LG LSNC091PMA Installation Instructions Manual
LG LSNC091PMA Installation Instructions Manual

LG LSNC091PMA Installation Instructions Manual

Single split wall mounted air conditioner

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This Owner's Manual is provided and hosted by Appliance Factory Parts.
LG LSNC091PMA
Owner's Manual
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Find Your LG Air Conditioner Parts - Select From 2328 Models
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Summary of Contents for LG LSNC091PMA

  • Page 1 This Owner's Manual is provided and hosted by Appliance Factory Parts. LG LSNC091PMA Owner's Manual Shop genuine replacement parts for LG LSNC091PMA Find Your LG Air Conditioner Parts - Select From 2328 Models -------- Manual continues below --------...
  • Page 2 INSTALLATION INSTRUCTIONS SINGLE SPLIT WALL MOUNTED AIR CONDITIONER • Please read this instruction sheet 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.
  • Page 3: Table Of Contents

    INSTALLATION OVERVIEW Installation Required Parts Required Tools Requirements The following should be always observed for safety ....3 Installation of indoor, outdoor Installation guide map Level gauge unit ..........4 Four type "A" screws & plastic Screw driver anchors Electric drill Connecting cable Hole core drill(ø50mm) Horizontal meter...
  • Page 4: The Following Should Be Always Observed For Safety

    THE FOLLOWING SHOULD BE ALWAYS OBSERVED FOR SAFETY Be sure to read "THE FOLLOWING SHOULD BE ALWAYS OBSERVED FOR SAFETY" before installing the air conditioner. Be sure to observe the cautions specified here as they include important items related to safety. The indications and meanings are as follows.
  • Page 5: Installation Of Indoor, Outdoor Unit

    INSTALLATION OF INDOOR, OUTDOOR UNIT Read completely, then follow step by step. Select the best location Rooftop Installations: If the outdoor unit is installed on a roof structure, be sure to level the unit. Ensure the roof structure and Indoor unit anchoring method are adequate for the unit location.
  • Page 6 Preparing work for Installation Cover pipe and cover side remove Open panel front Remove two screws(for fixing cover pipe) Pull up the cover side of desired connecting First,Pull the grille bottom, then remove direction, then cover side is separated. screws(2 pieces), and close grille bottom In case connecting direction is left or right, path again.
  • Page 7 Sticking the installation guide map and fixing Indoor unit Look at suited horizon by horizontal Put an Installation Guide Map meter on the horizontal setting line, on the desired surface. and Fix lightly the map by adhesive INSTALLATION GUIDE MAP tape.
  • Page 8: Flaring Work And Connection Of Piping

    FLARING WORK AND CONNECTION OF PIPING Flaring work Main cause for gas leakage is due to defect in Handle flaring work. Carry out correct flaring work in the following procedure. Yoke Cut the pipes and the cable. Cone Use the piping kit accessory or the pipes purchased locally.
  • Page 9 Tape the tubing, drain hose and the connecting When extending the drain hose at the indoor unit, cable. Be sure that the drain hose is located at install the drain pipe. the lowest side of the bundle. Locating at the upper side can cause drain pan to overflow inside the unit.
  • Page 10 Connection of the CAUTION Installation Information (For right piping) pipes-Outdoor • Good case For right piping, follow the instruction below. Press on the upper side of clamp and Align the center of the pipings and unfold the tubing to downward slowly. sufficiently tighten the flare nut by hand.
  • Page 11: Connecting The Cable Between Indoor Unit And Outdoor Unit

    CONNECTING THE CABLE BETWEEN INDOOR UNIT AND OUTDOOR UNIT Connection of the cable 1. Remove the cover control from the unit by loosening Wiring Diagram the 3 screws. Connecting cable(Low voltage) b 2. Dismount caps on the conduit panel. Indoor Unit Outdoor Unit Terminal Terminal...
  • Page 12 Connection method of the connecting cable (Example) (1) Dismount two-caps on the conduit panel. (2) Make a hole appropriate for the passage of Terminal connection cable through on cap by tool. block (for low voltage line) (3) Pass the connecting cable through the hole. Clamp cord (4) Properly connect the cable on the terminal block.
  • Page 13: Checking The Drainage And Forming The Piping

    CHECKING THE DRAINAGE AND FORMING THE PIPINGS Form the piping Checking the drainage Form the piping by wrapping the connecting portion of the indoor unit with To check the drainage. insulation material and secure it with two kinds of vinyl tapes. Pour a glass of water on the evaporator.
  • Page 14 CAUTION If a power plug is not to be used, provide a circuit breaker between power source and the unit as shown below. Main power source Circuit Breaker Conditioner Use a circuit breaker or time delay fuse. Connect the cable to the indoor unit 1.
  • Page 15: Air Purging

    AIR PURGING Air purging Do a leak test of all joints of the tubing(both indoor and outdoor) and both gas and liquid side service valves. Air and moisture remaining in the refrigerant Bubbles indicate a leak. Be sure to wipe off the system have undesirable effects as indicated soap with a clean cloth.
  • Page 16 Soap water method Liquid side (1) Remove the caps from the 2-way and 3-way valves. (2) Remove the service-port cap from the 3-way valve. (3) To open the 2-way valve turn the valve stem Gas side counterclockwise approximately 90°, wait for 2-way valve about 2~3 sec, and close it.
  • Page 17: Panel Front Assembly

    PANEL FRONT ASSEMBLY First, Check the side cover assembly exactly, Drive two screws. Fix power cord in the bottom groove of cover side left. 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 18: 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 46.4°F(8°C) 2. Check that the gas and liquid side service valves are fully open. Intake temperature Discharge air Prepare remote control...
  • Page 19 MEMO...

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