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Maytag MFR40PN User Manual

Maytag MFR40PN
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 MFR40PN Specifications

General IconGeneral
BrandMaytag
ModelMFR40PN
Capacity4.0 cu. ft.
ColorWhite
ConfigurationFreestanding
Control TypeElectronic
Energy Star CertifiedNo
Voltage120 V
Frequency60 Hz
Width27 inches
Depth27 in

Summary

General Information

Washer Safety

Covers essential safety precautions for operating Maytag washers.

Dimensions and Components

Illustrates and lists the main components and dimensions of the washer.

Technical Specifications

Lists technical specifications for various capacity Maytag washers.

Installation Information

Starting and Operating the Washer

Guides on turning on, starting, and understanding basic operation.

Daily Maintenance

Covers daily cleaning and checks for washer maintenance.

Troubleshooting Inlet Hose Leaks

Addresses issues and solutions related to leaks in the washer's water inlet hoses.

Basic Operation and Controls

Operating Controls Overview

Explains the function and use of the Maytag washer's various operating controls.

Door Lock Operation

Explains the electro-mechanical operation of the Maytag washer's door lock system.

Drain Valve Function

Discusses the drain valve's function, maintenance, and troubleshooting.

Water Inlet Valves Operation

Describes water inlet valves, their operation, and common issues.

Inverter Functionality

Details the role of the inverter in controlling the Maytag washer's motor speed.

PD Model User Interface Usage

Guides users on navigating the program mode on the MFR PD model's interface.

PN Model Control Panel Usage

Explains how to use the control panel and programming features of the MFR PN model.

Component Access and Removal

Control Board Removal

Detailed steps for removing the control board from PD and PN models.

EPROM Chip Removal and Replacement

Instructions for safely removing and replacing the EPROM chip on the control board.

Motor and Mounting Plate Removal

Steps for removing the motor and motor mounting plate on various MFR models.

Inverter and Brake Resistor Removal

Procedures for removing AKO, Mitsubishi inverters, and brake resistors.

Drain Valve and Temperature Sensor Removal

Steps for removing the drain valve and the temperature sensor.

Cabinet Removal Procedures

Remove Cabinet (MFR30-80)

Detailed steps for removing the cabinet from MFR30-80 models.

Remove Cabinet (MFR18-25)

Procedure for removing the cabinet from MFR18 and MFR25 models.

Tubs, Baskets, Bearings & Seals

Trunnion and Basket Removal (MFR18-25)

Steps for removing the trunnion and basket assembly from MFR18 and MFR25 models.

Trunnion Bearing Replacement (MFR18-25)

Procedure for removing and replacing bearings in the trunnion assembly for MFR18 & 25.

Component Testing Procedures

Testing Inverters

Guides on how to test the inverters used in Maytag commercial washers.

Motor Phase and Winding Tests

Detailed steps for performing motor phase and winding tests.

Testing Washer Control Board

Guides on how to test the Maytag washer's control board for proper function.

Diagnostics and Troubleshooting

Troubleshooting Mitsubishi Inverters

Guidance on troubleshooting issues with Mitsubishi inverters in Maytag washers.

Troubleshooting AKO Inverters

Guidance on troubleshooting issues with AKO inverters in Maytag washers.

Control Board Troubleshooting

Provides a systematic approach to diagnosing issues with the washer's control board.

Motor Troubleshooting

Guides on diagnosing and resolving issues with the Maytag washer's motor.

Drain Valve Troubleshooting

Guides on diagnosing and resolving issues with the Maytag washer's drain valves.

Door Lock Troubleshooting

Guides on diagnosing and resolving issues with the Maytag washer's door lock mechanism.

Door Leak Troubleshooting

Guides on diagnosing and fixing door leaks in Maytag washers.

Over-Fill Condition Troubleshooting

Guides on diagnosing and fixing over-filling conditions in Maytag washers.

Wiring Diagrams

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