SERIES 10 - TIMER CHART MAH4000, 16010199 | Whirlpool MAH3000

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Whirlpool MAH3000 service manual SERIES 10 - TIMER CHART MAH4000, 16010199, Revised 7/00, Maytag Appliances Sales Company

Contents

Service Manual Customer ServiceWasher 16010061 SAFETY PRECAUTIONS USE ONLY GENUINE MAYTAG APPROVED FACTORY REPLACEMENT COMPONENTS INTRODUCTION MAH3000Models covered in this manual Maytag Appliances Sales Company 240 Edwards Street, S.E Cleveland, TN C O N T E N T S GENERAL SECTION ASSEMBLYCABINET ASSEMBLY DIAGNOSTIC MOTOR DisplacementOUTER MACHINE PRE-INSTALLATION REQUIREMENTS Checkpoints for proper installationUNCRATING INSTRUCTIONS NOTE Proper installation is the responsibil- ity of the purchaser INSTALLATION GROUNDING POLARITY CHECKS CAUTION Do not cut or remove the ground- ing prong from this plug SPECIFICATIONS USE OF ADAPTERS IS NOT RECOMMENDED WASHER CONTROLS Prior To Series INPUT DEFINITIONS Series 17 & LaterDOOR LOCK SWITCH INPUT END-OF-CYCLE SIGNAL INPUT TIMER INPUTS DefinitionsSTART/STOP INPUT See Push-To-Start/Line Relay Operation OUTPUT DEFINITIONS END-OF-CYCLE SIGNAL OUTPUTSee Timer Input Charts TIMER MOTOR OUTPUT WATER VALVE OUTPUTS TORQUE OUTPUTVcc REFERENCE VOLTAGE OUTPUT CYCLE SEQUENCE DEFINITIONS 1-10Timer Motor Output and Section 2 Timer Input Chart BLEACH DISPENSE MISCELLANEOUS Door Latch Switch Monitoring Door Lock/Spin ControlRedistribution 1-11 Push-To-Start Relay Operation 1-12STARTING THE WASHER STOPPING THE WASHER CYCLE REVIEW Main Wash Time/Total Cycle Time - Minutes See Notes1-13 Diagnosis - Clothes Wet at End of Spin GENERAL COMPONENT EXPLODED VIEW 1-14 SECTION 2. ELECTRICAL COMPONENTS & TESTING ELECTRICAL TEST EQUIPMENTDescription Part Number ELECTRICAL TESTS G r o u n d e d C o m p o n e n t sVoltage Checks Water Valve Test Timer & Console Switches Timer Input ChartsSECTION 2. ELECTRICAL COMPONENTS & TESTING T C B Key 0 = Input Signal Not Asserted1= Input t i m e r Machine Control M A C HIN E Motor Harness Connector DRIVE MOTORMOTOR CONTROL BOARD Motor Phase Test Motor & Motor Control Test Motor Windings Check 1 . Disconnect power to the washer prior to testing1 . Disconnect power to the unit w i n d i n g s c h e c k S e e M o t o r W i n d i n g s C h e c k Tachometer Circuit Diagnostics PHASEWIRE COLORS RESULT/SOLUTION UNBALANCE CONTROL SYSTEM Wire ChecksTachometer Voltage Found Tub Displacement Switch Strut Displacement SwitchTesting the Tub Displacement Switch 1 . Disconnect power to the unit Testing the Strut Displacement Switch Inertial Unbalance Switch Cabinet Vibration AbsorberCabinet Vibration Sensor Testing the Inertial Unbalance Switch SECTION 2. ELECTRICAL COMPONENTS & TESTING SECTION 3. TROUBLESHOOTING Shuts OFF When Push-To-Start Button Re- leasedStart Line Relay Operation Runs For Five Seconds Then Shuts OFF Tumbles Only ContinuesTo Tumble After The Wash Cycle Is FinishedThird Rinse Cycle Is Always Cold Temperature Inputs Door Leaks “Thumping” Noise In SpinTicking or Knocking Noise In Spin RF Radio Frequency Interference T R O U B L E S H O O T I N G SECTION 3. TROUBLESHOOTING 3 T R O U B L E S H O O T I N G SECTION 3. TROUBLESHOOTING1998 Maytag Corporation 1 6 0 0 8 3 7 3 T R O U B L E S H O O T I N G SECTION 3. TROUBLESHOOTING 31998 Maytag Corporation 1 6 0 0 8 3 7 3 - 0 T R O U B L E S H O O T I N G SECTION 3. TROUBLESHOOTING1998 Maytag Corporation 1 6 0 0 8 3 7 3 - 0 T R O U B L E S H O O T I N G 3 - 1 SECTION 3. TROUBLESHOOTING 3 - 1 T R O U B L E S H O