Table of Contents
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Table of Contents
Related Manuals for LG LH248HHV4
Summarization of Contents
LG AIR CONDITIONER TECHNICAL SOLUTION (LATS)
LG Air Conditioner Technical Solution (LATS) Software
Explains the LATS software for designing LG air conditioning systems.
Features
Highlights the capabilities and benefits of the LATS software.
LG AIR CONDITIONER TECHNICAL SOLUTION (LATS)
LATS Generates a Complete Project Report
Describes the comprehensive reports generated by the LATS software for project documentation.
Proper Design to Install Procedure
Outlines the recommended procedure for using LATS for proper system design and installation.
MECHANICAL SPECIFICATIONS
General System
Provides an overview of the LG single-zone ceiling-concealed ducted system.
Outdoor Unit
Details the specifications and features of the outdoor unit.
Indoor Unit
Describes the design and construction of the indoor unit.
Refrigerant System
Explains the refrigerant circuit, components, and refrigerant type used.
Casing / Frame
Describes the casing material and construction for the outdoor unit.
MECHANICAL SPECIFICATIONS
Compressors
Details the compressors used in the outdoor units, including type and modulation.
Coil
Describes the construction and materials of the outdoor and indoor unit coils.
Fans and Motors
Explains the fans and motors used in both indoor and outdoor units.
Air Filter - Indoor Unit
Details the air filter specifications and options for the indoor unit.
Electrical
Covers the power supply requirements and electrical connections for the system.
Controls
Explains the control system, communication, and remote operation capabilities.
Condensate Lift/Pump
Describes the condensate lift/pump system integrated into the indoor unit.
GENERAL DATA
Ceiling Concealed Ducted Pairing Table
Shows the available combinations of outdoor and indoor units.
GENERAL DATA / SPECIFICATIONS
Low Static Ducted
Presents general system data for low static ducted units.
GENERAL DATA / SPECIFICATIONS
High Static Ducted
Presents general system data for high static ducted units.
FUNCTIONS, CONTROLS, AND OPTIONS
Indoor Unit
Details the functions, controls, and options available for the indoor units.
FUNCTIONS, CONTROLS, AND OPTIONS
Outdoor Unit
Details the functions, controls, and options available for the outdoor units.
OUTDOOR UNIT DIMENSIONS
Dimensions for LUU180HHV, LUU240HHV
Provides dimensional drawings for LUU180HHV and LUU240HHV outdoor units.
OUTDOOR UNIT DIMENSIONS
Dimensions for LUU360HHV, LUU420HHV, LUU480HHV
Provides dimensional drawings for LUU360HHV, LUU420HHV, LUU480HHV outdoor units.
INDOOR UNIT DIMENSIONS
Dimensions for LDN187HV4
Provides dimensional drawings and specifications for the LDN187HV4 indoor unit.
INDOOR UNIT DIMENSIONS
Dimensions for LHN248HV
Provides dimensional drawings and specifications for the LHN248HV indoor unit.
INDOOR UNIT DIMENSIONS
Dimensions for LHN368HV
Provides dimensional drawings and specifications for the LHN368HV indoor unit.
INDOOR UNIT DIMENSIONS
Dimensions for LHN428HV, LHN488HV
Provides dimensional drawings and specifications for LHN428HV and LHN488HV indoor units.
ACOUSTIC DATA
Sound Pressure for Outdoor Units
Details sound pressure levels measured for outdoor units.
ACOUSTIC DATA
Sound Pressure for Indoor Units
Details sound pressure levels measured for indoor units.
OUTDOOR UNIT REFRIGERANT FLOW DIAGRAM
Refrigerant Flow Diagram for LUU180HHV, LUU240HHV, LUU360HHV
Illustrates the refrigerant flow for specific outdoor units.
OUTDOOR UNIT REFRIGERANT FLOW DIAGRAM
Refrigerant Flow Diagram for LUU420HHV, LUU480HHV
Illustrates the refrigerant flow for LUU420HHV and LUU480HHV outdoor units.
INDOOR UNIT REFRIGERANT FLOW DIAGRAM
Refrigerant Flow Diagram for LDN187HV4
Shows the refrigerant flow diagram for the LDN187HV4 indoor unit.
