Page 1
This Owner's Manual is provided and hosted by Appliance Factory Parts. LG ARNU093SER2 Owner's Manual Shop genuine replacement parts for LG ARNU093SER2 Find Your LG Air Conditioner Parts - Select From 2328 Models -------- Manual continues below --------...
System Indoor Unit (2 Series) INSTALLATION MANUAL Type : ART COOL Mirror 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. •...
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 •...
Installation Parts Installation Parts Installation Plate Installation Plate Installation plate(1EA) Installation plate(1EA) Type "A" screws and Type "A" screws and Type "B" screw (2 EA) Type "B" screw (2 EA) plastic anchors(4 EA) plastic anchors(4 EA) Conduit mounting plate(1EA) Conduit mounting plate(1EA) Indoor Unit...
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 •...
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. More than • There should not be any obstacles to prevent the More than 100mm(3-15/16 inch) air circulation.
Installation Drill a Hole in the Wall • Drill the piping hole with a ø70mm hole core drill. WALL Drill the piping hole at either the right or the left Indoor Outdoor with the hole slightly slanted to the outdoor side. Piping Method I Preparing the indoor unit's piping and drain hose for 3.
Page 11
Installation I Wrap the area which accommodates the rear pip- 5. Connecting the pipings to the indoor unit and drain hose to drain pipe. ing housing section with vinyl tape. I Align the center of the pipings and sufficiently tighten Indoor Connection the flare nut by hand.
Page 12
Installation I When extending the drain hose at the indoor unit, 3. Insert the connecting cable into the indoor unit. I Don't connect the cable to the indoor unit. install the drain pipe. I Make a small loop with the cable for easy connec- tion later.
Page 13
Installation I Bundle the piping and drain hose together by wrapping them with cloth tape over the range CAUTION within which they fit into the rear piping housing section. Installation Information (For left piping) Pipe • Good case Drain hose Vinyl tape For left piping.
Installation Drain Piping CAUTION 1. To remove the front panel from the indoor unit, remove the front panel from the indoor unit • Bad case cabinet. I Set the air direction louvers up-and-down to the Following bending type from right to left could cause problem of pipe damage.
Installation Wiring Connection Connect the wires to the terminals on the control board individually according to the outdoor unit connection. • Ensure that the color of the wires of outdoor unit and the terminal No. are the same as those of indoor unit respectively.
Installation 3) Specification of power source. 4) Confirm that electrical capacity is sufficient. 5) See to that the starting voltage is maintained at more than 90 percent of the rated voltage marked on the name plate. 6) Confirm that the cable thickness is as specified in the power source specification. (Particularly note the relation between cable length and thickness.) 7) In a wet or moist area, always install an earth leakage circuit breaker.
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 Yellow wire Black Black wire Remote Controller ❊ The wired remote controller cable is connected as factory default. Cable 2.
Page 18
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.
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.
Installation Group Control Setting 1. Group Control 1 I Wired remote controller 1 + Indoor units LGAP Network System Master Slave Slave Slave Signal 12 V Display Error Message Only connect serial signal and GND lines between slave indoor unit Master 1.
Page 21
Installation 2. Group Control 2 I Wired remote controllers + Indoor units LGAP Network System Master Slave Slave Slave 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.
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.
Need help?
Do you have a question about the ARNU093SER2 and is the answer not in the manual?
Questions and answers