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LG WD-80480N User Manual

LG WD-80480N
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100
WASHING MACHINE
SERVICE MANUAL
READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLE
CORRECTLY BEFORE OFFERING SERVICE.
website : http://www.LGEservice.com
e-mail : http://LGEservice.com/techsup.html
MODEL : WD-10480S/N/T
WD-80480S/N/T
WD-10490S/N/T
WD-80490S/N/T
CAUTION
Downloaded From WashingMachine-Manual.com Manuals
WD-12480S/N/T
WD-12490S/N/T

Questions and Answers:

LG WD-80480N Specifications

General IconGeneral
BrandLG
ModelWD-80480N
CategoryWasher
LanguageEnglish

Summary

1. Washing Machine Specifications

2. Washing Machine Features and Technical Explanation

2-1. Key Features

Minimizes laundry creasing through alternate drum rotation.

2-1. Fuzzy Logic System

Fuzzy Logic optimizes water level and wash time for energy efficiency based on load and temperature.

2-1. Child-Lock Feature

Prevents children from changing wash programs by locking all buttons except power.

2-1. Low Noise Speed Control

Balances load evenly to minimize spinning noise by sensing load and balance.

2-1. Auto Restart Function

Restarts wash cycle automatically from where it stopped after power failure or unplugging.

2-2. Washing Time Determination by Fuzzy Logic

Optimizes washing time based on water temperature, selected wash temp, and laundry amount for best performance.

2-3. Water Level Control System

Uses a pressure sensor to control water level, stopping supply at preset level and ensuring proper spin cycle.

2-4. Door Opening Restrictions

The door cannot be opened while the program is operating.

3. Washing Machine Parts Identification

4. Washing Machine Installation Guide

Standard Installation Procedure

Describes the correct procedure for installing the washing machine.

5. Washing Machine Operation

Test Operation Steps

Details the step-by-step process for conducting a test operation of the washing machine.

LED Display Information

Shows estimated remaining time and error codes. Refer to troubleshooting guide for error indications.

Water Temperature Selector Usage

Allows selection of water temperature (e.g., 30°C, 40°C, 60°C, 95°C, Cold) for different wash programs.

Child Lock Activation and Cancellation

Locks all buttons except power to prevent accidental changes; cancel by pressing Temp and Option simultaneously.

Start/Pause Button Functionality

Starts, pauses, and resumes the wash cycle. Auto power-off occurs after 4 minutes of pause.

Wash Program Selector Guide

Allows selection of 8 different wash programs (e.g., Cotton, Baby Care, Delicate) by turning a dial.

Power Button Operation

Turns the washing machine on and off.

Time Save and Time Delay Options

Options to reduce wash time (Time Save) or set a delayed start (Time Delay) for the wash cycle.

Spin Speed Selection

Allows selection of spin speed options like Rinse Hold, No Spin, 400, 800, or 1000 RPM.

6. Wiring Diagram and Program Chart

7. Troubleshooting Common Issues

7-1. Pre-Service Precautions

Safety precautions for troubleshooting, including electrical shock hazards and voltage checks.

7-2. QC Test Mode Procedure

Procedure to enter and utilize the Quality Control (QC) test mode for diagnostic checks.

7-4. Water Level Frequency Check

Method to check water level frequency by pressing Temp and Spin buttons, interpreting digit values.

7-5. Error Display Codes

Details error codes, symptoms, and causes for common operational errors like water inlet, imbalance, and drain issues.

8. Error Diagnosis and Check List

8-1. Diagnosis for Abnormal Operation

Flowcharts to diagnose and resolve abnormal operations such as 'NO POWER' and 'Water inlet trouble'.

Door Open Error Troubleshooting

Troubleshooting steps for 'DOOR OPEN ERROR', including checking door closure and switch functionality.

Drain Trouble Diagnosis

Troubleshooting steps for 'Drain Trouble' (DE error), checking filter and drain hose for blockages.

Suds Overflow Troubleshooting

Diagnosing suds overflow issues by checking detergent type and recommended usage amount.

No Softener Effect Troubleshooting

Troubleshooting for no softener effect, checking compartment, drawer closure, and cap for clogs.

8-2. Fault Diagnosis and Troubleshooting

No Power Troubleshooting

Troubleshooting steps for 'NO POWER' by checking outlet voltage, fuse, and PWB connections.

All Buttons Locked Except Power

Diagnosing locked buttons by checking if the Child-Lock feature is activated and how to cancel it.

No Water Supply Troubleshooting

Troubleshooting steps for 'NO WATER SUPPLY' by checking tap, inlet valve filter, and resistance.

Detergent Not Flowing Troubleshooting

Diagnosing issues with detergent not flowing by checking water supply, dispenser wiring, and detergent.

Softener Not Flowing Troubleshooting

Troubleshooting softener not flowing by checking water supply, dispenser wiring, and softener compartment.

Abnormal Sound Diagnosis

Diagnosing abnormal sounds by inspecting the pulley, V-belt, and motor for wear or looseness.

Heating Without Water Troubleshooting

Diagnosing heating problems without water by checking the pressure sensor and PWB assembly.

Drain Malfunctioning Diagnosis

Troubleshooting drain malfunctions by checking hose condition, pump impeller, connector, and coil resistance.

Wash Heater Trouble Diagnosis

Diagnosing wash heater faults by checking PWB voltage, heater resistance, and thermistor connection.

Continuous Heating Above Setting

Troubleshooting continuous heating by checking thermistor resistance and ensuring proper mounting.

Spin Trouble Diagnosis

Diagnosing spin problems by checking sensor, PWB, and motor connector resistance for faults.

9. Disassembly Instructions

Control Panel Disassembly

Detailed instructions for removing and disassembling the washing machine's control panel.

Dispenser Assembly Disassembly

Step-by-step guide to disassemble the detergent dispenser assembly, including hoses and bellows.

Inlet Valve Disassembly

Instructions for disassembling the inlet valve, detailing wiring receptacle and screw removal.

Lower Cover Removal

Procedure for removing the lower cover cap and the main lower cover.

Door Assembly Removal

Instructions for removing the washing machine door, including hinge screws and bracket.

Gasket Assembly Removal

Steps to remove the cabinet and tub gasket, including clamp and cover removal.

Drain Pump Filter Cleaning

Detailed instructions on how to safely open, clean, and reassemble the drain pump filter.

Pulley, Motor, and Damper Removal

Steps for disassembling the pulley, motor, and damper components of the washing machine.

Pump Assembly Removal

Procedure for removing the water pump assembly, including outlet hose and bellows.

Heater Element Removal

Instructions for safely removing the heater element, ensuring proper clip insertion during reassembly.

Thermistor Removal and Installation

Procedure for removing and re-installing the thermistor, ensuring it is securely fitted.

Switch Assembly and Door Lock Removal

Steps to disassemble the switch assembly and door lock mechanism, including release and disconnection.

Foreign Material Removal (Drum/Tub)

Procedure for removing foreign material lodged between the drum and tub using a long bar.

10. Exploded Views

10-1. Cabinet Assembly Exploded View

Diagram showing the exploded view of the cabinet assembly with numbered parts for identification.

10-2. Control Panel & Dispenser Exploded View

Diagram showing the exploded view of the control panel and dispenser assembly with part labels.

10-3. Drum & Tub Assembly Exploded View

Diagram showing the exploded view of the drum and tub assembly with numbered parts for identification.

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