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Maytag MZD2665HE Series User Manual

Maytag MZD2665HE Series
88 pages
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Side-by-Side
Refrigerators
This Base Manual covers general information
Refer to individual Technical Sheet
for information on specific models
This manual includes, but is
not limited to the following:
Amana
ACD2234HR*
ACD2238HT*
ASD2324HR*
ASD2326HR*
ASD2328HR*
ASB2623HR*
ASD2622HR*
ASD2624HE*
ASD2626HE*
ASD262RHR*
Service
This manual is to be used by qualified appliance
technicians only. Maytag does not assume any
responsibility for property damage or personal
injury for improper service procedures done by
an unqualified person.
16025628
Replaces 16022689
February 2005
Maytag
MSD2351HE*
MSD2355HE*
MSD2357HE*
MSD2359KE*
MSD2655HE*
MSD2657HE*
MSD2659KE*
MZD2665HE*
MZD2669KE*
PSD263LHR*
PSD266LHE*
PSD267LHE*
Jenn-Air
JCB2280HE*
JCB2282HT*
JCB2282KT*
JCD2292HT*
JCD2292KT*
JCD2295KE*
JSD2695KE*

Table of Contents

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Maytag MZD2665HE Series Specifications

General IconGeneral
BrandMaytag
ModelMZD2665HE
Refrigerator Capacity16.5 cu. ft.
ColorStainless Steel
Ice MakerYes
Water DispenserYes
Energy Star CertifiedYes
Defrost TypeFrost-Free
TypeSide-by-Side
Depth34.5 inches
Height69.875 inches

Summary

Service

Side-by-Side Refrigerators

Scope of the manual for side-by-side refrigerator models.

Important Information

Important Notices for Servicers and Consumers

Key safety and operational notices for users and technicians.

Recognize Safety Symbols, Words, and Labels

Understanding safety communication symbols and terms used in the manual.

Product Design

Refrigeration System

Explanation of how the refrigerator's cooling system functions.

Mechanical Defrost System

Details on the operation of the mechanical defrost mechanism.

Mid Level & Fully Electronic Defrost System

Description of alternative electronic defrost systems.

Mechanical Temperature Controls

Explanation of how mechanical controls regulate temperature.

Component Testing

Compressor

Procedure for testing the refrigerator's compressor.

Capacitor

Procedure for testing the compressor start/run capacitor.

Condenser

Description and testing procedures for the condenser unit.

Overload / Relay

Testing the compressor overload protector and relay for continuity.

Freezer temperature control

Procedure for testing the freezer temperature control.

Control board

Troubleshooting guide for the electronic control board.

Ice Maker

Service information and troubleshooting for the ice maker.

ECM condenser motor

Testing the ECM condenser motor's resistance.

Evaporator fan motor

Testing the evaporator fan motor's resistance and voltage.

Refrigerator light switch

Testing the refrigerator light switch for continuity.

Freezer light / Interlock switch

Testing the freezer light switch for continuity.

Drier

Description and procedure for replacing the refrigerant drier.

Defrost timer

Procedure for testing the defrost timer's continuity.

Adaptive defrost control (ADC)

Reference for troubleshooting the Adaptive Defrost Control.

Water valve

Procedure for testing the water valve coil resistance.

Evaporator

Testing the evaporator for leaks and pressure.

Evaporator defrost heater

Testing the defrost heater and circuit for continuity.

Thermostat

Testing the defrost thermostat for continuity and function.

Thermistor

Checking thermistor resistance at various temperatures.

Electric damper control

Testing the electric damper control for resistance.

Damper Control

Description and testing of the damper control system.

Convection Fan

Testing the convection fan for resistance.

Service Procedures

Service Equipment

List of tools and materials required for servicing HFC134a systems.

Drier Replacement

Step-by-step instructions for replacing the drier filter.

Refrigerant Precautions

Essential safety guidelines for handling refrigerants.

Line Piercing Valves

Description and usage of line piercing valves for diagnosis.

Open Lines

Warning regarding leaving refrigeration lines open to atmosphere.

Compressor Operational Test

Procedure to test compressor function by direct wiring.

Dehydrating Sealed Refrigeration System

Process for removing moisture from sealed systems.

Leak Testing

Methods for detecting refrigerant leaks in the system.

Testing Systems Containing a Refrigerant Charge

Procedure for leak testing a charged system.

Testing Systems Containing No Refrigerant Charge

Procedure for leak testing an uncharged system.

Restrictions

Identifying and diagnosing restrictions in the sealed system.

Testing for Restrictions

Methods to determine if a restriction exists in the system.

