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LG WD-14120(5)RD User Manual

LG WD-14120(5)RD
43 pages
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WASHING MACHINE
SERVICE MANUAL
READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLES
CORRECTLY BEFORE OFFERING SERVICE.
MODEL : WD-14120(5)RD
WD-12120(5)RD
WD-10120(5)RD
CAUTION

Questions and Answers:

LG WD-14120(5)RD Specifications

General IconGeneral
Maximum Spin Speed1400 RPM
Energy RatingA+++
Spin Speed1400rpm
ColorRed
Inverter MotorYes
Load TypeFront Load
Noise Level (Wash/Spin)53 dB / 72 dB
Dimensions (HxWxD)850 x 600 x 640 mm

Summary

Specification

Features & Technical Explanation

Key Features

Details on automatic wash-dry, intelligent wash system, direct drive, child-lock, and auto-restart.

Fuzzy Logic Washing Time Determination

Explains how fuzzy logic determines washing time based on temperature and laundry amount.

Water Level Control System

Describes the pressure sensor system for water level detection and control.

Parts Identification

Included Accessories

Lists included accessories such as inlet hose and spanner.

Installation Guide

Standard Installation Procedure

Details on removing transit bolts, placing on a firm surface, and leveling the appliance.

Operation Modes

Child Lock Functionality

Explains how to set, cancel, and the effects of the child lock system.

Delay Finish Option

Details on setting a delayed start time for washing cycles.

Start/Pause Button Operation

Instructions for starting, pausing, and changing programs using the Start/Pause button.

Wash Program Selection

Describes how to select different washing programs using the control dial.

Time Save Option

Option to reduce wash program time; not available with Quick 30 program.

LED Display Information

Explains display of remaining time, error codes, and cycle completion messages.

Door Lock Indicator

Shows whether the door can be opened or not during washing.

ON/OFF Button

Function of the button to turn power on and off.

Dry Program Selection

How to select dry programs and time options.

Manual Wash, Rinse & Spin Controls

Buttons for changing wash method, rinse times, and spinning speed.

Water Temperature Selection

How to select water temperature for different programs.

Wiring Diagram and Program Chart

Troubleshooting Guide

Pre-Service Checks

Safety precautions and initial checks before performing service.

QC Test Mode

Procedure for entering and using the Quality Control test mode.

Water Level Frequency Check

Method to check water level frequency using Rinse and Spin buttons.

Thermistor Temperature Check

How to check thermistor temperatures using specific button combinations.

Error Display Codes

Lists error codes, their symptoms, and potential causes for various errors.

Error Diagnosis and Checklist

Abnormal Operation Diagnosis

Flowcharts for diagnosing and resolving common abnormal operations.

Fault Diagnosis and Troubleshooting

Detailed troubleshooting steps for various faults like no power or water supply issues.

Disassembly Instructions

Control Panel Disassembly

Steps for removing the control panel and its associated assemblies.

Power PWB Assembly Removal

Procedure for removing the power PWB assembly and its connectors.

Dispenser Assembly Removal

Steps to disassemble the dispenser assembly and its components.

Inlet Valve Removal

Instructions for disconnecting and removing the inlet valve assembly.

Lower Cover Removal

Steps to remove the lower cover of the appliance.

Door Removal

Procedure for removing the door and its components.

Remained Water Removal

Method for draining any remaining water from the appliance.

Gasket Assembly Removal

Steps for releasing and removing the cabinet gasket clamp and screws.

Rotor, Stator, and Friction Damper

Instructions for removing rotor, stator, and friction damper components.

Pump Removal

Steps to remove the pump, including outlet hose, bellows, and wiring.

Washing Heater Removal

Procedure for loosening the nut and removing the washing heater.

Thermistor Removal

How to pull out the thermistor by holding the bracket.

Switch Assy and Door Lock Removal

Steps for removing cabinet cover clamp, gasket, screws, and door lock switch.

Foreign Object Removal (Drum/Tub)

How to remove foreign objects stuck between the drum and tub.

Dry Duct Removal

Steps for removing the dry fan assembly, dry duct upper, dry heater, and thermostat.

Condensing Duct Removal

Procedure for removing screws from the cabinet and the condensing duct.

Exploded View and Parts List

Cabinet Assembly Parts List

Exploded view and part numbers for the cabinet assembly.

Control Panel & Dispenser Assembly Parts

Exploded view and part identification for control panel and dispenser assemblies.

Drum & Tub Assembly Parts

Exploded view and part identification for the drum and tub assemblies.

Dryer Assembly Parts

Exploded view and part identification for the dryer assembly components.

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