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LG AJNW30GVLA0 - User Manual

LG AJNW30GVLA0
146 pages
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Air Conditioner
SVC MANUAL(General)
CAUTION
Before Servicing the unit, read the safety precautions in General SVC manual.
Only for authorized service personnel.
Internal Use Only
http://biz.lgservice.com

Table of Contents

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Summary

Part 1 General Information

Safety Precautions

Essential safety warnings and precautions to prevent injury and damage during servicing.

Model Line Up

Lists various indoor and outdoor unit models with their specifications and series.

Nomenclature

Explains how to interpret model numbers for indoor and outdoor units.

Part 2 Functions & Controls

List of Functions & Accessory

Details functions and available accessories for different indoor unit types.

Air flow

Explains various airflow direction and speed control modes.

Air purifying

Describes the PLASMA Air Purifying System and its benefits.

Installation Functions

Covers settings like ESP and High Ceiling operation for optimal installation.

Reliability

Details features like Hot Start, Self-diagnosis, and Soft Dry operation.

Convenience Functions & Controls

Explains various user convenience features like timers and group control.

Special Function & KIT

Details specific functions like Low Ambient control and Auto Elevation Grille.

Part 3 Basic Control

Normal operation

Explains the fundamental operating principles of the compressor, fan, and EEV.

Compressor control

Details the fuzzy control logic for compressor operation.

EEV( Electronic Expansion Valve) control

Explains the fuzzy control rules for the EEV in cooling and heating modes.

4. Trouble Shooting

Self-diagnosis Function

Describes the self-diagnosis system, error codes, and indicators.

Pump Down

Provides the procedure for pump down operation for refrigerant recovery.

Evacuation

Details the evacuation process for removing air and moisture from the system.

Gas Charging

Explains the correct procedure for charging refrigerant after evacuation.

Cycle Part

Discusses troubleshooting based on refrigeration cycle analysis and symptoms.

Electronic Parts

Covers troubleshooting for products not operating or not responding to controls.

Troubleshooting Outdoor Error

Addresses various error codes and troubleshooting steps for outdoor units.

LG AJNW30GVLA0 Specifications

General IconGeneral
BrandLG
ModelAJNW30GVLA0
CategoryAir Conditioner
LanguageEnglish

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