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LG LD097HV4 Engineering Manual
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LG LD097HV4 Engineering Manual

Single-zone ceiling-concealed ducted system
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Single-Zone Ceiling-Concealed
Ducted Heat Pump Systems
3/4 to 3 Tons
Low Static
LD097HV4 (9,000 Btu/h)
LD127HV4 (12,000 Btu/h)
LD187HV4 (18,000 Btu/h)
CEILING-CONCEALED
ENGINEERING MANUAL
High Static
LH248HV4 (24,000 Btu/h)
SINGLE-ZONE
DUCTED SYSTEM
High Static
LH368HV4 (36,000 Btu/h)

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Summary of Contents for LG LD097HV4

  • Page 1 SINGLE-ZONE CEILING-CONCEALED DUCTED SYSTEM ENGINEERING MANUAL Single-Zone Ceiling-Concealed Ducted Heat Pump Systems 3/4 to 3 Tons Low Static LD097HV4 (9,000 Btu/h) High Static High Static LD127HV4 (12,000 Btu/h) LH248HV4 (24,000 Btu/h) LH368HV4 (36,000 Btu/h) LD187HV4 (18,000 Btu/h)
  • Page 2 A summary list of safety precautions is on page 4. For more technical materials such as submittals, catalogs, installation, owner’s, and service manuals, visit www.lghvac.com. For continual product development, LG Electronics U.S.A., Inc., reserves the right to change specifications without notice. © LG Electronics U.S.A., Inc.

  • Page 3: Table Of Contents

    This symbol indicates an action that must not be performed. Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. INTRODUCTION | 3...

  • Page 4: Unit Nomenclature

    T = Thermostat Compatible Generation: Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. 4 | INTRODUCTION...

  • Page 5: Lg Air Conditioner Technical Solution (Lats)

    Contact your LG Rep for the best software program for your application. To reduce the risk of designing an improper applied system or one that will not operate correctly, LG requires that LATS software be used on all projects.
  • Page 6 LATS can generate an Excel GERP report that can imported into the LG SOPS pricing and ordering system.

  • Page 7: Ducted System Data

    CEILING-CONCEALED DUCTED UNIT PRODUCT DATA Mechanical Specifications on page 8 General Data on page 10 Electrical Data on page 13 Functions, Controls, and Options on page 14 Dimensions on page 16 Acoustic Data on page 22 Refrigerant Flow Diagrams on page 26 Wiring Diagrams on page 33 Electrical Connections on page 40 External Static Pressure on page 47...

  • Page 8: Mechanical Specifications

    Low Ambient Wind Baffle Kit (sold separately). 8 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 9 24,000 Btu/h (LHN248HV) indoor unit has one direct-drive Sirocco fan. DUCTED | 9 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 10: General Data

    LHN248HV LUU369HV LHN368HV The above units require any LG wired remote controller for operation. The LG wired remote controller is sold separately. 10 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 11 14 AWG, 4-conductor, stranded, shielded or unshielded (if shielded, must be grounded to chassis at DUCTED | 11 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 12 / communication cables from ODU to IDU are field supplied and are to be minimum 12 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 13: Electrical Data

    DUCTED | 13 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 14: Functions, Controls, And Options

    = Unit option Requires Wi-Fi module PWFMDD200. 14 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 15 = Unit option X = Not Available DUCTED | 15 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 16: Dimensions

    Intake air temperature sensor cover [Unit: inch] 16 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 17 Figure 6: LUU189HV, LUU249HV Dimensions. DUCTED | 17 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 18 Figure 7: LUU369HV Unit Dimensions. 18 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 19 Figure 8: LDN097HV4, LDN127HV4, LDN187HV4 Indoor Unit Dimensions. 5-5/16 1-3/8 DUCTED | 19 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 20 Figure 9: LHN248HV Indoor Unit Dimensions. 20 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 21 10-11/16 16-9/16 7-7/32 6-19/32 5-15/32 DUCTED | 21 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 22: Acoustic Data

