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Maytag Pet Pro User Manual

Maytag Pet Pro
48 pages
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TECHNICAL MANUAL
Maytag
®
Pet Pro System Top Load Washer
W11565084B
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Maytag Pet Pro Specifications

General IconGeneral
Capacity5.2 cu. ft.
Pet Pro FilterYes
Wash Cycles12
Energy Star CertifiedYes
TypeFront Load
Steam FunctionYes
SmartYes
ColorWhite
Pet Pro CycleYes
Load TypeFront Load
Voltage120 V

Summary

Foreword and Objectives

Foreword

Provides introductory information for the technical manual.

Goals and Objectives

Outlines the purpose and objectives of the technical manual for service professionals.

General Information

Safety Information

Provides essential safety information for operating and servicing the appliance.

Product Specifications

Details the technical specifications of the Maytag Pet Pro System Top Load Washer.

Product Features Overview

Highlights the key features and capabilities of the washing machine.

Model Number Nomenclature

Explains the meaning of characters in the model number for identification.

Label Locations

Indicates where to find model, serial number, and tech sheet labels.

Detailed Product Specifications

Dimensions and Exterior Features

Lists physical dimensions and external characteristics of the appliance.

Operational Details and Controls

Provides specific functional details and control panel layout.

Wash Cycles and Options

Details available wash cycles, options, and modifiers for customization.

Features, Certifications, and Electrical

Lists additional features, certifications, and essential electrical specifications.

Product Features and Control Panel

Control Panel Overview

Explains the function of each button and knob on the control panel.

Power, Cycle Knob, and Start/Pause

Describes how to operate power, select cycles, and manage start/pause functions.

Cycle Modifiers and Options

Explains how to adjust temperature, add rinses, and use Deep Water.

Pet Pro and Fabric Softener Functions

Explains how to use the Pet Pro and Fabric Softener modifier options.

Model Number Information

Model Number Nomenclature Breakdown

Explains the meaning of prefixes and codes in the model number.

Label and Tech Sheet Locations

Model and Serial Number Label Location

Shows the location of the model and serial number label on the appliance.

Tech Sheet Location

Specifies the location where the technical service sheet can be found.

Service Guide and Modes

Service Guide Overview

Provides an overview of the service guide for the Maytag washer.

Activating Service Mode

Provides instructions on how to enter the service diagnostic mode on the washer.

Reading Binary Codes

Explains how to interpret binary codes displayed via LEDs for diagnostics.

UI Test Procedures

Details the User Interface (UI) test procedure for diagnosing control issues.

Automatic Test Mode Procedures

Outlines the steps to run the automatic test mode for comprehensive diagnostics.

Automatic Test Mode Chart/Component Activation

Provides a chart mapping test steps to component activation and HMI response.

Software Version Display

Describes how to access and view the washer's software version information.

Diagnostic Cycle Chart

Presents a chart detailing the diagnostic cycle steps, functions, and timing.

Faults and Error Codes

Lists and explains fault codes and their recommended troubleshooting procedures.

Service Mode Operations

Service Guide Preliminaries

Checks to perform before servicing the washer, including power and water supply.

Activating Service Mode

Step-by-step instructions for entering the service diagnostic mode.

Service Mode Activation Issues

Guidance for troubleshooting unsuccessful entry into service mode.

Saved Fault Codes Display

How fault codes are displayed upon service mode activation.

Diagnostic LED - Main Control (ACU)

Explains the function and interpretation of the main control board's diagnostic LED.

Service Mode Menu Table

Button Press Functions

Details button presses and their corresponding functions within service mode.

Function Behavior Mapping

Describes the expected behavior of the washer after specific button presses.

Reading Binary Codes Explanation

Explains how to interpret binary codes using LEDs and a value table.

UI Test Procedures

UI Test Entry and Diagnostics

Details the entry procedure and diagnostic tests for the User Interface.

UI Test Exit Procedure

Instructions on how to properly exit the UI test mode.

Automatic Test Mode

Automatic Test Mode Fault Display

How active fault codes are shown during the automatic test.

Automatic Test Mode Entry

Steps to initiate the automatic test mode for comprehensive diagnostics.

Automatic Test Mode Exit

Instructions on how to properly exit the automatic test mode.

Automatic Test Mode Chart/Component Activation

Water Fill and Drain Pump Tests (Steps 1-4)

Tests for water valves and drain pump operation.

Lid Lock and Shifter Tests (Steps 5-8)

Tests for lid locking and shifter engagement for wash/spin.

Spin and Lid Unlock Tests (Steps 9-10)

Tests for motor spin speed and lid unlocking function.

Software Version and Fault Code Management

Software Version Display Procedure

Steps to enter and view the washer's software version information.

Advancing Through Saved Fault/Error Codes

Procedure for navigating through saved fault codes.