O T I N G indicators of the Quick Wash and Regular wash SECTION 3. TROUBLESHOOTING 3 - 1 MISCELLANEOUS INFORMATION Energy UsageWasher Wattages R E M O V A L SECTION 4. CONSOLEDisconnect power to the unit R E P L A C E M E N T VERTICAL SWITCHES Push ButtonHORIZONTAL SWITCHES Push-to-Start TIMER REMOVAL 1 6 0 0 8 3 7 3 - 0 SECTION 5. CABINET ASSEMBLY DOOR ASSEMBLY & HINGESDISASSEMBLY R E M O V A L Cabinet Vibration Absorber Door Latch HoopFRONT PANEL Disconnect power to the unit 1. Remove the front panel See Front Panel Removal TOP COVERDOOR LOCK MECHANISM FRONT SHROUD ASSEMBLY REMOVALTroubleshooting See Front Panel & Top Cover CABINET ASSEMBLY w/REAR ACCESS PANEL Hinge Removal 16008373-01 SECTION 6. WATER-CARRYING COMPONENTS WATER VALVEREAR REMOVAL FRONT REMOVAL WATER LEVEL PRESSURE SWITCH AIR DOME HOSEREMOVAL FROM CONSOLE REMOVAL FROM OUTER TUB NOTE Using soap and water may lead to a potential leak DISPENSER ASSEMBLYREPLACEMENT/ROUTING PUMP ASSEMBLY FRONT WATER FLUME INJECTOR5. Disconnect the hoses attached to the dis- penser assembly procedure is not followed properly Pump Accessory Kit CLEANING THE PUMP1. Depress the locking tab on the face of the pump housing 7. Installation is complete DRAIN HOSE 5. Reverse the previous steps for replacement 16008373-01 DOOR BOOT BAFFLESSECTION 7. OUTER TUB & SPINNER ASSEMBLY Front Shroud Removal OUTER TUB COVER REPLACEMENT2. Stretch the rear lip of the door boot onto the tub cover Shroud SPIN BASKET ASSEMBLY w/BALANCE RING DRIVE PULLEY Figure7-61. Slide pulley on shaft Profile Washer Spinner Support Washer Locking Nut SPINNER TUB SUPPORT 3. Remove the drive pulley See Pulley Removal7. Remove the shaft seal Figure 1. Reverse the previous steps SEAL SYSTEM Figure7-9 OUTER TUB ASSEMBLY COUNTER WEIGHTSBEARINGS REMOVAL OF UPPER WEIGHT 1. Disconnect power to the unit STRUT ASSEMBLY Strut Displacement SwitchINERTIAL UNBALANCE SWITCH 3. Remove the wires to the switch TUB DISPLACEMENT SWITCH 16008373-01 SECTION 8. MOTOR DRIVE SYSTEM DRIVE BELTDRIVE MOTOR R E M O V A L MACHINE CONTROL Console Removal MOTOR CONTROL R e m o v a l 1 6 0 0 8 3 7 3 - 0 SECTION 9. ELECTRICAL SCHEMATICS & TIMER I N F O R M A T I O N Prior to SeriesELECTRICAL SCHEMATICS SECTION TIMER CHART - Prior to Series ELECTRICAL SCHEMATIC - Series TIMER CHART - Series ELECTRICAL SCHEMATIC - Series ELECTRICAL SCHEMATICSSECTION 1998 Maytag Corporation TIMER CHART - Series ELECTRICAL SCHEMATICSSECTION 1998 Maytag Corporation ELECTRICAL SCHEMATIC - Series N O T E S CONTENTS SPECIFICATIONSDISPENSER ASSEMBLY WIRING INFORMATION SECTION 1. MAH4000/MAH5500A CONTROL FACIA SECTION 2. SPECIFICATIONS SECTION 3. BASIC MACHINE OPERATION SECTION 4. WASHER CONTROLS OVERVIEWSeries 10 MAH4000 only Series 11 & Later SECTION 5. CYCLE REVIEW Cycle Times All Wash Time/Total Wash CycleNon-Max Cotton/Sturdy Stain Cycle General overview of Stain CycleThe following is an example of a Stain Cycle Suds detection during stain cycle SECTION 6. GENERAL COMPONENT - EXPLODED VIEW Component Identification & Location SECTION 7. ELECTRICAL INFORMATION electrical power to the unit vice repair procedures1. Discontinue power and water to the SECTION 8. WATER CARRYING COMPONENTS See Figure 1. Disconnect power and water to the machineOPERATION Removal 1. Disconnect power and water to the washer NOTE Indicator mark on hose for reinstallation See Figure 8-11 3. Locate the rear mounting clip on the detergent hose in the access panel opening and slide the clip off the cabinet flange. See FigurePage SECTION 