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INTRODUCTIONINTRODUCTION
INTRODUCTIONINTRODUCTION
INTRODUCTION
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CONTENTSCONTENTS
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SECTION 1. GENERAL INFORMATIONSECTION 1. GENERAL INFORMATION
SECTION 1. GENERAL INFORMATIONSECTION 1. GENERAL INFORMATION
SECTION 1. GENERAL INFORMATION
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1-11-1
1-11-1
1-1
PRE-INSTALLATION REQUIREMENTS............................................................................................................ 1 - 1
UNCRATING....................................................................................................................................................................... 1 - 1
INSTALLATION.................................................................................................................................................................. 1-2
GROUNDING POLARITY CHECKS...................................................................................................................... 1-4
SPECIFICATIONS............................................................................................................................................................. 1-4
WASHER CONTROLS................................................................................................................................................... 1-5
INPUT DEFINITIONS..................................................................................................................................................... 1-6
OUTPUT DEFINITIONS............................................................................................................................................... 1-8
CYCLE SEQUENCE DEFINITIONS................................................................................................................... 1-10
MISCELLANEOUS....................................................................................................................................................... 1-11
Door Latch Switch Monitoring.................................................................................................................... 1-11
Door Lock/Spin Control................................................................................................................................... 1-11
Redistribution ......................................................................................................................................................... 1-11
Push-To-Start Relay Operation.................................................................................................................... 1-12
CYCLE REVIEW............................................................................................................................................................. 1-13
GENERAL COMPONENT EXPLODED VIEW ............................................................................................ 1-14
SECTION 2. ELECTRICAL COMPONENTS & TESTINGSECTION 2. ELECTRICAL COMPONENTS & TESTING
SECTION 2. ELECTRICAL COMPONENTS & TESTINGSECTION 2. ELECTRICAL COMPONENTS & TESTING
SECTION 2. ELECTRICAL COMPONENTS & TESTING
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2-12-1
2-12-1
2-1
ELECTRICAL TEST EQUIPMENT........................................................................................................................ 2-1
ELECTRICAL TESTS ..................................................................................................................................................... 2-2
Grounded Components..................................................................................................................................... 2-2
Voltage Checks ......................................................................................................................................................... 2-2
Water Valve Test....................................................................................................................................................... 2-2
Wax Motor Check/Door Lock Mechanism............................................................................................ 2-2
Timer & Console Switches ............................................................................................................................... 2-3
Timer Input Charts.................................................................................................................................................. 2-3
Machine Control....................................................................................................................................................... 2-5
DRIVE MOTOR................................................................................................................................................................... 2-7
MOTOR CONTROL BOARD ...................................................................................................................................... 2-7
Motor & Motor Control Test............................................................................................................................ 2-8
Motor Phase Test .................................................................................................................................................... 2-8
Motor Windings Check ....................................................................................................................................... 2-9
Tachometer Circuit Diagnostics ................................................................................................ .............2-10
UNBALANCE CONTROL SYSTEM.................................................................................................................. 2-11
Tub Displacement Switch............................................................................................................................... 2-12
Strut Displacement Switch ............................................................................................................................ 2-1 2
Inertial Unbalance Switch ............................................................................................................................... 2-13
Cabinet Vibration Sensor ............................................................................................................................... 2-13
Cabinet Vibration Absorber ......................................................................................................................... 2-13
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16008373-01
© 1998 Maytag Corporation
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