Evacuation

Procedure for properly evacuating the refrigeration system.

Charging

Procedure for charging the refrigeration system with refrigerant.

Refrigerant Charge

Specifications for correct refrigerant charge amounts.

HFC134a Service Information

Details specific to servicing with HFC134a refrigerant.

Health, Safety, and Handling

Safety considerations for HFC134a refrigerant handling.

Comparison of CFC12 and HFC134a Properties

Technical comparison between refrigerants.

Replacement Service Compressor

Procedure for replacing the service compressor.

Brazing

Techniques and materials for brazing refrigerant lines.

Refrigerant Flow

Cabinet Air Flow

Ice and Water Dispenser Diagram

Water Valve Diagram

Typical External Sweat Pattern

Troubleshooting Chart

System Diagnosis

Symptoms of Low or High Ambient Temperature Installation

Analysis of system behavior based on ambient temperature.

Heat Load

Impact of internal heat load on refrigerator performance.

Disassembly Procedures

Refrigerator Compartment

Steps for disassembling components in the refrigerator section.

Light Switch

Procedure to remove and replace the refrigerator light switch.

Freezer Cold Control (some models)

Procedure to remove the freezer cold control.

Mid Level Electronic Control (some models)

Procedure to remove the mid-level electronic control.

Defrost Timer (some models)

Procedure to remove the defrost timer assembly.

Adaptive Defrost Control (ADC) (some models)

Procedure to remove the Adaptive Defrost Control board.

Damper Control (some models)

Procedure to remove the damper control assembly.

Electronically Controlled Damper

Procedure to remove the electronically controlled damper.

Fresh Food Thermistor

Procedure to remove the fresh food thermistor.

Water Filter Assembly (some models)

Procedure to remove the water filter assembly.

Water Tank Assembly (some models)

Procedure to remove the water tank assembly.

Crisper Light Cover and Socket

Procedure to remove the crisper light cover and socket.

Freezer Compartment

Steps for disassembling components in the freezer section.

Freezer Light Socket

Procedure to remove the freezer light socket.

Auger Motor Assembly (some models)

Procedure to remove the auger motor assembly.

Auger Motor (some models)

Procedure to remove the auger motor.

Auger Motor Capacitor (some models)

Procedure to remove the auger motor capacitor.

Evaporator Fan Motor Assembly

Procedure to remove the evaporator fan motor assembly.

Evaporator Fan Motor and Fan Blade

Procedure to remove the evaporator fan motor and blade.

Freezer Thermistor

Procedure to remove the freezer thermistor.

Evaporator Removal

Procedure for removing the evaporator coil.

Defrost Terminator (Thermostat)

Procedure to remove the defrost terminator.

Defrost Heater

Procedure to remove the defrost heater.

Ice Maker Removal (some models)

Procedure to remove the ice maker.

Machine Compartment

Disassembly of components in the machine compartment.

Water Valve (some models)

Procedure to remove the water valve.

Condenser Fan Motor and Blade

Procedure to remove the condenser fan motor and blade.

Compressor

Procedure to remove the refrigerator compressor.

Condensate Drain Tube

Procedure to remove the condensate drain tube.

Condensate Drain Pan

Procedure to remove the condensate drain pan.

Overload/Relay

Procedure to remove the overload/relay assembly.

Condenser Removal

Procedure for removing the condenser unit.

Bottom of Cabinet

Disassembly of components at the cabinet base.

Front Leveling Rollers

Procedure to remove front leveling rollers.

Rear Leveling Rollers

Procedure to remove rear leveling rollers.

Cabinet Doors

Steps for disassembling cabinet doors and related parts.

Door Gaskets

Procedure to remove and reinstall door gaskets.

Dispenser Facade (some models)

Procedure to remove the dispenser facade.

Dispenser Ice Chute Door (some models)

Procedure to remove the ice chute door.

Dispenser D/C Solenoid (some models)

Procedure to remove the dispenser D/C solenoid.

Dispenser Water Tube (some models)

Procedure to remove the dispenser water tube.

Dispenser Light Socket (some models)

Procedure to remove the dispenser light socket.

Ice 'N Water Systems

Troubleshooting of 5 button electronic Ice 'N Water dispenser

Diagnostic guide for the 5-button dispenser control panel.

Troubleshooting of 3 button electronic Ice 'N Water dispenser

Diagnostic guide for the 3-button dispenser control panel.

Control Board (Mid Level)

Programming Mode:

Procedure for setting operational codes on the control board.

Defrost Operation:

Explanation of the automatic defrost cycle logic.

