LG ARUV180BTS4 - User Manual

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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.
P/NO : MFL67221415
220-240 V3~ 50Hz / 220 V3~ 60Hz
ENGLISH

Summary

IMPORTANT SAFETY INSTRUCTIONS

INSTALLATION PROCESS

INSTALLATION SPACE

SELECT THE BEST LOCATION

INSTALLATION

Foundation for Installation

Preparation of Piping

Pipe Cutting and Flaring Work

Instructions for cutting and preparing pipes for connection.

Nitrogen substitution method

REFRIGERANT PIPING INSTALLATION

Precautions on Pipe connection; Valve operation

Safety and procedural notes for connecting pipes and operating valves.

PIPE CONNECTIONS BETWEEN INDOOR AND OUTDOOR UNIT

Procedures for connecting refrigerant pipes between indoor and outdoor units.

Refrigerant piping system

Header Method

Pipe Connection Method between outdoor unit;indoor unit

Detailed methods for connecting pipes between outdoor and indoor units.

Pipe Connection Method;Precautions for Series connections between Outdoor units

Indoor Unit Connection

Indoor Unit connecting pipe from branch (a,b,c,d,e,f)

Specifies pipe diameters for connections from branch to indoor units.

The amount of Refrigerant

Distribution Method

Branch pipe Fitting

Y branch pipe fitting

Instructions and diagrams for fitting Y branch pipes.

Header pipe fitting

Instructions and diagrams for fitting header pipes.

Leak Test and Vacuum drying

Leak test procedure

Steps to perform a leak test using nitrogen gas.

Vacuum drying procedure

Steps for vacuum drying the system to remove moisture and air.

Vacuum Mode

Vacuum mode setting method

Guide on how to set and operate the vacuum mode function.

Thermal insulation of refrigerant piping

ELECTRICAL WIRING

Electrical Wiring Safety Precautions

General safety advice and adherence to regulations for electrical wiring.

Control box and connecting position of wiring

Communication and Power Cables

Wiring of main power supply and equipment capacity

Field Wiring

Connection of transmission wire

Connection of power and communication cable

Automatic Addressing

Automatic Addressing Procedure

Group Number setting

Setting the ODU address

Self-Diagnosis Function

Error Indicator Display

Indoor unit related error

Outdoor unit related error

Outdoor unit related error

CAUTION FOR REFRIGERANT LEAK

Checking procedure of limiting concentration

Calculate minimum room capacity

LG ARUV180BTS4 Specifications

General

Brand	LG
Model	ARUV180BTS4
Category	Air Conditioner
Language	English