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LG ARUM241BTE5 - User Manual

LG ARUM241BTE5
184 pages
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INSTALLATION MANUAL
Variable Refrigerant Flow Outdoor Units
6.0 to 42.0 Tons

Table of Contents

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Summary

SAFETY PRECAUTIONS

SPECIFICATIONS

ELECTRICAL DATA

SPECIFICATIONS; ELECTRICAL DATA

PLACEMENT CONSIDERATIONS

Selecting the Best Location for the Outdoor Unit(s)

Offers guidelines and warnings for choosing the optimal location for outdoor unit installation.

Outdoor Unit Clearance Requirements

Illustrates minimum required clearances around outdoor units for proper airflow and service.

Installing and Setting Outdoor Units in Dual; Triple Frame Systems

Details the correct installation order and DIP switch settings for multi-frame systems.

REFRIGERANT SAFETY STANDARDS; DEVICE CONNECTION LIMITATIONS

Refrigerant Safety Standards

Covers ASHRAE standards for refrigerant safety and maximum allowable concentrations in occupied spaces.

REFRIGERANT SYSTEM ENGINEERING

FLARING AND BRAZING PROCEDURES

INSTALLING FOR HEAT PUMP OPERATION

Indoor Unit Y-Branch Kits

Explains the use and installation of LG Y-branch kits for dividing refrigerant flow to indoor units.

INSTALLING FOR HEAT RECOVERY OPERATION

Header Kits

Describes LG header kits for distributing refrigerant flow in heat recovery systems and their installation requirements.

Y-Branch Kits

Explains the use and installation of LG Y-branch kits for heat recovery systems, including types and configurations.

Heat Recovery Units

Lists specifications and electrical data for various heat recovery unit models.

INSULATION

Refrigerant Piping System Insulation

Covers the importance and methods for insulating refrigerant piping for safety and performance, including thickness requirements.

ELECTRICAL

Outdoor Unit Wiring; Cable Access Holes and Connections

Explains how to access and make electrical connections within the outdoor unit, including panel removal and cable routing.

Power Wiring; Communication Cable Connections

Details best practices for terminating power and communication cables, including connector types and tightening procedures.

Power Supply; Power Wiring Specifications

Outlines power supply voltage requirements and wiring specifications for outdoor and indoor units, including breaker and grounding requirements.

Communication Cable Specifications From Outdoor Unit to Indoor Units; Heat Recovery Units

Details specifications for communication cables, including AWG, conductor type, shielding, and grounding for system communication.

PRE-COMMISSIONING

Triple Leak; Pressure Check

Details the procedure for performing a triple leak and pressure test on the refrigerant piping system to ensure integrity.

Triple Evacuation Procedure

Outlines the steps for performing a triple evacuation of the refrigerant system to remove moisture and air, ensuring system cleanliness.

Pre-commissioning Start; Outdoor Unit DIP Switch Settings

Guides on initial DIP switch settings on the outdoor unit PCB for system startup and configuration, including mode selection.

Integrated Test Run (ITR) (Fd7)

Describes how to perform an Integrated Test Run to verify component operation and system performance using LGMV software.

Self Diagnostics Check

Guides on performing self-diagnostics using the outdoor unit DIP switches and SSD display to verify system configuration.

Indoor Unit Auto Addressing Procedure

Outlines the procedure for automatically addressing indoor units within the system by setting DIP switches and using the outdoor unit PCB.

Indoor Unit Temperature Sensing Location

Discusses considerations for selecting optimal temperature sensing locations for indoor units to ensure comfort and proper operation.

Setting External Static Pressure

Guides on adjusting fan speed based on external static pressure for ducted indoor units using remote controllers.

Addressing with Heat Recovery Units

ERROR CODES

LG MONITORING VIEW (LGMV) DIAGNOSTIC SOFTWARE

INSTALLATION CHECKLIST

PRE-COMMISSIONING CHECKLIST

Summary

SAFETY PRECAUTIONS

SPECIFICATIONS

ELECTRICAL DATA

SPECIFICATIONS; ELECTRICAL DATA

PLACEMENT CONSIDERATIONS

Selecting the Best Location for the Outdoor Unit(s)

Offers guidelines and warnings for choosing the optimal location for outdoor unit installation.

Outdoor Unit Clearance Requirements

Illustrates minimum required clearances around outdoor units for proper airflow and service.

Installing and Setting Outdoor Units in Dual; Triple Frame Systems

Details the correct installation order and DIP switch settings for multi-frame systems.

REFRIGERANT SAFETY STANDARDS; DEVICE CONNECTION LIMITATIONS

Refrigerant Safety Standards

Covers ASHRAE standards for refrigerant safety and maximum allowable concentrations in occupied spaces.

REFRIGERANT SYSTEM ENGINEERING

FLARING AND BRAZING PROCEDURES

INSTALLING FOR HEAT PUMP OPERATION

Indoor Unit Y-Branch Kits

Explains the use and installation of LG Y-branch kits for dividing refrigerant flow to indoor units.

INSTALLING FOR HEAT RECOVERY OPERATION

Header Kits

Describes LG header kits for distributing refrigerant flow in heat recovery systems and their installation requirements.

Y-Branch Kits

Explains the use and installation of LG Y-branch kits for heat recovery systems, including types and configurations.

Heat Recovery Units

Lists specifications and electrical data for various heat recovery unit models.

INSULATION

Refrigerant Piping System Insulation

Covers the importance and methods for insulating refrigerant piping for safety and performance, including thickness requirements.

ELECTRICAL

Outdoor Unit Wiring; Cable Access Holes and Connections

Explains how to access and make electrical connections within the outdoor unit, including panel removal and cable routing.

Power Wiring; Communication Cable Connections

Details best practices for terminating power and communication cables, including connector types and tightening procedures.

Power Supply; Power Wiring Specifications

Outlines power supply voltage requirements and wiring specifications for outdoor and indoor units, including breaker and grounding requirements.

Communication Cable Specifications From Outdoor Unit to Indoor Units; Heat Recovery Units

Details specifications for communication cables, including AWG, conductor type, shielding, and grounding for system communication.

PRE-COMMISSIONING

Triple Leak; Pressure Check

Details the procedure for performing a triple leak and pressure test on the refrigerant piping system to ensure integrity.

Triple Evacuation Procedure

Outlines the steps for performing a triple evacuation of the refrigerant system to remove moisture and air, ensuring system cleanliness.

Pre-commissioning Start; Outdoor Unit DIP Switch Settings

Guides on initial DIP switch settings on the outdoor unit PCB for system startup and configuration, including mode selection.

Integrated Test Run (ITR) (Fd7)

Describes how to perform an Integrated Test Run to verify component operation and system performance using LGMV software.

Self Diagnostics Check

Guides on performing self-diagnostics using the outdoor unit DIP switches and SSD display to verify system configuration.

Indoor Unit Auto Addressing Procedure

Outlines the procedure for automatically addressing indoor units within the system by setting DIP switches and using the outdoor unit PCB.

Indoor Unit Temperature Sensing Location

Discusses considerations for selecting optimal temperature sensing locations for indoor units to ensure comfort and proper operation.

Setting External Static Pressure

Guides on adjusting fan speed based on external static pressure for ducted indoor units using remote controllers.

Addressing with Heat Recovery Units

ERROR CODES

LG MONITORING VIEW (LGMV) DIAGNOSTIC SOFTWARE

INSTALLATION CHECKLIST

PRE-COMMISSIONING CHECKLIST

LG ARUM241BTE5 Specifications

General IconGeneral
BrandLG
ModelARUM241BTE5
CategoryAir Conditioner
LanguageEnglish

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