Clearing Fault Codes

Instructions on how to clear stored fault codes from the system.

Factory Mode and Calibration

Details how to enter factory modes and perform calibration cycles.

Diagnostic Cycle Chart

Water Fill Tests (Steps 1-3)

Tests for warm, hot, and cold water filling via the detergent valve.

Drain Pump and Lid Lock Tests (Steps 4-5)

Tests for drain pump operation and lid locking mechanism.

Shifter, Wash, Spin, and Unlock Tests (Steps 6-10)

Tests for shifter, motor, and lid unlocking functions.

Faults and Error Codes (Part 1)

FOE2 Oversuds Fault

Fault for excessive suds preventing spin or pressure sensor issues.

FOE3 Overload Fault

Fault for load size exceeding capacity or mechanical friction.

FOE4 Spin Limited by Water Temperature

Fault when water temperature is too high for final spin speed.

FOE5 Off Balance Load Fault

Fault indicating an off-balance condition detected during the cycle.

FOE7 Clean Washer Cycle Load Fault

Fault when clothes are detected during the clean washer cycle.

FOE8 Water Ring Fault

Fault indicating too much residual water is detected.

FOE9 OB Pause Fault

Fault for off-balance condition after user interventions.

F1E1 Main Control (ACU) Fault

Indicates a fault with the main control board (ACU).

F2E1 HMI Stuck Button Fault

Fault indicating a button on the user interface is continuously activated.

F2E2 HMI Disconnected Fault

Fault indicating the HMI is disconnected from the ACU.

F3E2 Pressure System Fault

Fault for an out-of-range or absent pressure signal.

F5E1 Lid Switch Fault - Lid Is Open

Fault indicating the lid switch is not properly detected when lid is open or closed.

Faults and Error Codes (Part 2)

F5E3 Lid Lock Will Not Unlock Fault

Fault when the lid lock mechanism prevents unlocking.

F5E3 Lid Lock Will Not Lock Fault

Fault when the lid lock mechanism fails to engage.

F5E4 Lid Not Opened Between Cycles

Fault for lid not opening or closing properly between cycles.

F6E1 Communication Error: HMI Cannot Hear ACU

Fault indicating no communication detected between HMI and ACU.

F7E1 Tachometer Missing or Wrong Signal

Fault when ACU cannot read speed or power from the tachometer.

F7E3 Basket Engaged During Wash

Fault when shifter is not engaging the basket for spin or disengaging for wash.

F7E4 Basket Re-engagement Failure

Fault when the shifter fails to engage the basket correctly.

F7E6 Motor Circuit Open

Fault indicating an open motor circuit line.

F7E7 Motor Unable to Reach Target RPM

Fault when the motor cannot reach the target RPM.

F8E1 Long Fill Fault

Fault when water level does not change or is not detected correctly.

Faults and Error Codes (Part 3)

F8E3 Overflow or Flood Condition

Fault for water level exceeding capacity or improper hose installation.

F8E6 Water Hazard Fault

Fault for water detected in tub with lid open for too long.

F9E1 Drain Pump System Problem - Long Drain

Fault when water level does not change after the drain pump is on.

Troubleshooting Section Overview

Troubleshooting Guide Introduction

Provides a guide for troubleshooting common issues with the Maytag washer.

Main Control (ACU) Board Connectors and Pinouts

Details the connectors and pin assignments for the main control board.

Troubleshooting Tests

Outlines specific tests to diagnose component malfunctions.

Component Locations

Indicates the physical locations of various components within the washer.

General Troubleshooting Guide

Troubleshooting: Won't Power Up

Steps for when the washer has no power or display response.

Troubleshooting: Won't Start Cycle

Steps for when the washer does not start after pressing START.

Troubleshooting: HMI Won't Accept Selections

Steps for when the user interface does not accept input.

Troubleshooting: Won't Fill

Steps for when the washer does not fill with water.

Troubleshooting: Overfills

Steps for when the washer overfills with water.

Troubleshooting: Won't Dispense Fabric Softener/Oxi

Steps for issues with fabric softener or Oxi dispenser not working.

Advanced Troubleshooting Guide

Troubleshooting: Incorrect Water Temperature

Steps for incorrect water temperatures during cycles.

Troubleshooting: Won't Agitate

Steps for when the washer does not agitate.

Troubleshooting: Won't Spin

Steps for when the washer does not spin.

Troubleshooting: Won't Drain

Steps for when the washer does not drain.

Troubleshooting: Cycle Time Longer Than Expected

Steps for cycles taking longer than usual.

Specific Troubleshooting Scenarios

Troubleshooting: Poor Wash Performance

Steps for common issues leading to poor wash results.

Troubleshooting Pinched Wires in Harness

Guide for identifying and resolving issues with pinched wires in the harness.