Forced Defrost Mode:

Procedure to manually initiate the defrost cycle.

Service Test Mode:

Accessing and navigating diagnostic test modes.

Service Test 1 - Defrost Thermostat & Defrost Circuit Test

Diagnostic test for defrost thermostat and circuit.

Service Test 2 – Compressor/Condenser Fan Test

Diagnostic test for compressor and condenser fan operation.

Service Test 3 – Evaporator/Freezer Fan Test

Diagnostic test for evaporator and freezer fan operation.

Service Test 4 - Fresh Food Thermistor Test

Diagnostic test for the fresh food thermistor.

Service Test 5 - Freezer Thermistor Test

Diagnostic test for the freezer thermistor.

Service Test 6 – Open Damper Test

Diagnostic test for damper status and operation.

Service Test 7 - FF Performance Adjustment

Adjusting fresh food compartment temperature settings.

Control Board (Fully Electronic)

Programming Mode:

Procedure for setting operational codes on the electronic control board.

Defrost Operation:

Explanation of the automatic defrost cycle logic.

Forced Defrost Mode:

Procedure to manually initiate the defrost cycle.

Service Test Mode:

Accessing and navigating diagnostic test modes.

Service Test - 101 Defrost Heater & Defrost Circuit

Diagnostic test for defrost heater and circuit.

Service Test - 102 Compressor / Condenser Fan

Diagnostic test for compressor and condenser fan.

Service Test – 111 Fresh Food Fan (if equipped)

Diagnostic test for the fresh food fan.

Service Test - 112 Freezer Fan

Diagnostic test for the freezer fan.

Service Test – 121 Damper Operation

Diagnostic test for damper status and operation.

Service Test - 141 Fresh Food Thermistor

Diagnostic test for fresh food thermistor reading.

Service Test - 142 Freezer Thermistor

Diagnostic test for freezer thermistor reading.

Service Test – 143 Machine Compartment Thermistor

Diagnostic test for machine compartment thermistor.

Service Test - 151 Fresh Food Door State

Diagnostic test for fresh food door open/closed status.

Service Test - 152 Freezer Door State

Diagnostic test for freezer door open/closed status.

Service Test – 161 Cube Dispenser (if equipped)

Diagnostic test for cube dispenser status.

Service Test – 162 Crusher Dispenser (if equipped)

Diagnostic test for crusher dispenser status.

Service Test – 163 Water Dispenser (if equipped)

Diagnostic test for water dispenser status.

Service Test – 181 Keypad Operation

Diagnostic test for last keypad input.

Service Test - 164 Ice Chute Dispenser (if equipped)

Diagnostic test for ice chute dispenser status.

Service Test – 182 LED Indicator Operation

Diagnostic test for LED indicator status.

Service Test – 165 Dispenser Lamp (if equipped)

Diagnostic test for dispenser lamp status.

Service Test - 191 Ice Maker Water Valve

Diagnostic test for ice maker water valve status.

Service Test – 171 Actuator Pad (if equipped)

Diagnostic test for actuator pad status.

Service Test - 201 Mullion Heater 100% Operation (if equipped)

Diagnostic test for mullion heater operation.

Service Test – 172 Sports Fill (if equipped)

Diagnostic test for sports fill feature status.

Service Test - 202 Defrost Operation

Diagnostic test for defrost operation control.

Service Test – 173 Ambient Light (if equipped)

Diagnostic test for ambient light sensor reading.

Service Test - 211 Fresh Food Temperature Adjustment

Procedure to adjust fresh food temperature settings.

Service Test – 175 Dispenser Line (if equipped)

Diagnostic test for dispenser line status.

Service Test - 212 Freezer Temperature Adjustment

Procedure to adjust freezer temperature settings.

Service Test - 221 Default Settings Reset

Procedure to reset system to default settings.

Sabbath Mode:

Procedure to activate or deactivate Sabbath Mode.

Service Test - 231 Water Filter Volume % Consumed

Displays water filter usage percentage.

Fahrenheit or Celsius Mode:

Procedure to change temperature display units.

Service Test - 232 Water Filter Time Life

Displays water filter usage time.

Cooling Fan Mode:

Procedure to activate or deactivate cooling fan mode.

Service Test - 241 Software Revision Main Control

Displays software revision for main control.

Service Test - 242 Software Revision Main Display

Displays software revision for main display.

Service Test - 243 Software Revision Dispenser

Displays software revision for dispenser.

Alarm Enable Mode:

Procedure to enable or disable audible alarms.

Light Level Mode:(Select Models)

Adjusts dispenser light level based on ambient light.

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