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LG WD-14331(6)AD - User Manual

LG WD-14331(6)AD
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WASHING MACHINE
SERVICE MANUAL
READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLES
CORRECTLY BEFORE OFFERING SERVICE.
MODEL : WD-14331(6)AD
WD-12331(6)AD
WD-14331(6)RD
WD-12331(6)RD
WD-14335AD
CAUTION

Questions and Answers

  • R
    richardsonjeffreyJul 31, 2025
    What to do if my LG Washer shows a DOOR OPEN ERROR?
    • T
      tylerburkeJul 31, 2025
      If you are operating the reservation function or another function with the door open, close the door to resolve the error. This error can also appear if the door switch is out of order.
  • C
    Caitlin JeffersonAug 4, 2025
    What does a DRAIN ERROR mean on my LG Washer?
    • W
      warrenbrittanyAug 4, 2025
      A DRAIN ERROR indicates that the washer has not fully drained within 5 minutes.
  • B
    Barbara NormanAug 9, 2025
    What causes an IMBALANCE ERROR on my LG WD-14331(6)AD Washer?
    • M
      melissablackAug 9, 2025
      An IMBALANCE ERROR can be caused by the appliance being tilted or laundry gathered to one side.
  • A
    Arthur PorterAug 13, 2025
    What does WATER INLET ERROR mean on my LG WD-14331(6)AD?
    • D
      Denise CrawfordAug 13, 2025
      A WATER INLET ERROR means that the water level has not reached level 2 within 4 minutes after water is supplied, or it has not reached the preset water level within 25 minutes.
  • K
    Kelsey DawsonAug 17, 2025
    Why does my LG WD-14331(6)AD show an OVERFLOW ERROR?
    • A
      armstrongjuanAug 17, 2025
      If the Washer displays an OVERFLOW ERROR, it means the water is overflowing (over level 8). The drain pump will automatically operate to drain the water.
  • G
    gregoryrobertsAug 21, 2025
    What causes a MOTOR ERROR on an LG WD-14331(6)AD Washer?
    • W
      williamdavenportAug 22, 2025
      A MOTOR ERROR can occur if the connector in the LEAD WIRE ASSEMBLY is not connected to the connector of the STATOR ASSEMBLY; reconnect or repair the connector. It can also mean that the hall sensor is out of order or defective, in which case you should replace the STATOR ASSEMBLY.
  • L
    Lori WilliamsAug 26, 2025
    How to fix a DRY HEATOR ERROR on my LG Washer?
    • M
      Michael VasquezAug 27, 2025
      A DRY HEATOR ERROR can occur if the Dry Heater is out of order (replace the Dry Heater), the connector of the Dry Heater is not properly connected to the connector in the Main PWB ASSEMBLY (reconnect or repair the connector), or the Dry fan motor is out of order (replace the fan Motor).

Summary

Washing Machine Installation

Test Operation Procedure

Trouble Shooting Guide

QC Test Mode Procedure

Steps to enter QC Test Mode and check various machine functions.

Error Display Codes and Causes

Lists error codes (IE, DE, FE, PE, UE, LE, CE, DHE) with symptoms and causes.

Error Display Codes and Causes (Continued)

Continues listing error codes (CE, LE, DHE) with symptoms and causes.

Error Diagnosis and Check List

Diagnosis for No Power Issues

Troubleshooting steps for "No Power" symptom, checking plug, fuse, and internal connections.

Diagnosis for Water Inlet Trouble

Troubleshooting steps for water inlet issues, checking tap, freezing, and filter.

Diagnosis for Door Not Opening

Troubleshooting steps for door not opening, checking error codes and door switch.

Diagnosis for Drain Trouble

Troubleshooting steps for drain issues, checking debris filter and hose condition.

Fault Diagnosis and Troubleshooting

Fault Diagnosis: No Power

Detailed steps for diagnosing and resolving "No Power" issues, checking fuse and PWB.

Fault Diagnosis: No Water Supply

Troubleshooting steps for no water supply, checking tap, filter, and inlet valve.

Fault Diagnosis: Detergent Not Flowing

Steps to diagnose why detergent is not flowing into the dispenser.

Fault Diagnosis: Heating Without Water

Troubleshooting steps for heating issues without water, checking pressure switch and PWB.

Fault Diagnosis: Drain Malfunctioning

Troubleshooting steps for drain pump issues, checking hose, impeller, and coil.

Fault Diagnosis: Wash Heater Trouble

Troubleshooting steps for wash heater issues, checking voltage and resistance.

Fault Diagnosis: Continuous Heating

Troubleshooting steps for continuous heating, checking thermistor and its mounting.

Fault Diagnosis: Spin Trouble

Troubleshooting steps for spin issues, checking water level frequency, motor, and connectors.

Error Diagnosis: dHE Display

Troubleshooting steps for the [dHE] error display, checking thermistor and dry duct.

Dry Heater Trouble Diagnosis

Steps to check for dry heater malfunctions.

Dry Fan Motor Trouble Diagnosis

Steps to check for dry fan motor malfunctions.

Dry Heater Troubleshooting

Detailed checks for dry heater resistance, thermostat, and PWB voltage.

Dry Fan Motor Troubleshooting

Detailed checks for dry fan motor connectivity, voltage, and resistance.

Door Does Not Open Troubleshooting

Troubleshooting steps for the door not opening, checking display and door lock.

Disassembly Instructions

Exploded View and Part List

LG WD-14331(6)AD Specifications

General IconGeneral
Maximum spin speed1400 RPM
Inverter MotorYes
Loading typeFront
Energy efficiency classA+++
Energy RatingA+++
ProgramsCotton

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