Related Manuals for LG LSN303HLV3
Summarization of Contents
SAFETY INSTRUCTIONS
Safety Symbols and General Installation Warnings
Explains safety symbols and general installation precautions.
Wiring and Operation Safety
Safety guidelines for electrical wiring and unit operation.
GENERAL DATA
Unit Nomenclature and Parts
Explains model naming and lists included/field parts.
Unit Specifications and Electrical Data
Details technical specifications and electrical data for units.
GENERAL INSTALLATION GUIDELINES
Outdoor Unit Location, Clearances, and Mounting
Guidelines for outdoor unit location, clearances, rigging, and mounting.
Indoor Unit Installation
Clearances, mounting plate installation, and unit attachment for indoor units.
REFRIGERANT SAFETY STANDARDS / DEVICE CONNECTION LIMITATIONS
Refrigerant Safety and Piping Limits
Safety standards for refrigerant use and piping connection limits.
SELECTING FIELD SUPPLIED PIPING
Field-Supplied Copper Piping Selection
Guidance on selecting appropriate ACR copper piping for R410A.
COPPER EXPANSION AND CONTRACTION
Managing Pipe Thermal Expansion
Explains pipe expansion/contraction and calculation methods.
PIPING HANDLING
Refrigerant Piping Handling Practices
Best practices for handling, storing, and cleaning refrigerant pipes.
REFRIGERANT SYSTEM ENGINEERING
Elbows, Bends, Obstacles, and Supports
Guidelines for using pipe fittings, routing around obstacles, and supports.
Pipe Sleeves and Underground Piping
Using pipe sleeves and installing underground refrigerant piping.
FLARING AND BRAZING PROCEDURES
Flaring Pipe Ends
Step-by-step procedure for flaring refrigerant pipe ends.
Brazing Practices and Safety
Guidelines and safety precautions for brazing refrigerant connections.
REFRIGERANT PIPING CONNECTIONS
Installation Overview and Special Applications
General overview of piping connections and specific installation scenarios.
Outdoor Unit Piping Connections
Procedures for connecting refrigerant piping to the outdoor unit.
Indoor Unit Piping and Wiring Connections
Connecting indoor unit piping, wiring, conduit, and drain hoses.
Bundling Pipes and Cables
Instructions for bundling refrigerant piping, drain hose, and cables.
INSULATION
Refrigerant Piping System Insulation
Guidelines and requirements for insulating refrigerant piping.
ELECTRICAL SYSTEM INSTALLATION
Safety, Specifications, and Controller Options
Safety guidelines, electrical specs, and controller options.
Indoor Unit Electrical Connections
Connecting electrical wiring for indoor units.
Outdoor Unit Electrical Connections
Connecting electrical wiring for outdoor units.
FINAL INSTALLATION PROCEDURES
Leak, Evacuation, Charge, and Pump Down Procedures
Steps for leak testing, evacuation, charging, and pump down.
Finishing, Finalizing, and Testing Procedures
Final mounting, panel reattachment, test runs, and installer modes.
TROUBLESHOOTING
LG Monitoring View (LGMV) Diagnostic Software
Using LGMV software for system monitoring and diagnostics.
LG SIMS - Self Diagnosis Functions
Using the SIMs app for self-diagnosis and troubleshooting.
Error Codes
Lists and explains indoor and outdoor unit error codes.
CAUTIONS FOR REFRIGERANT LEAKS
Refrigerant Leaks and Concentration Limits
Information on refrigerant leaks, safety, and concentration calculations.
INSTALLATION CHECKLIST
Installation Checklist
A comprehensive checklist for all installation tasks.
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