INDOOR UNIT REFRIGERANT FLOW DIAGRAM
Refrigerant Flow Diagram for LHN248HV
Illustrates the refrigerant flow diagram for the LHN248HV indoor unit.
INDOOR UNIT REFRIGERANT FLOW DIAGRAM
Refrigerant Flow Diagram for LHN368HV, LHN428HV, LVN488HV
Shows refrigerant flow diagrams for LHN368HV, LHN428HV, LVN488HV indoor units.
OUTDOOR UNIT WIRING DIAGRAM
Wiring Diagram for LUU180HHV, LUU240HHV
Provides the wiring diagram for LUU180HHV and LUU240HHV outdoor units.
OUTDOOR UNIT WIRING DIAGRAM
Wiring Diagram for LUU360HHV, LUU420HHV, LUU480HHV
Provides wiring diagrams for LUU360HHV, LUU420HHV, LUU480HHV outdoor units.
INDOOR UNIT WIRING DIAGRAM
Wiring Diagram for LDN187HV4
Presents the wiring diagram for the LDN187HV4 indoor unit.
INDOOR UNIT WIRING DIAGRAM
Wiring Diagram for LHN248HV, LHN368HV
Shows wiring diagrams for LHN248HV and LHN368HV indoor units.
INDOOR UNIT WIRING DIAGRAM
Wiring Diagram for LHN428HV, LHN488HV
Provides wiring diagrams for LHN428HV and LHN488HV indoor units.
ELECTRICAL CONNECTIONS
General Power Wiring / Communications Cable Guidelines
Offers guidelines for power and communication wiring, including safety.
ELECTRICAL CONNECTIONS
Outdoor Unit Power Wiring / Communications Cable Connections
Details the process for connecting power and communication cables to outdoor units.
ELECTRICAL CONNECTIONS
Ducted Indoor Unit Power Wiring / Communications Cable Connections
Explains power and communication wiring for ducted indoor units.
ELECTRICAL CONNECTIONS
Wiring Connections
Provides general guidance on wiring connections for the HVAC system.
ELECTRICAL CONNECTIONS
Wired Controller Connections
Explains how to connect wired remote controllers to the indoor units.
ELECTRICAL CONNECTIONS
Wired Controller Placement
Provides guidance on the proper placement of wired controllers for optimal performance.
Assigning the Thermistor for Temperature Detection
Details how to assign thermistors for accurate temperature detection.
EXTERNAL STATIC PRESSURE
Indoor Units
Discusses external static pressure settings for indoor units.
EXTERNAL STATIC PRESSURE
Setting the External Static Pressure on the Remote Controller
Explains how to set external static pressure using the remote controller.
ACCESSORIES
Ceiling-Concealed Ducted Indoor Unit Accessories
Lists available accessories for ceiling-concealed ducted indoor units.
Factory Installed Drain Pan Heater
Describes the factory-installed drain pan heater and its capacities.
ACCESSORIES
LG Monitoring View (LGMV) Diagnostic Software and Cable
Explains the LGMV software and cable for system diagnostics and data monitoring.
ACCESSORIES
LG Smart Inverter Monitoring System (SIMS)
Details the SIMS for displaying and graphing operational data and troubleshooting.
LG Smart ThinQ
Describes the Smart ThinQ app for remote monitoring and control of LG systems.
PERFORMANCE DATA
Low Static Ducted Cooling Capacity Tables
Provides cooling capacity tables for low static ducted systems.
PERFORMANCE DATA
High Static Ducted Cooling Capacity Tables
Presents cooling capacity tables for high static ducted systems.
PERFORMANCE DATA
Low Static Ducted Maximum Cooling Capacity Tables
Provides maximum cooling capacity tables for low static ducted systems.
PERFORMANCE DATA
High Static Ducted Maximum Cooling Capacity Tables
Presents maximum cooling capacity tables for high static ducted systems.
PERFORMANCE DATA
Low Static Ducted Heating Capacity Tables
Provides heating capacity tables for low static ducted systems.
PERFORMANCE DATA
High Static Ducted Heating Capacity Tables
Presents heating capacity tables for high static ducted systems.
