Table of Contents
Related Manuals for LG LH188HV1
Summarization of Contents
SAFETY INSTRUCTIONS
Table of Symbols
Explains hazard symbols used in the manual for safety alerts.
Installation Safety Precautions
Covers critical safety warnings for installing the unit.
Operation Safety Precautions
Covers critical safety warnings for operating the unit.
GENERAL DATA
Unit Nomenclature and Pairing
Details model naming conventions and system pairing tables.
Parts and Optional Accessories
Lists included parts and available optional accessories.
System Specifications
Provides detailed technical data for cooling, heating, and electricals.
GENERAL INSTALLATION GUIDELINES
Outdoor Unit Installation Considerations
Guidelines for outdoor unit location, clearances, mounting, and protection.
Indoor Unit Installation Considerations
Guidelines for indoor unit location, clearances, and mounting.
Specific Indoor Unit Installation Methods
Covers vertical installation, condensate drainage, and inlet position.
REFRIGERANT SYSTEM MANAGEMENT
Refrigerant Safety and Handling
Covers refrigerant safety standards, handling, and leak precautions.
Piping Selection and Installation Procedures
Guidelines for selecting, handling, expanding, and connecting refrigerant piping.
Condensate Piping and Insulation
Instructions for condensate drainage piping and refrigerant pipe insulation.
ELECTRICAL SYSTEM INSTALLATION
Safety and Wiring Specifications
Electrical safety guidelines, power supply, and wiring requirements.
Controller and Communication Wiring
Details for connecting communication cables and wired controllers.
Outdoor Unit Wiring Connections
Procedures for connecting power and communication wiring to the outdoor unit.
FINAL INSTALLATION PROCEDURES
Leak Testing and Evacuation
Procedures for triple leak testing and deep evacuation of the system.
Refrigerant Trim Charge
Steps for adding refrigerant based on piping length.
System Configuration and Settings
Covers installer modes, ESP, DIP switches, and optional modes.
Test Run and Performance Evaluation
Procedures for system test run and performance verification.
TROUBLESHOOTING AND SUPPORT
LG ThinQ Smart Diagnosis
Information on using the LG ThinQ app for monitoring and diagnosis.
Error Code Interpretation
Explains how to read and interpret error codes for troubleshooting.
INSTALLATION CHECKLIST
Comprehensive Installation Checks
Checklist covering component rough-in, piping, electrical, and condensate.
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