Maytag Washer MAH5500BWW Service Manual

The Maytag MAH5500BWW is a high-efficiency top-load washer with 4.9 cu. ft. capacity, stainless steel wash basket, PowerWash® cycle, 11 wash cycles, 5 wash/rinse temperature combinations, deep fill option, automatic temperature control, and advanced vibration control. This service manual covers technical specifications, disassembly procedures, troubleshooting, parts replacement, and maintenance guidelines for qualified service technicians.

1. Model Specifications 2. Safety Precautions 3. Installation Requirements 4. Technical Specifications 5. Control System Overview 6. Component Locations 7. Diagnostic Mode 8. Error Codes 9. Disassembly Procedures 10. Parts Replacement 11. Troubleshooting Guide

Model Specifications

Key features: 4.9 cu. ft. capacity, stainless steel wash basket, PowerWash® cycle, 11 wash cycles, 5 temperature combinations.

Feature	Description
Capacity	4.9 cubic feet
Wash Basket	Stainless steel construction
Wash Cycles	11 cycles including PowerWash®
Temperature Options	5 wash/rinse combinations
Control Type	Electronic with LED display
Motor Type	Direct drive motor
Water Consumption	High efficiency design
Dimensions	27" W x 27" D x 43" H
Weight	145 lbs
Power Requirements	120V, 60Hz, 15A

Safety Precautions

Always disconnect power before servicing. Follow electrical safety procedures.

Disconnect power: Unplug washer or disconnect circuit breaker before servicing.
Grounding: Ensure proper grounding of electrical components.
Water safety: Turn off water supply before working on water connections.
Component handling: Use proper tools and follow torque specifications.

WARNING! Risk of electrical shock. Always disconnect power before accessing internal components.

Installation Requirements

Proper installation ensures optimal performance and prevents damage.

Location: Level floor with minimum clearance of 1" on sides and back, 4" front.
Water supply: Hot and cold water faucets within 4 feet.
Drain: Standpipe height 39"-96" from floor.
Electrical: 120V, 60Hz, 15A dedicated circuit.
Leveling: Adjust leveling legs to ensure unit is stable.

CAUTION! Improper installation may cause vibration, noise, or component failure.

Technical Specifications

Model: MAH5500BWW
Capacity: 4.9 cu. ft.
Voltage: 120V AC, 60Hz
Amperage: 15A
Water Pressure: 20-120 psi
Dimensions: 27" W x 27" D x 43" H
Shipping Weight: 145 lbs
Motor Type: Direct drive, 1/2 HP
Control System: Electronic with microprocessor
Basket Material: Stainless steel
Cabinet Material: Porcelain enamel or stainless steel

Control System Overview

Electronic control system with main control board, user interface, and sensor inputs.

Main Components: Control board, user interface panel, motor control unit, water inlet valves, drain pump, lid switch, temperature sensors.

Cycle Selection: 11 cycles including Normal, Heavy, Delicates, Quick Wash, PowerWash®, Rinse & Spin, Drain & Spin. Temperature Settings: Cold/Cold, Warm/Cold, Hot/Cold, Warm/Warm, Hot/Warm. Options: Deep Fill, Extra Rinse, Stain Treat, Delay Start.

Component Locations

Major components and their locations within the washer cabinet.

Control panel: Top front, contains electronic controls and display.
Main control board: Behind control panel, manages all washer functions.
Motor: Bottom of unit, direct drive connection to transmission.
Water valves: Rear top, hot and cold water inlet valves.
Drain pump: Lower front, pumps water out of washer.
Transmission: Center bottom, connects motor to wash basket.
Lid lock assembly: Top center, safety interlock mechanism.

Tip: Refer to exploded view diagrams for exact component locations.

Diagnostic Mode

Service diagnostic mode for testing components and retrieving error codes.

Enter diagnostic: Turn cycle selector to Normal, press Power, then press Heavy Soil and Extra Rinse simultaneously for 3 seconds.
Navigate tests: Use cycle selector to choose test mode.
Component tests: Individual tests for motor, valves, sensors, drain pump.
Error history: View stored error codes in diagnostic memory.
Exit mode: Turn washer off to exit diagnostic mode.

WARNING! Diagnostic mode should only be used by qualified technicians.

Error Codes

Common error codes and their meanings for troubleshooting.

Error Code	Description	Possible Cause
F1 E1	Lid lock failure	Faulty lid lock mechanism or wiring
F2 E2	Drain issue	Drain pump failure or restriction
F3 E3	Water fill problem	Water valve failure or low pressure
F5 E5	Motor control fault	Motor or control board issue
F7 E7	Temperature sensor	Faulty thermistor or connection
F8 E8	Communication error	Control board communication failure

Disassembly Procedures

Step-by-step disassembly for component access and replacement.

Control panel: Remove screws from top rear, lift and disconnect harnesses.
Cabinet top: Remove screws from rear, lift top forward and up.
Front panel: Remove screws from bottom and sides, disconnect harnesses.
Back panel: Remove screws around perimeter.
Basket removal: Remove agitator, then tub ring, then basket bolts.
Motor access: Remove front or rear panel depending on service needs.

CAUTION! Document wire connections and use proper tools to avoid damage.

Parts Replacement

Common replacement parts and procedures.

Part	Procedure	Special Tools
Drive Motor	Remove front panel, disconnect wiring, remove mounting bolts	Socket set, nut driver
Water Valves	Remove back panel, disconnect hoses and wiring	Pliers, wrench
Drain Pump	Remove front access panel, disconnect hoses and wiring	Pliers, screwdriver
Control Board	Remove control panel, disconnect all harnesses	Phillips screwdriver
Lid Lock	Remove top panel, disconnect wiring, remove screws	Nut driver, screwdriver
Transmission	Major disassembly required, remove basket first	Special spanner wrench

Troubleshooting Guide

Symptom	Possible Cause	Corrective Action
Washer won't start	Power issue, lid switch, control board	Check power, test lid switch, verify control board operation
No water fill	Water valves, pressure switch, control	Test water valves, check pressure switch, verify control signals
Won't drain	Drain pump, drain hose, control	Test drain pump, check for obstructions, verify control operation
Excessive vibration	Unlevel, shipping bolts, suspension	Level washer, remove shipping bolts, check suspension springs
Motor doesn't run	Motor, control board, wiring	Test motor windings, check control output, inspect wiring
Error codes displayed	Component failures	Use diagnostic mode to identify specific failed components

Reset Procedure: Unplug washer for 5 minutes to reset control system.

Service Support: 1-800-344-1274; www.maytag.com