PERFORMANCE DATA
Low Static Ducted Maximum Heating Capacity Tables
Provides maximum heating capacity tables for low static ducted systems.
PERFORMANCE DATA
High Static Ducted Maximum Heating Capacity Tables
Presents maximum heating capacity tables for high static ducted systems.
EQUIPMENT SELECTION PROCEDURE
Cooling / Heating Correction Factors
Explains how to calculate capacity correction factors for piping length and elevation.
EQUIPMENT SELECTION PROCEDURE
Defrost Correction Factor for Heating Operation
Details how to adjust heating capacity for frost accumulation on outdoor coils.
Check the Indoor and Outdoor Unit Selection(s)
Guides on comparing calculated capacities with load requirements for unit selection.
System Sizing Check Formulas
Lists formulas for checking system sizing and capacity calculations.
Conclusions and Recommendations
Offers recommendations and final considerations for system design and selection.
PLACEMENT CONSIDERATIONS
Indoor Unit
Discusses best practices for selecting the best location for indoor units.
PLACEMENT CONSIDERATIONS
Low Static Ducted IDU Service Space Required Dimensions
Details required service space dimensions for low static ducted indoor units.
PLACEMENT CONSIDERATIONS
High Static Ducted IDU Service Space Required Dimensions
Details required service space dimensions for high static ducted indoor units.
PLACEMENT CONSIDERATIONS
Indoor Unit Drain System
Explains the requirements and specifications for the indoor unit drain system.
PLACEMENT CONSIDERATIONS
Outdoor Unit
Provides guidance on selecting the best location for outdoor units.
PLACEMENT CONSIDERATIONS
Outdoor Unit Condensate Drain Piping
Describes the condensate drain piping requirements for outdoor units.
Planning for Snow and Ice
Offers measures for ensuring proper operation in areas with heavy snowfall or cold.
PLACEMENT CONSIDERATIONS
Underground Refrigerant Piping
Details requirements for routing refrigerant piping underground.
PLACEMENT CONSIDERATIONS
Tie-Downs, Wind Restraints, and Lightning Protection
Covers tie-down, wind restraint, and lightning protection for outdoor units.
PLACEMENT CONSIDERATIONS
Oceanside Applications
Discusses placement considerations for outdoor units in seaside environments.
OUTDOOR UNIT CENTER OF GRAVITY / CORNER WEIGHTS
LUU180HHV and LUU240HHV Center of Gravity and Corner Weights
Provides center of gravity and corner weight data for specific outdoor units.
LUU360HHV, LUU420HHV, and LUU480HHV Center of Gravity and Corner Weights
Provides center of gravity and corner weight data for specific outdoor units.
PLACEMENT CONSIDERATIONS
General Mounting
Details general mounting procedures for outdoor units.
PLACEMENT CONSIDERATIONS
Bolting the Outdoor Unit to the Platform Procedure
Outlines the procedure for bolting outdoor units to concrete platforms.
Concrete Platform Specifications
Specifies requirements for concrete foundations used for outdoor unit mounting.
CLEARANCES
Outdoor Unit
Details minimum allowable clearance and service access for 9-24k Btu/h outdoor units.
CLEARANCES
Outdoor Unit (36,000 to 48,000 Btu/h Capacity) Service Access and Allowable Clearances
Provides service access and clearance requirements for 36-48k Btu/h outdoor units.
INSTALLING OUTDOOR UNITS INDOORS
Benefits of Installing Outdoor Units Indoors
Lists the advantages of installing outdoor units in indoor locations.
General Guidelines
Provides general guidelines for installing outdoor units indoors, including airflow and snow.
INSTALLING OUTDOOR UNITS INDOORS
Louver Recommendations for Outdoor Unit Enclosure
Offers recommendations for louvers used in outdoor unit enclosures.
INSTALLING OUTDOOR UNITS INDOORS
Open Rate by Louver Radian
Explains the formula for calculating louver open rate based on radian measurements.
Confirming Air Flow Rate / Total Opening Rate
Details how to confirm airflow rates and total opening rates for enclosures.
REFRIGERANT PIPING DESIGN
Device Connection Limitations
Lists pipe length limits for refrigerant piping systems.
System Layout
Illustrates typical refrigerant piping system layouts.
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