Main Control (ACU) Board Connectors and Pinouts

Valve and Pump Connectors (J9, J14, J13)

Pinouts for water valves, bulk pump, and bulk sensor connectors.

Power, Motor, and UI Connectors (J1, J10, J11)

Pinouts for power, PSC motor, and washer interface connectors.

Faucet, Lid Lock, and Tach Connectors (J5, J3, J4)

Pinouts for faucet switch, lid lock, and tachometer connectors.

Troubleshooting Tests - Drive System

TEST #1: Main Control (ACU)

Tests incoming and outgoing power for the main control board.

TEST #2: Valves

Checks electrical connections and resistance of water inlet valves.

TEST #3: Drive System Overview

General test for motor and shifter related faults.

TEST #3a: Drive System – Shifter

Tests shifter connections, coil, and harness for proper function.

Troubleshooting Tests - Motor and Shifter Details

Shifter to Main Control & Drain Pump Pinouts

Pinout chart for shifter to main control and drain pump connections.

Motor Winding Resistance

Resistance values for motor windings.

Troubleshooting Tests - HMI and Thermistor

TEST #4: HMI Connector Pinouts

Table mapping ACU connector pins to HMI pins.

TEST #5: Temperature Thermistor Resistance

Table of approximate resistance values for the thermistor at different temperatures.

Troubleshooting Tests - Water Level, Drain Pump, Lid Lock

TEST #6: Water Level Sensing Components

Checks water level sensing components and resistance values.

TEST #7: Drain Pump Connections and Resistance

Checks harness continuity and resistance for the drain pump.

TEST #8: Lid Lock Mechanism Resistance

Checks resistance values for lid lock motor winding and switches.

Component Locations

Water Inlet Valve Locations

Shows the locations of the cold, hot, and bleach/oxi water inlet valves.

Electrical Connector Locations

Shows the locations of faucet switch, main control, and shifter connectors.

Drive System Component Locations

Shows the locations of the PSC motor, drive belt, shaft pulley, and shifter.

Drain Pump Location

Shows the location of the drain pump.

Section 4: Component Access

Console and User Interface Removal

Procedures for removing the washer console and user interface.

Water Inlet Valve and Main Control Removal

Procedures for removing the water inlet valve and main control board.

Pet Hair Filter and Agitator Removal

Procedures for removing the pet hair filter and agitator.

Tub Ring, Basket, and Lid Lock Removal

Procedures for removing the tub ring, basket, and lid lock.

Lid, Hinge, and Shifter Removal

Procedures for removing the lid, hinge, and shifter assembly.

Drain Pump, Drive Belt, Motor, Splutch, and Gearcase Removal

Procedures for removing the drain pump, belt, motor, splutch, and gearcase.

Removing the Console

Console Removal Steps

Step-by-step instructions for safely removing the washer console.

Removing the User Interface (UI)

User Interface (UI) Removal Steps

Step-by-step instructions for safely removing the user interface.

Removing the Water Inlet Valve

Water Inlet Valve Removal Steps

Step-by-step instructions for removing the water inlet valve.

Removing the Main Control

Main Control Removal Steps

Step-by-step instructions for removing the main control board.

Removing the Pet Hair Filter

Pet Hair Filter Removal Steps

Step-by-step instructions for removing the pet hair filter.

Removing the Agitator

Agitator Removal Steps

Step-by-step instructions for removing the agitator.

Removing the Tub Ring and Basket

Lifting the Top Panel

Instructions for lifting and removing the top panel of the washer.

Removing the Tub Ring

Tub Ring Removal Steps

Step-by-step instructions for removing the tub ring.

Removing the Basket

Basket Removal Steps

Step-by-step instructions for removing the wash basket.

Removing the Lid Lock

Lid Lock Removal Steps

Step-by-step instructions for removing the lid lock mechanism.

Removing the Lid and Hinge

Glass Lid Removal Steps

Step-by-step instructions for removing the glass lid.

Hinge Removal Steps

Step-by-step instructions for removing the washer hinge.

Removing the Shifter

Shifter Removal Steps

Step-by-step instructions for removing the shifter assembly.

Removing the Drain Pump

Drain Pump Removal Steps

Step-by-step instructions for removing the drain pump.

Removing the Drive Belt and Motor

Drive Belt and Motor Removal Steps

Step-by-step instructions for removing the drive belt and motor.

Removing the Splutch

Splutch Removal Steps

Step-by-step instructions for removing the splutch assembly.

Removing the Gearcase

Gearcase Removal Steps

Step-by-step instructions for removing the gearcase.

Gearcase Removal Continuation

Gearcase Removal Continuation

Additional steps for removing the gearcase.

Product Specifications & Warranty Information Sources

US Contact Information

Contact information for product specifications and warranty in the US.

Canada Contact Information

Contact information for product specifications and warranty in Canada.

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