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LG LV361HV4 - User Manual

LG LV361HV4
74 pages
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SINGLE ZONE
VERTICAL AIR HANDLING UNIT
INSTALLATION MANUAL
Single-Zone Vertical Air
Handling Unit System
18,000 - 48,000 Btu/h
LV420HV (42,000 Btu/h)
LV480HV (48,000 Btu/h)
LV181HV4 (18,000 Btu/h)
LV241HV4 (24,000 Btu/h)
LV361HV4 (36,000 Btu/h)

Table of Contents

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Summary

Safety Instructions

Table of Symbols

Defines safety symbols used in the manual for warnings and precautions.

Installation Safety

Provides critical safety precautions for the installation process.

General Installation Guidelines

Location Selection

Guidelines for choosing an optimal and safe installation location.

Required Outdoor Unit Clearances

Specifies minimum clearances for safe operation and airflow.

Rigging and Lifting Instructions

Safety procedures for handling and lifting the outdoor unit.

Outdoor Unit Platform Requirements

Details on foundation specifications and bolting for outdoor units.

Indoor Unit Clearances

Guidelines for selecting installation locations for indoor units.

Refrigerant Safety Standards; Device Connection Limitations

Refrigerant Safety Standards

Information on ASHRAE standards for refrigerant safety and concentration limits.

Connection Limitations

Specifies pipe length and elevation limits for refrigerant piping systems.

Flaring and Brazing Procedures

Flaring Procedure

Step-by-step guide for performing flared connections for R410A systems.

Refrigerant Piping Connections

Electrical System Installation

General Information and Safety Guidelines

Overall safety precautions and general guidelines for electrical work.

Power Wiring Specifications and Best Practices

Guidelines for power and communication cable connections and terminal usage.

Indoor Unit Electrical Connections

Steps for wiring the indoor unit's electrical connections.

Outdoor Unit Electrical Connections

Steps for wiring the outdoor unit's electrical connections.

Final Installation Procedures

Triple Leak; Pressure Check

Procedure for performing a triple leak and pressure test on the system.

Triple Leak; Evacuation Procedure

Steps for evacuating the refrigerant piping system to remove air and moisture.

Refrigerant Trim Charge

Instructions for adding additional refrigerant based on piping length.

Pump Down, Cooling Only Mode

Procedure for pump down and setting the unit to cooling only mode.

Troubleshooting

LG SIMS - Self Diagnosis Functions

Using the SIMs app for monitoring system data and troubleshooting.

Error Codes

Information on interpreting error codes displayed by the system.

Cautions for Refrigerant Leaks

Cautions for Refrigerant Leaks; Introduction

Guidelines on refrigerant safety, allowable concentration, and leak calculation.

Installation Checklist

LG LV361HV4 Specifications

General IconGeneral
Cooling Capacity36, 000 BTU/h
Heating Capacity36, 000 BTU/h
Voltage208-230V
Phase1
Air Flow1, 200 CFM
Filter TypeMERV 8

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