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Front-Loading Automatic Washer

duet™ FABRIC CARE SYSTEM

duet HT™ FABRIC CANE SYSTEM

Model Numbers: GHW9100L GHW9200L

JOB AID

Part No. 8178076

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FORWARD

This Whirlpool Job Aid, “Front-Loading Automatic Washer,” (Part No. 8178076), provides the technician with information on the installation and service of the Front-Loading Automatic Washer. It is to be used as a training Job Aid and Service Manual. For specific information on the model being serviced, refer to the “Use and Care Guide” or “Tech Sheet” provided with the washer.

The Wiring Diagram used in this Job Aid is typical and should be used for training purposes only. Always use the Wiring Diagram supplied with the product when servicing the unit.

GOAL AND OBJECTIVES

The goal of this Job Aid is to provide detailed information that will enable the service technician to properly diagnose malfunctions and repair the Whirlpool Front-Loading Automatic Washer.

The objectives of this Job Aid are:

• Understand and follow proper safety precautions.

• Successfully troubleshoot and diagnose malfunctions.

• Successfully perform necessary repairs.

• Successfully return the washer to its proper operational status.

Whirlpool CORPORATION

WHIRLPOOL CORPORATION assumes no responsibility for any repairs on our products by anyone other than Authorized Service Technicians.

Copyright 2001, Whirlpool Corporation, Benton Harbor, MI 49022

TABLE OF CONTENTS

GENERAL INFORMATION ..... 1-1
Safety First ..... 1-1
Model/Serial Number Designators ..... 1-2
Specifications ..... 1-3
Pedestal Warranty ..... 1-3
Washer Warranty ..... 1-4
INSTALLATION CONSIDERATIONS ..... 2-1
Installation Requirements ..... 2-1
Installation Instructions (Washer) ..... 2-3
Installation Instructions (Pedestal) ..... 2-6
THEORY OF OPERATION ..... 3-1
COMPONENT ACCESS ..... 4-1
Component Location ..... 4-1
Component Access ..... 4-2
COMPONENT TESTING ..... 5-1
Central Control Unit ..... 5-1
Component Checks ..... 5-2
Motor Control Unit ..... 5-4
Line Filter ..... 5-5
Dispenser ..... 5-5
Pressure Switch ..... 5-6
Heating Element and Temperature Sensor ..... 5-6
DIAGNOSIS AND TROUBLESHOOTING ..... 6-1
Suds Detection ..... 6-1
Door Locking and Unlocking ..... 6-2
Unbalance Detection Routine ..... 6-3
Error Codes ..... 6-4
Diagnostic Test ..... 6-8
Troubleshooting Chart ..... 6-10
Cycle Charts ..... 6-12
WIRING DIAGRAM ..... 7-1
TECH TIPS ..... 8-1

GENERAL IMPORTANT SAFETY INFORMATION

Your safety and the safety of others are very important.

We have provided many important safety messages in this manual and on the appliance. Always read and obey all safety messages.

!

This is the safety alert symbol.

This symbol alerts you to potential hazards that can kill or hurt you and others. All safety messages will follow the safety alert symbol and either the word "DANGER" or "WARNING." These words mean: