw driver ❏... -
Page 5: Installation Parts
Installation Parts Installation Parts Installation plate(1EA) Installation plate(1EA) Type "A" screw (6 EA) Type "B" screw (2 EA) Type "A" screw (6 EA) Type "B" screw (2 EA) Conduit mounting plate(1EA) Conduit mounting plate(1EA) Indoor Unit... -
Page 6: Safety Precautions
Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. I Be sure to read before installing the air conditioner. I Be sure to observe the cautions specified here as they include important items related to safety. I Incorrect operation due to ignoring instruction will cause harm or damage. - Page 7 Safety Precautions Do not modify or extend the Do not let the air conditioner Be cautious when unpacking power cable. run for a long time when the and installing the product. humidity is very high and a door or a window is left open. •...
- Page 8 Safety Precautions I Installation Always check for gas (refriger- Install the drain hose to ensure Keep level even when installing ant) leakage after installation or that water is drained away prop- the product. repair of product. erly. • Low refrigerant levels may cause •...
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Page 9: Installation
Installation Installation Read completely, then follow step by step. Selection of the best location There should not be any heat source or steam • near the unit. Front • There should not be any obstacles to prevent the air circulation. Left •... -
Page 10: Piping Method
Installation Piping Method I Preparing the indoor unit's piping and drain hose for 3. Tape the tubing, drain hose and the connecting cable. Be sure that the drain hose is located at the installation through the wall. I Remove the plastic tubing retainer(see illustration lowest side of the bundle. - Page 11 Installation I Tighten the flare nut with a wrench. I Wrap the area which accommodates the rear pip- ing housing section with vinyl tape. Spanner (fixed) Indoor Connection unit pipe pipe Flare nut Wrap with vinyl tape Vinyl tape Connection (wide) Torque pipe...
- Page 12 Installation 3. Insert the connecting cable into the indoor unit. I Don't connect the cable to the indoor unit. I When extending the drain hose at the indoor unit, I Make a small loop with the cable for easy connec- install the drain pipe.
- Page 13 Installation I Bundle the piping and drain hose together by 10. Indoor unit installation I Remove the spacer. wrapping them with cloth tape over the range I Ensure that the hooks are properly seated on the within which they fit into the rear piping housing section.
- Page 14 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. Make the space between the tubing and the rear panel Bad case • Following bending type from right to left may cause damage to the tubing. Installation Manual 13...
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Page 15: Drain Piping
Installation Drain Piping 1. To remove the front panel from the indoor unit, 2. To check the drainage. I Pour a glass of water on the evaporator. remove the front panel from the indoor unit I Ensure the water flows through the drain hose of cabinet. - Page 16 Installation 2) Attach the Grille onto the cabinet. • Grasp lower the left and right side of the Grille and engage four tabs on the top inside edge of the chassis. • Press the Grille toward the chassis until it will be back into place.
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Page 17: Installation Of Wirelss Remote Controller
Installation Installation of wirelss remote controller How to mount onto a wall How to insert the batteries 1. Remove the battery cover by pulling it according to the arrow direction. 2. Insert new batteries making sure that the (+) and (-) of battery are installed correctly. -
Page 18: Installation Of Wired Remote Controller
Installation Installation of Wired Remote Controller 1. Connect the wired remote controller cable to the wired remote controller installation board as shown in the right picture. 12V SIG GND Red wire Yellow wire Yellow Black Black wire Remote Controller ❊ The wired remote controller cable is connected as factory default. Cable 2. - Page 19 Installation 5. Use the connecting cable to connect the indoor unit and the wired remote controller. Check whether the connector is connected correctly. Indoor unit side Connecting cable 6. When the distance between the wired remote controller and the indoor unit is 10m and above, use the extension cable.
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Page 20: Optional Operation Of Wired Remote Controller
Installation Optional Operation of Wired Remote Controller Two Thermistor System 1. Press button for 4 seconds to enter the installer setting mode until timer segment display “01:01”. 2. Repeat pressing button to select Function code 04. 04:01 Function Code Thermistor setting 3. -
Page 21: Group Control Setting
Installation Group Control Setting 1. Group Control 1 I Wired remote controller 1 + Indoor units LGAP Network System Slave Slave Master Slave Signal 12 V Display Error Message Only connect serial signal and GND lines between slave indoor unit Master 1. - Page 22 Installation 2. Group Control 2 I Wired remote controllers + Indoor units LGAP Network System Slave Slave Slave Master Signal 12 V Don’t connect serial 12V line Display Error Message Master Slave 1. It is possible to control N indoor units by wired remote controller M units. (M+N≤17 Units) Set only one indoor unit to Master, set the others to Slave.
- Page 23 Installation 3. 2 Remote Control I Wired remote controller 2 + Indoor unit 1 LGAP Network System Master Signal 12 V Display Error Message Master Slave 1. It is possible to connect two wired remote controllers with one indoor unit. 2.
- Page 24 P/No.: MFL42803117 Printed in Korea After reading this manual, keep it in a place easily accessible to the user for future reference.
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