Related Manuals for LG LCN128HV4
Summarization of Contents
SAFETY INSTRUCTIONS
TABLE OF SYMBOLS
Describes warning symbols used throughout the manual.
INSTALLATION SAFETY
Covers safety precautions specific to the installation process.
WIRING SAFETY
Covers safety precautions related to electrical wiring.
OPERATION SAFETY
Covers safety precautions during the operation of the unit.
UNIT NOMENCLATURE
MODEL NUMBER EXPLANATION
Explains the meaning of each part of the unit model number.
INTRODUCTION
MANUAL SCOPE AND SAFETY
Describes the manual's purpose, scope, and emphasizes safety.
INSTALLATION PERSONNEL AND REQUIRED PARTS
Defines qualified installers and lists necessary parts.
GENERAL DATA
R410A REFRIGERANT PROPERTIES
Details characteristics and safety notes for R410A refrigerant.
UNIT SPECIFICATIONS
Provides detailed technical specifications for the indoor units.
DIMENSIONS - SPECIFIC MODELS
Shows installation dimensions and parts for specific models.
DIMENSIONS - LCN188HV4
Shows installation dimensions and parts for the LCN188HV4 model.
REFRIGERANT PIPING DIAGRAM
Illustrates refrigerant flow and details pipe sizes.
INSTALLATION
UNPACK AND INSPECT
Guides on how to unpack the unit and check for shipping damage.
INDOOR UNIT LOCATION SELECTION
Provides criteria and warnings for choosing the best installation site.
LOCATION CONSIDERATIONS
Discusses specific installation environments and conditions.
PREPARING INSTALLATION AREA
Details how to prepare the ceiling opening and mounting points.
HANGING THE INDOOR UNIT
Provides step-by-step instructions for securely hanging the indoor unit.
INDOOR UNIT CONNECTIONS
Covers drilling holes and preparing for piping and electrical connections.
CONDUIT AND BUNDLING FOR WIRING
Details using conduits and bundling cables for indoor unit connections.
FLARE CONNECTION PROCEDURE
Explains the steps and dimensions for creating flare connections for pipes.
FLARE NUT TIGHTENING
Details torque specifications for tightening and loosening flare nuts.
OUTDOOR TO INDOOR UNIT PIPING (LGRED)
Covers piping connections for LGRED systems.
FIELD PIPING AND SOCKET INSTALLATION
Details installing field piping and using connection sockets.
LGRED SYSTEM PIPING CONNECTIONS
Covers piping connections for LGRED outdoor units.
BRANCH DISTRIBUTION PIPING
Details piping connections for branch distribution units.
GENERAL INSTALLATION GUIDELINES
CONDENSATE DRAIN PIPE
Provides instructions and diagrams for installing the condensate drain pipe.
REFRIGERANT PIPING INSTALLATION
Covers guidelines for installing refrigerant piping, including insulation.
INSULATING REFRIGERANT PIPING
Details insulation requirements for refrigerant piping based on location type.
WIRING
GENERAL WIRING GUIDELINES
Provides essential safety and general rules for electrical wiring installation.
POWER & COMMUNICATION CABLE CONNECTIONS
Details how to connect power and communication cables to terminals.
POWER SUPPLY & WIRING SPECIFICATIONS
Covers power supply requirements and wiring specifications.
COMMUNICATION & CONNECTION CABLE SPECS
Details specifications for communication and power cables.
CONTROLLER OPTIONS & WIRELESS CONTROLLER
Describes controller options and the wireless handheld controller.
INDOOR TO REMOTE CONTROLLER CABLES
Details wiring communication cables between indoor units and controllers.
GROUP CONTROL WIRING & ACCESSORIES
Covers group control wiring and related accessories.
CONNECTING POWER & COMMUNICATION CABLES
Provides instructions for connecting power and communication cables to the indoor unit.
OPTIONAL CONTROLLERS AND SENSORS
Details installation of wired controllers and sensors.
FINAL INSTALLATION PROCEDURES
DECORATIVE GRILLE KIT INSTALLATION
Provides step-by-step instructions for installing the decorative grille kit.
INSTALLING REMOTE CONTROLLER BATTERIES
Guides on how to install batteries into the handheld remote controller.
TROUBLESHOOTING
ERROR CODES
Explains how to interpret and lists common error codes for indoor units.
INSTALLATION CHECKLIST
MAJOR COMPONENT ROUGH-IN AND PIPING
Covers rough-in, piping materials, insulation, and brazing practices.
DRAIN AND WIRING CHECKLIST ITEMS
Covers condensate drain and power/communication cable checklist items.
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