    Figure 12: Ducted Outdoor Unit Sound Pressure Level Diagrams. LUU097HV LUU127HV 22 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 23 Octave Band Center Frequency (Hz) DUCTED | 23 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 24 Octave Band Center Frequency (Hz) 24 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 25 Figure 15: Ducted Indoor Unit Sound Pressure Level Diagrams. LHN248HV LHN368HV DUCTED | 25 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 26 CN-H_PRESSURE Electronic Expansion Valve CN-EEV_A 26 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 27: Refrigerant Flow Diagrams

    Condenser Inlet Temperature Thermistor CN-TH4 CN-TH4 DUCTED | 27 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 28 Vapor (inch) Liquid (inch) LDN097HV4 28 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 29 Vapor (inch) Liquid (inch) LDN127HV4 DUCTED | 29 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 30 Flare side to outdoor unit LDN187HV4 30 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 31 Vapor (inch) Liquid (inch) LHN248HV DUCTED | 31 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 32 Vapor (inch) Liquid (inch) LHN368HV 32 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 33: Wiring Diagrams

    Figure 23: LUU097HV and LUU127HV Ceiling-Concealed (Low Static) Ducted Outdoor Unit Wiring Diagram. DUCTED | 33 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 34 Figure 24: LUU189HV Outdoor Unit Wiring Diagram. 7.19 34 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 35 Figure 25: LUU249HV Outdoor Unit Wiring Diagram. 7.19 DUCTED | 35 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 36 Figure 26: LUU369HV Outdoor Unit Wiring Diagram. 7.19 36 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 37 Figure 27: LDN097HV4 Ceiling-Concealed Ducted (Low Static) Indoor Unit Wiring Diagram. 8.19. DUCTED | 37 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 38 Figure 28: LDN127HV4, LDN187HV4 Ceiling-Concealed Ducted (Low Static) Indoor Unit Wiring Diagram. 38 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 39 Figure 29: LHN248HV, LHN368HV Ceiling-Concealed Ducted (High Static) Indoor Unit Wiring Diagram. 7.19 DUCTED | 39 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 40: Electrical Connections

    • Compressor will not receive the proper starting current. 40 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 41 DUCTED | 41 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 42 42 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 43 Do not allow wire to touch refrigerant tubing, the compressor or any moving parts since it can lead to mechanical failure. DUCTED | 43 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 44 Do not allow wire to touch refrigerant tubing, the compressor or any moving parts since it can lead to mechanical failure. 44 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 45 Optional controllers can connect to the Single Zone Ducted indoor unit in one of two different ways. 1. LG Wired Remote Extension Cable with Molex plug (PZCWRC1; sold separately) that connects to the CN-REMO terminal on the indoor unit PCB.
  • Page 46 46 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 47: External Static Pressure

    • Table data is based at 230V. Air flow rate varies according to voltage fluctuation. DUCTED | 47 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 48 25 seconds, the controller set mode will automatically deactivate. 48 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 49: Accessories

    Optional LUU369HV 120W PQSH1200 Optional DUCTED | 49 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 50 ® ® • Main Memory: 256 MB LGMV is available in different formats, including Mobile LGMV, which is a app for use on wireless devices. Contact your LG Sales Representative for more information. 50 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification.
  • Page 51 SIMs consists of a hardware Wireless Local Area Network (WLAN) module, an interface cable, and a free downloadable application (app) for iOS® or Android™. The user must supply either an Apple® or an Android smart phone; SIMs is not optimized for tablets, and only be used with LG single zone and Multi F systems.

  • Page 52: Performance Data

    CEILING-CONCEALED DUCTED UNIT PERFORMANCE DATA Cooling Capacity Data on page 53 Heating Capacity Data on page 58 Maximum Heating Capacity Data on page 63...

