Table Of Contents - Maytag MAV4057 Service Manual

Table of Contents

Safety Precautions2
Introduction3
Contents5
General Information9
Washer Pre-Installation Requirements9
Electrical Requirements9
Grounding Instructions10
Uncrating Instructions10
Installation Procedure11
Back Of Control Console12
Final Installation Check List13
Side View Of Washer13
Unique Installations13
Specifications - Washer15
Agitator Speed16
Spin Speed16
Cycle Charts17
Colors17
Superwash Colors17
Superwash Whites18
Delicates18
Special Tools20
Outline Of Mechanical Operation21
Clutch Assembly21
Drive Pulley And Cams23
Agitation23
Spin23
Exploded View Of Components27
Cabinet Assembly Components29
Control Panel Assembly Removal29
Vertical Switches30
Timer Removal30
Automatic Temperature Control Board31
Top Cover Assembly32
Standard Lid Assembly32
30 Day Detergent Dispenser33
Removal Of Reservoir33
Removal Of Valve Assembly33
Torsion Rod Assembly34
Detergent Dispensing34
Cleaning The Dispenser35
Front Panel35
Rear Access Panel36
Cabinet Body Assembly37
Base Assembly37
Base Replacement37
Stabilizer Assembly39
Top Cover To Cabinet Hinge40
Water - Related Components41
Water Mixing Valve41
Water Inlet Flume42
Hoses42
Air Bell42
Pressure Switch Hose42
Tub Top43
Agitator43
Inner Tub44
Outer Tub Assembly44
Pump Assembly45
Water Valve Injection System47
Stainless Steel49
Spinner Assembly49
Suspension System51
Suspension Housing52
Tub Braces52
Suspension Springs52
Transmission And Related Components55
Seal Nut Assembly56
Upper Bearing And Seal Housing56
Tub Seal57
Tub Seal Replacement57
Upper Spin Bearing58
Spin Bearing Replacement58
To Check Brake Disengagement60
To Adjust Brake Disengagement60
Brake And Snubber Assembly61
Brake Replacement62
Snubber Replacement62
Transmission Assembly Complete63
Transmission Housing Assembly64
Oil Seal Replacement64
Lower Bearing Assembly65
Diagnosing Transmission Problems67
Oil Leaks67
Slow Spin Speed67
Torque Testing67
Drag Torque68
Input Torque68
Transmission Removal69
Tub To Tub Support Alignment70
Electrical Components & Testing71
Electrical Test Equipment71
Electrical Tests72
Voltage Checks72
Timer72
Timer Sequence Chart73
Using The Time Sequence Chart73
Analog Temperature Control Board74
Analog Temperature Board Tests75
Microprocessor Temperature Control Board76
Finger Tip Faucet76
End Of Cycle Signal77
Timer Line Switch Input80
Temperature Control Board Test Procedure80
Water Valve80
Testing Water Valve80
Motor81
Motor Switch81
Thermistor Check81
Motor And Switch Operation82
Motor Circuit Testing83
Overload Protector83
Motor Switch & Thermal Protector Checks83
Motor Mounting84
Water Level Switch86
Water Level Switch Operation86
Testing The Water Level Switch86
Selector Switches87
Option Switch87
Testing Selector Switches87
Water Temperature88
Lid Switch89
Troubleshooting91
Diagnostic Flow Charts91
Will Not Fill/Slow Fill92
Water Temperature Incorrect92
Overfills92
Water Leaks93
Excessive Noise - Vibration93
Fills - Will Not Agitate93
Spin During Agitation94
Tub Full Of Water95
No Timer Advanced95
No Rinse Fill95
Electrical Schematics97
Schematic98
Product Definition116
Console116
Automatic Temperature Control117
Water Valves117
Atc Functionary117
Water Valve Access117
Front Removal118
Tub Seal And Bearing118