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Maytag MFR40PD User Manual

Maytag MFR40PD
206 pages
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MFR INVERTER DRIVE MODELS:
MFR18PD
MFR25PD
MFR30PD, MFR30PN
MFR40PD, MFR40PN
MFR50PD
MFR60PD, MFR60PN
MFR80PD, MFR80PN
Maytag Commercial
MFR Series Washers
SERVICE MANUAL
W10251143
TECHNICAL EDUCATION

Table of Contents

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Maytag MFR40PD Specifications

General IconGeneral
BrandMaytag
ModelMFR40PD
Capacity4.0 cu. ft.
ColorWhite
Energy Star CertifiedNo
Spin Speed700 RPM
Water Level Settings5
Voltage120 V
Width27.5 inches
Depth27 inches
Height44 inches

Summary

General Information

Washer Safety Precautions

Essential safety precautions and warnings for operating and servicing Maytag washers.

Model and Technical Specifications

Explains model designations, serial numbers, and lists detailed technical specifications for MFR washers.

Tool Set and Service Kits

Specifies required tools and kits for servicing and converting MFR coin washers.

Installation and Basic Operation

Initial Setup and Daily Use

Guides for uncrating, starting, operating, and performing daily maintenance on MFR washers.

Component Conversion and Troubleshooting

Procedures for OPL conversion, valve screen inversion, 50Hz operation, and inlet hose leak troubleshooting.

Key Components and Systems

Controls, Cabinet, and Door Systems

Explains operating controls, cabinet access, and the washer door lock mechanism.

Fluid and Power Systems

Details drain valve, water inlet valves, brake resistor, inverter, motor, and transformer functions.

User Interface and Chemical Systems

Covers PD/PN user interface, chemical injection, contactor, and coin drop acceptor.

Component Access and Replacement

Removing Panels and Core Components

Instructions for removing fascia, control boards, EPROM, dispensers, top, and service panels.

Motor, Inverter, and Drive System Removal

Guides for removing the motor, AKO, Mitsubishi inverters, and brake resistors.

Tub, Basket, and Bearing Assembly Service

Comprehensive procedures for accessing and servicing tubs, baskets, bearings, and seals across models.

Component Testing and Diagnostics

Testing Electrical Components

Procedures for testing valves, locks, contactors, inverters, motors, control boards, keypads, and sensors.

System Diagnostics and Troubleshooting

Covers power supply, grounding, inverter issues, control board diagnostics, motor, belt, drain valve, door lock, leaks, and hinge problems.

Wiring Diagrams

Inverter and Power Circuit Schematics

Electrical diagrams for Mitsubishi inverters and MC4/MC5 power circuits.

Model-Specific Schematics

Detailed electrical schematics for MFR18-25 and MFR30-80 models using MC4/MC5 control boards.

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