  • Page 53: Cooling Capacity Tables

    (WB), and outdoor ambient conditions of 95ºF dry bulb (DB) and 75ºF wet bulb (WB). DUCTED | 53 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 54 (WB), and outdoor ambient conditions of 95ºF dry bulb (DB) and 75ºF wet bulb (WB). 54 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 55 (WB), and outdoor ambient conditions of 95ºF dry bulb (DB) and 75ºF wet bulb (WB). DUCTED | 55 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 56 (WB), and outdoor ambient conditions of 95ºF dry bulb (DB) and 75ºF wet bulb (WB). 56 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 57 (WB), and outdoor ambient conditions of 95ºF dry bulb (DB) and 75ºF wet bulb (WB). DUCTED | 57 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 58: Heating Capacity Tables

    Corresponding refrigerant piping length is accordance with standard length of each outdoor unit. 58 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 59 Corresponding refrigerant piping length is accordance with standard length of each outdoor unit. DUCTED | 59 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 60 Corresponding refrigerant piping length is accordance with standard length of each outdoor unit. 60 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 61 Corresponding refrigerant piping length is accordance with standard length of each outdoor unit. DUCTED | 61 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 62 Corresponding refrigerant piping length is accordance with standard length of each outdoor unit. 62 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 63: Maximum Heating Capacity Tables

    DUCTED | 63 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
  • Page 64 64 | DUCTED Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

  • Page 65: Application Guidelines

    CEILING-CONCEALED DUCTED UNIT APPLICATION GUIDELINES Equipment Selection Procedure on page 66 Placement Considerations on page 68 Clearances on page 78 Installing Outdoor Unit Indoors on page 81 Refrigerant Piping Design on page 83...

  • Page 66: Equipment Selection Procedure

    Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. 66 | DUCTED...
  • Page 67 • Verify that the sensible load of the zone is satisfied. Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. DUCTED | 67...

  • Page 68: Placement Considerations

    Also, add a ceiling grille for ventilation. Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. 68 | DUCTED...
  • Page 69 Refer to figure 46 on the right. Ceiling Service Space Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. DUCTED | 69...
  • Page 70 Refer to figure 48 on the right. Ceiling Service Space Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. 70 | DUCTED...
  • Page 71 Indoor unit appearances may vary depending on the model. Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. DUCTED | 71...
  • Page 72 4. In an area in which condensate does not drain properly. Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. DUCTED | 72...
  • Page 73 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. 73 | DUCTED...
  • Page 74 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. DUCTED | 74...
  • Page 75 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. DUCTED | 75...
  • Page 76 LUU369HV M10-J Minimum 7-7/8 inches Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. 76 | DUCTED...
  • Page 77 Anchor Bolt 25/32 Unit: Inch Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. DUCTED | 77...

  • Page 78: Clearances

    Minimum Standard Case 5 Minimum Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. 78 | DUCTED...
  • Page 79 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. DUCTED | 79...
  • Page 80 Minimum 23-19/32" Minimum 39-3/8" Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. 80 | DUCTED...

  • Page 81: Installing Outdoor Unit Indoors

    Installing Outdoor Units Indoors LG outdoor units are engineered to be mounted outdoors and include technology designed to minimize the negative effects of winter weath- er’s freezing rain, sleet, and snow. Some building projects, however, necessitate placing the HVAC outdoor units indoors: •...
  • Page 82 Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. 82 | DUCTED...

  • Page 83: Refrigerant Piping Design

    Indoor unit Outdoor unit Indoor unit Due to our policy of continuous product innovation, some specifications may change without notification. ©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp. DUCTED | 83...
  • Page 84 20001747 ISO 9001: 2008 LG ELECTRONICS INC. EM_SZ_Ducted_07_21 Supersedes: EM_SZ_Ducted_09_19 EM_SZ_Ducted_12_18 LG Electronics, U.S.A., Inc. EM_SZ_Ducted_11_18 Air Conditioning Technologies EM_SZ_Ducted_8_17 4300 North Point Parkway EM_SZ_Ducted_5_16 Alpharetta, Georgia 30022 DFS-EM-AM-001-US_014D02 www.lghvac.com...

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