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LG DLGX4271 /01 Series

LG DLGX4271 /01 Series
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PB 1
ELECTRIC & GAS DRYER
SERVICE MANUAL
CAUTION
READ THIS MANUAL CAREFULLY TO DIAGNOSE
PROBLEMS PROPERLY AND TO PROVIDE
QUALITY SERVICE SAFELY ON THESE DRYERS.
U.S.A. Website: http://us.lgservice.com
Canadian Website: http://lg.ca
MODEL : Electric Gas
DLEX4270*/01 DLGX4271*/01
FOR LG TECHNICIAN
Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means),
publication, modication, copying or transmission of this Service Manual is STRICTLY PROHIBITED unless
you have obtained the prior written consent of the LG Electronics entity from which you received this Service
Manual. The material covered by this prohibition includes, without limitation, any text, graphics or logos in this
Service Manual.
Copyright © 2016 - 2017 LG Electronics Inc. All rights reserved. Only training and service purposes.
CONFIDENTIAL

Questions and Answers:

LG DLGX4271 /01 Series Specifications

General IconGeneral
Appliance CategoryDryer
BrandLG
ModelDLGX4271
Fuel TypeGas
Capacity7.4 cu. ft.
Steam RefreshYes
Steam SanitaryYes
Sensor DryYes
Drying RackYes
Reversible DoorYes
SmartDiagnosisYes
ENERGY STAR QualifiedYes
ColorWhite
Wrinkle Care OptionYes
LoDecibel Quiet OperationYes
SmartThinQ TechnologyYes
TypeFront Load
Dryer VentingVented

Summary

Installation Instructions

Dryer Cycle Process

Component Testing Information

Testing Procedures for Dryer Components (Part 1)

Provides procedures for testing thermal cut-offs, thermostats, lamps, switches, and motors.

Testing Procedures for Dryer Components (Part 2)

Details testing for heater, thermistor, motor, gas valve, igniter, and flame detector.

Testing Procedures for Dryer Components (Part 3)

Explains testing for outlet thermostats (auto and manual reset).

Motor Diagram and Schematic

Wiring Diagram

Electric Dryer Wiring Diagram

Detailed wiring schematic for electric dryer models.

Gas Dryer Wiring Diagram

Detailed wiring schematic for gas dryer models.

Steam Function

Steam-Related Error Codes

Lists error codes related to steam function and their possible causes and solutions.

Flow Sensor Function

Flow Sensor Troubleshooting and Error Codes

Addresses troubleshooting for airflow issues, including specific error codes and display messages.

Diagnostic Test

Diagnostic Test Mode Overview

Instructions for entering diagnostic mode and a summary of available tests and their expected outputs.

Electrical Supply and Thermistor Tests

Procedures for testing 120V AC electrical supply and thermistor resistance.

Motor, Sensor, and Switch Tests

Tests for motor operation, moisture sensor functionality, and door switch continuity.

Change Gas Setting (Natural Gas, Propane Gas)

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