LG ARUN160LTE4 - User Manual

P/NO : MFL67221412
www.lg.com
Original instruction
INSTALLATION MANUAL
AIR CONDITIONER
• Please read this installation manual completely before installing the product.
• Installation work must be performed in accordance with the national
wiring standards by authorized personnel only.
• Please retain this installation manual for future reference after reading
it thoroughly.your set and retain it for future reference.
ENGLISH
ITALIANO ESPAÑOL
FRANÇAIS
DEUTSCH
ČEŠTINA
ΕΛΛΗΝΙΚΆ
NEDERLANDS
POLSKI
LIMBA ROMÂNĂ
PORTUGUESE
MAGYAR
БЪЛГАРСKN
SRPSKI
HRVATSKI
SVENDKA
NORSK
SUOMI
DANSK

Summary

IMPORTANT SAFETY INSTRUCTIONS

Installation Precautions

Essential safety guidelines and procedures for installing the air conditioner.

Operation Precautions

Critical safety instructions for operating the air conditioner correctly and safely.

INSTALLATION PROCESS

ALTERNATIVE REFRIGERANT R410 A

SELECT THE BEST LOCATION

INSTALLATION SPACE

LIFTING METHOD

Outdoor Unit Installation Base

Anchor Bolt Location and Dimensions

Diagrams and dimensions for locating anchor bolts for outdoor units.

Foundation for Installation

Preparation of Piping

Nitrogen Substitution Method for Piping

REFRIGERANT PIPING INSTALLATION

Pipe Connection and Valve Operation Precautions

Guidelines for connecting pipes and operating valves correctly.

PIPE CONNECTIONS BETWEEN INDOOR AND OUTDOOR UNIT

Pipe Drawing Out Methods

Refrigerant Piping System Diagrams

Pipe Connection Method (Outdoor to Indoor)

Series Outdoor Unit Connection Methods

General Outdoor Unit Piping Connections

Examples of Wrong Pipe Connections

Illustrates incorrect pipe connection methods and their consequences.

Refrigerant Amount Calculation

Distribution Method for Refrigerant Piping

Distribution Methods and Fittings

Leak Test and Vacuum Drying

Vacuum Mode Operation

Vacuum Mode Setting Method

Thermal Insulation of Refrigerant Piping

ELECTRICAL WIRING

Precautions for Power Wiring Installation

Control Box and Wiring Connections

Communication and Power Cables

Communication Cable Specifications

Separation of Power and Communication Cables

Recommendations for spacing communication and power cables to prevent interference.

Ground Wire Specifications

Field Wiring Diagrams

Single Outdoor Unit Wiring

Series Outdoor Unit Wiring

Transmission Wire Connection Examples

Power and Communication Cable Connection (UX2)

Power and Communication Cable Connection (UX3)

Automatic Addressing of Indoor Units

Procedure for Automatic Addressing

Step-by-step guide for performing automatic addressing of indoor units.

Cool & Heat Selector Function

Group Number Setting for Indoor Units

Static Pressure Compensation Mode

Setting the ODU Address

ODU Address Setting Method

IDU Capacity Adjusting

Target Pressure Adjusting

Self-Diagnosis Function

Error Indicator Display

Explanation of error codes displayed on 7-segment LEDs and error numbers.

Indoor Unit Related Errors

List of error codes, titles, and causes for indoor unit related errors.

Outdoor Unit Related Errors

List of error codes, titles, and causes for outdoor unit related errors.

Outdoor Unit Related Errors (Continued)

CAUTION FOR REFRIGERANT LEAK

Checking Refrigerant Limiting Concentration

Steps to check and calculate refrigerant concentration for safety.

LG ARUN160LTE4 Specifications

General

Brand	LG
Model	ARUN160LTE4
Category	Air Conditioner
Language	English