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Maytag MFS25PN User Manual

Maytag MFS25PN
65 pages
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Maytag
Commercial
MFS25PN
MFS35PN
MFS50PN
MFS75/80PN
MFS90/1
OOPN
MFS125P
MA
Front
Load
Washers
Service
Manual
16009607
Issued
7/99
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Maytag MFS25PN Specifications

General IconGeneral
BrandMaytag
ModelMFS25PN
CategoryWasher
LanguageEnglish

Summary

General Safety Precautions

Introduction

Section 1. General Information

How to Order Parts

Procedures for ordering genuine Maytag replacement parts from authorized distributors.

Meaning of Symbols on Labels

Explanation of warning and information symbols used in the manual for clarity.

Safety Rules

Essential safety guidelines for operating and servicing the washing machine.

Safety Rules Check List

Checklist of safety procedures to perform before maintenance or servicing.

Maintenance

Daily, quarterly, and semi-annual maintenance tasks for the washing machine.

Lubrication

Guidelines for lubricating main bearings, seals, and other components.

Electrical Test Equipment

Recommended electrical testing tools for diagnosing Maytag products effectively.

How It Works

Explanation of the suspension system, drive motors, and control board operation.

Section 2. Service Procedures

Cabinet Panels

Instructions for removing and accessing front, back, and side cabinet panels.

Touchpad

Details on touchpad functions, cleaning, and checking keypad connections.

Control Board

Information on the control board, its viewing angle adjustment, and removal procedures.

Switch Setting (MKIIA-20)

Configuration of machine type using the SW1 switch on the MKIIA-20 controller.

Emergency Stop

Description of the double pole, double throw emergency stop switch function.

Service Disconnect Switch

Location and function of the two-position rotary service disconnect switch.

Contactors

Explanation of contactors supplying power to motors for different speeds.

Circuit Breaker

Information on the main circuit breaker protecting the contactor set.

Fuses

Details on fuse types and locations protecting various machine circuits.

Control Transformer

Function and protection of the control transformer isolating controls from the main supply.

Out-of-Balance Switch

Operation and adjustment of the out-of-balance safety switch.

Overflow

Description of the overflow system for preventing overfilling.

Vents

Purpose and location of vents for air break and preventing siphoning.

Water Level Control

How air pressure in a line determines water level sensed by the control board.

Inlet Valves

Operation of water inlet valves, including pilot hole function and solenoid action.

Valve Repair

Procedures for repairing water inlet valves, primarily diaphragm replacement.

Water Distribution

Details on water inlet connections and flush points for different models.

Water Filters

Instructions for inspecting and cleaning external water filter elements.

Liquid Chemical Supply Injection Provision

Information on using external liquid supply signals for injection systems.

Door Assembly

Procedures for removing the loading door and its components.

Loading Door Glass and Door Gasket

How the door glass and gasket are secured in place.

Manually Opening the Door

Step-by-step guide to manually open the washing machine door.

Door Lock Operation

Detailed explanation of the door lock mechanism and its operation for different models.

Wash Basket

Procedures for removing the wash basket, including different designs.

Bearings and Seals

Instructions for removing and replacing bearing assemblies and seals on various models.

Motors

Description of the three-phase motors providing four speeds for wash and extract functions.

Clutch

Function and operation of the DC solenoid clutch used to decouple motors.

V-Belts

Accessibility and checking belt tightness for V-belts.

Shock Absorbers

Function and positioning of shock absorbers for dampening vibration.

Springs

Description of springs used in suspension and adjustment of spring tension.

Drain Valve

Operation, service, and troubleshooting of the drain valve component.

Section 3. Programming and Set-up Procedures

Touchpad Functions

Explanation of various keypad functions for programming and operation.

Entering the Type of Machines

Procedure for setting the correct machine type for wash program configuration.

Code Overview

List of two-digit codes used for programming and changing machine functions.

Section 4. Troubleshooting

General Information

Basic principles for diagnosing electrical circuit malfunctions.

Components

Categorization of electrical components into switches and loads.

Mechanical Troubleshooting

Common mechanical issues and their potential causes and checks.

Display Messages

Explanations and solutions for various messages displayed on the machine.

Section 5. Specifications & Wiring Schematics

Fuse Chart

Table detailing fuse types, circuits, and amperage ratings for different models.

Current Overload Protector Settings

Settings for current overload protectors for wash and spin motors across models.

Electrical Requirements

Specifications for voltage, amperage, breaker size, and wire size for each model.

Motor Horsepower (KW)

Horsepower ratings for wash and extract motors in kW and HP.

Basket Speed

Table listing wash, distribution, and extraction speeds (RPM) for each model.

Resistance Chart

Resistance values (OHMS) for various electrical components like valves and solenoids.

Drain Connections

Inner and outer diameter specifications for drain connections by model.

Water Connections

Details on water valve connection sizes, pressure, and flow capacity.

Bolt and Nut Torque (MFS50)

Torque specifications for various bolts and nuts used in MFS50 models.

Bolt and Nut Torque (MFS75-125)

Torque specifications for bolts and nuts used in MFS75-125 models.

Wiring Schematics

Reference to general wiring schematics for different Maytag MFS models.

Legend MFS75PN & MFS80PN Microprocessor Version - 2 Motors

List of component abbreviations and their full names for specific microprocessor versions.

Legend MFS95 & MFS100 Microprocessor Version - 2 Motors

List of component abbreviations and their full names for specific microprocessor versions.

Legend MFS125PN Microprocessor Version - 2 Motors

List of component abbreviations and their full names for specific microprocessor versions.

MFS25 & MFS35 Control Circuits

Wiring diagram for the control circuits of MFS25 and MFS35 models.

MFS25 & MFS35 Power Circuits

Wiring diagram for the power circuits of MFS25 and MFS35 models.

MFS50 Control Circuits

Wiring diagram for the control circuits of MFS50 models.

MFS50 Power Circuits

Wiring diagram for the power circuits of MFS50 models.

MFS75 & MFS80 Control Circuits

Wiring diagram for the control circuits of MFS75 and MFS80 models.

MFS75 & MFS80 Power Circuits

Wiring diagram for the power circuits of MFS75 and MFS80 models.

MFS95 & MFS100 Control Circuits

Wiring diagram for the control circuits of MFS95 and MFS100 models.

MFS95 & MFS100 Power Circuits

Wiring diagram for the power circuits of MFS95 and MFS100 models.

MFS125 Control Circuits

Wiring diagram for the control circuits of MFS125 models.

MFS125 Power Circuits

Wiring diagram for the power circuits of MFS125 models.

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