LG LP093HD3A User Manual

Window Air Conditioner
SVC MANUAL(Exploded View)
MODEL : LP123CD3A
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

LG LP093HD3A Specifications

General

Cooling Capacity	9, 000 BTU
Energy Efficiency Ratio (EER)	11.0
Voltage	115V
Refrigerant	R410A
Power Supply	115V, 60Hz
Operating Temperature (Cooling)	64°F to 90°F
Heating Capacity	Not applicable
HSPF (Heating)	Not applicable
Operating Temperature (Heating)	Not applicable

Summary

Specification

Features and Benefits

Compressor Restart Delay Function

Extends compressor life by preventing short-cycling.

LED Diagnostics for Problem Indication

Indicates operational problems with easy-to-read diagnostics.

Temperature Limiting for Energy Saving

Limits heating/cooling temps to save energy.

Control Locations Overview

Ventilation Control System Operation

Lever controls fresh air intake, affecting efficiency.

Electronic Controls

Fan Speed and Mode Settings

Controls fan speed (High/Low) and operating modes (Cool, Fan, Heat).

Temperature and Timer Settings

Allows setting room temperature and shut-off time.

Self-Diagnosis Functions

Electrical Controls Diagnosis Codes

Identifies faults via LED codes for electrical systems.

Manual Controls Diagnosis Codes

Identifies faults via LED flash rates for manual systems.

Disassembly Instructions

Front Grille Removal Procedure

Procedure for removing the front grille.

Control Box Removal Steps

Steps to remove the control box assembly.

Compressor Removal and Refrigerant Handling

Detailed steps for compressor removal and refrigerant discharge.

PCB Replacement Procedure

Instructions for accessing and replacing the Printed Circuit Board.

Condenser Removal Steps

Steps to remove the condenser and its connections.

Installation Procedures

Unit Installation Guide

General instructions for installing the air conditioner unit.

Wall Sleeve Installation

Data and considerations for installing the wall case.

Electrical Safety and Requirements

Important safety instructions for electrical connections and grounding.

Field Installed Accessories

Control Panel Key Lock Installation

Instructions for installing a key lock kit for control panel security.

Condensate Disposal Pump Kit Installation

Installation guide for the internal condensate pump kit.

Fuse Holder Kit Installation

Steps for installing an optional fuse holder kit.

Subbase Installation Guide

Procedure for installing the unit subbase.

Troubleshooting Guide

Piping System Overview

Describes components and function in the refrigeration system.

Troubleshooting Ineffective Cooling

Guide for diagnosing and resolving ineffective cooling problems.

Troubleshooting Unit Fails to Start

Flowchart for diagnosing and resolving unit start failures.

Fan Motor Troubleshooting

Common issues and remedies for fan motor operation and noise.

Compressor Troubleshooting

Diagnosing and resolving compressor not running issues.

Piping Diagrams

Schematic Diagram

Exploded View