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LG DLEX4270 /01 Series User Manual

LG DLEX4270 /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 DLEX4270 /01 Series Specifications

General IconGeneral
Appliance CategoryDryer
Fuel TypeElectric
Capacity (cu. ft.)7.4
SteamYes
Sensor DryYes
Reversible DoorYes
ENERGY STAR QualifiedYes
ColorWhite
Dryer VentingVented
Number of Drying Racks1
Number of Dryer Settings5
Energy Star CertifiedYes
Width27 inches

Summary

Important Safety Notice

Grounding Devices

Instructions for reconnecting grounding devices after service.

Gas Leak Safety

Procedure to follow if a gas leak is detected.

Installation Instructions

Connecting Electric Dryers

Options for connecting electric dryers to different home electrical systems.

Connecting the Gas Supply

Procedure for connecting the dryer to the gas supply line.

Dryer Cycle Process

Troubleshooting Steam Cycles

Common problems and solutions related to steam functions.

Display Fault/Error Codes

List and explanation of error codes displayed by the dryer.

Component Testing Information

Thermal Cut Off & Thermostats

Testing procedures and resistance values for thermal safety components.

Heater & Gas Valve

Testing procedures for the heater and gas valve components.

Igniter & Flame Detector

Testing procedures for igniter and flame detector.

Outlet Thermostats

Testing procedures for auto and manual reset outlet thermostats.

Motor Diagram and Schematic

Wiring Diagram

Electric Dryer Wiring

Schematic diagram for electric dryer electrical connections.

Gas Dryer Wiring

Schematic diagram for gas dryer electrical connections.

Troubleshooting with Symptom

Electric Dryer Not Heating

Diagnostic steps for electric dryers that are not heating.

Gas Dryer Not Heating

Diagnostic steps for gas dryers that are not heating.

Not Tumbling Issues

Troubleshooting steps for dryer models that are not tumbling.

Flow Sensor Function

Troubleshooting Flow Sensor Dryer

Error codes and solutions for flow sensor dryer issues.

Diagnostic Test

Activating Diagnostic Mode

Steps to enter and navigate the dryer's diagnostic test mode.

Change Gas Setting

Gas Setting Conversion

Instructions for changing gas settings from natural to propane.

Disassembly Instructions

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