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LG FWD-14120FD User Manual

LG FWD-14120FD
35 pages
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100
WASHING MACHINE
SERVICE MANUAL
READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLE
CORRECTLY BEFORE OFFERING SERVICE.
MODEL : WD-10120(5)FD
WD-10121(6)FD
WD-12120(5)FD
WD-12121(6)FD
WD-14120(5)FD
WD-14121(6)FD
WD-16120(5)FD
WD-16121(6)FD
FWD-12120(5)FD
FWD-14120(5)FD
FWD-16120(5)FD
DWD-12120(5)FD
DWD-14120(5)FD
DWD-16120(5)FD
CAUTION
website : http://www.LGEservice.com
e-mail : http://LGEservice.com/techsup.html

Questions and Answers:

LG FWD-14120FD Specifications

General IconGeneral
Drying Capacity8 kg
Spin Speed1400 rpm
Noise Level (Spin)72 dB
Weight80 kg
ColorWhite
Inverter MotorYes
ModelFWD-14120FD
Smart FeaturesNFC
TypeFront Load Washer

Summary

Washing Machine Service Manual

1. Specification

2. Features and Technical Explanation

2-1. Key Features

Highlights features like Jumbo drum, Intelligent Wash System, and Direct Drive.

2-2. Fuzzy Logic Washing Time Determination

Explains how fuzzy logic optimizes wash time based on sensors.

2-3. Water Level Control System

Details the water level control using a pressure sensor.

2-4. Door Locking Mechanism

Describes why the door cannot be opened during operation.

3. Parts Identification

Included Accessories

Lists and illustrates essential accessories like inlet hose and wrench.

4. Installation Procedures

Standard Installation Steps

Guides on removing transit bolts, appliance placement, and leveling.

Hose and Power Connection

Details connecting the inlet hose, drain hose, and power plug.

Test Operation Guide

5. Operation Details

Control Features Overview

Explains child lock and delay finish functions for user control.

User Interface Elements

Details the Start/Pause button and wash program selector dial.

Additional Options and Display

Covers Time Save, LED display, ON/OFF, options, and temperature selection.

Manual Operation Modes

Describes how to select manual wash, rinse, and spin operations.

6. Wiring Diagram and Program Chart

Wash Program Chart Details

Provides a detailed chart of wash programs, steps, and timings.

7. Troubleshooting Basics

7-1. Before Performing Service

Emphasizes safety precautions and preliminary checks before troubleshooting.

7-2. QC Test Mode Procedures

Details the procedure to enter and use the QC test mode for diagnostics.

7-3. Water Level Frequency Measurement

Explains how to interpret water level frequency readings for troubleshooting.

7-4. Error Display Codes

Lists common error codes, their symptoms, and potential causes.

8. Error Diagnosis and Check List

8-1. Diagnosis and Answers for Abnormal Operation

Provides a step-by-step guide to diagnose and resolve common operational issues.

Door Open Error Troubleshooting

Guides on how to resolve the 'Door Open Error' symptom.

Drain Trouble Diagnosis

Provides steps to diagnose and fix drain-related problems.

Suds Overflow Issues

Offers solutions for problems related to excessive suds during operation.

Softener Dispensing Problems

Explains how to address problems with the softener dispenser.

8-2. Fault Diagnosis and Troubleshooting

No Power Troubleshooting

Details troubleshooting steps for a 'No Power' issue.

No Water Supply Diagnosis

Provides troubleshooting guidance for 'No Water Supply' problems.

Detergent Not Flowing In

Guides on fixing issues where detergent is not dispensed correctly.

Softener Not Flowing In

Offers solutions for problems with the softener not flowing into the dispenser.

Abnormal Sound Diagnosis

Details troubleshooting steps for identifying and resolving abnormal noises.

Heating Without Water Troubleshooting

Drain Malfunctioning Diagnosis

Provides troubleshooting steps for drain pump and hose malfunctions.

Wash Heater Trouble Diagnosis

Heating Continuously Above Set Temperature

Guides on resolving issues with continuous heating above the set temperature.

Spin Trouble Diagnosis

9. Disassembly Instructions

Control Panel Assembly Disassembly

Details the steps to disassemble the control panel assembly.

Dispenser Assembly Disassembly

Provides instructions for disassembling the detergent dispenser assembly.

Inlet Valve Assembly Removal

Details the procedure for removing the water inlet valve assembly.

Main PWB Assembly Removal

Explains how to remove the main printed circuit board assembly.

Lower Cover Removal

Describes how to remove the lower cover of the appliance.

Door Assembly Disassembly

Provides instructions for disassembling the door assembly.

Gasket Removal and Reassembly

Details the process of removing and reassembling the door gasket.

Rotor, Stator, and Friction Damper Assembly

Rotor Assembly Removal

Explains how to remove the rotor assembly from the motor.

Stator Assembly Removal

Details the procedure for removing the stator assembly.

Friction Damper Assembly Removal

Provides instructions for removing the friction damper assembly.

Drain Filter Cleaning Procedure

Guides on cleaning the drain pump filter for proper operation.

Drain Pump Assembly Service

Heater Assembly Service

Details how to remove and install the heater assembly.

Thermistor Service

Explains how to remove and mount the thermistor.

Switch Assembly and Door Lock Service

Foreign Material Removal from Drum/Tub

Provides steps to remove foreign material stuck between the drum and tub.

10. Exploded View and Part List

10-1. Cabinet Assembly Parts

Lists and illustrates parts related to the cabinet assembly.

10-2. Control Panel & Dispenser Parts

Illustrates the exploded view of the control panel and dispenser components.

10-3. Drum & Tub Assembly Parts

Shows the exploded view of the drum and tub assembly parts.

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