9. WIRING INFORMATION SERIES 10 - SCHEMATIC MAH4000 only SERIES 11 MAH4000 and MAH5500 SERIES 10 - TIMER CHART MAH4000 SERIES 11 - TIMER CHART MAH4000 & MAH5500A MAYTAG New Century Neptune Washer Service Manual Supplement16008373-05 DIAGNOSTIC/HELP CODE TABELS SECTION 4. ELECTRICAL COMPONENTS & TESTINGTEARDOWN & WIRING INFORMATION Models covered in this manual supplement MAH5500B MAH7500A 2001 Maytag Appliances Sales Company SPECIFICATIONS SECTION 1. GENERAL INFORMATIONMAH5500B CONTROL FACIA MAH7500 CONTROL FACIA General Flow Of A Complete Wash Cycle BASIC MACHINE OPERATION CYCLE SEQUENCES Wash Time TumbleWash Selections Tumbling Time INPUT WATER TEMPERATURE Extra Heavy, QuickSelected Rinse Features of MAH5500B LED Washer Features of MAH7500 LCD WasherSECTION 2. WASHER CONTROLS OVERVIEW BASIC CONTROL BOARD PHILOSOPHY FOR BOTH WASHERS SIGNAL MODE USER INTERFACESELECTIONS LED Washer FABRIC MODE DISPLAY CHARACTERISTICS OPTIONS MODEPage 1-3 Extra Rinse Table Door Locked LED PRESSURE SWITCH INPUT DOOR LOCK SWITCH INPUTINPUT MODIFICATIONS DEFINED TEMPERATURE SENSOR INPUT Diagnostics OUTPUT MODIFICATIONS DEFINEDSTART/PAUSE INPUT TACH INPUT WATER VALVE OUTPUTS CYCLE SEQUENCE DEFINITIONSMain Wash Target Temperatures SUDS DETECTION BLEACH DISPENSEREDISTRIBUTION DOOR LOCK OPERATION MISCELLANEOUSDOOR LOCK PHILOSOPHY POWER LOSS/FAILURE SPECIAL FEATURESMAH7500A ADVERTISING MODE SERVICE MODE LED WasherLCD Washer 2-10 Accessing Service Mode SERVICE MODE TABLE LED WasherLED WASHER SPECIAL TESTS QUICK SERVICE CYCLE 2-12Speed Range Displayed Accessing The Help Codes BOARD INPUT TESTHELP CODES BOARD OUTPUT TEST DIAGNOSTIC CODES Section 5 DIAGNOSTIC/HELP CODE TABLESAccessing Diagnostic Codes Clearing Diagnostic Code List ACCESSING SERVICE MODE Service TestsLCD WASHER User Interface Tests 2-16 Service CycleDuring a cycle Note This selection is valid only if a cycle is running 2-17 DIAGNOSTIC/HELP CODES exit diagnostic/help codes Return toClear diagnostic codes Clear the entire list of diagnostic codes SYSTEM CHECK Section 3 DIAGNOSTIC/HELP CODE TABLES HELP CODES LISTINGHelp Trigger Help DescriptionTrigger Action to be Taken Help DIAGNOSTIC CODES LISTING DiagDescription Trigger Diag Diag GENERAL COMPONENT - EXPLODED VIEW Component Identification & Location Glossary of Terms Spin Speed - This is the speed of the washer spinner during extraction 3-10 SECTION 4. ELECTRICAL COMPONENTS & TESTING ELECTRICAL TESTSGrounded Components Water Valve Test Machine Control Board Output Test INPUT/OUTPUT VOLTAGES LCD Washer INPUT/OUTPUT VOLTAGES LED Washer Membrane Pad Checks On the MAH5500B washer you can perform the Membrane Pad Check with the control console. See Section 2 Accessing Service Mode Membrane Pad Check Motor Control Access DRIVE MOTORMOTOR CONTROL BOARD Drip Shield Removal Motor Phases Motor Drive System TestMachine Control Board Output Test Motor & Motor Control Test HEATER ASSEMBLY Heater Will Not Turn On Thermistor Temperature Chart Heating Targets UsingUser Selections Main Wash Tempering SECTION 5. TEARDOWN & WIRING INFORMATION CONSOLE REMOVALMICROPROCESSOR BOARD REMOVAL LCD MODEL DOOR LATCH HOOP CABINET ASSEMBLYCONSOLE COVER PLUG DOOR LOCK MECHANISM REAR ACCESS PANEL Removal 1. Discontinue power and water to the machinePRESSURE SWITCH WATER SYSTEM COMPONENTS PUMP ASSEMBLY HEATER ASSEMBLYREINSTALLATION REMOVAL Thermistor Removal SUMP COVER WIRING INFORMATION MAH5500B MAH7500 Customer Service 240 Edwards Street, S.E Cleveland, Tennessee Maytag Appliances Sales Company