Maytag MDE/MDG21PRA, MDE/MDG21PNA, MDE/MDG21PDA, MDE/MDG21PDD Gas Valve Assembly, Coils, Igniter

Page 48

Disassembly Procedures

!WARNING

To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing.

5. Remove retaining clip from groove in shaft.

6.Remove fiber washer.

7.Remove Idler Pulley and bearing.

8.Remove second fiber washer.

Idler Shaft

Idler Arm

Fiber

Washer

Idler Pulley

Washer

Fiber

Hex-Head

Clip Washer

 

Bolt

Note: There is a fiber washer between the pulley and the idler arm. When replacing parts, be certain the order of replacement is correct,

4.Remove the two screws securing the coil holding bracket.

Note: The position of the flange of the idler pulley is important. The flange should be positioned on the side opposite the idler arm.

Gas Valve Assembly

Hi-limit

Thermostat

Holding &

RadiantBooster Coil

Sensor

Igniter

Gas Valve

Secondary

Coil

Coils

1.Disconnect power supply to unit.

2.Remove Front Panel.

3.Unplug wires harness from the Gas Valve Coils.

5. Remove the bracket and lift coils off.

Note: When repositioning the coils onto the valve, align the coil positioning tabs and matching holes in the coil holding bracket for each coil.

Igniter

1.Disconnect power supply to unit.

2.Remove Front Panel.

3.Unplug igniter from Gas Valve.

4.Remove screw holding Igniter to Burner.

48

16022904 Rev. 0

©2004 Maytag Appliances Company

Image 48
Contents Commercial Single Stack Dryers Important Information Table of Contents Important Safety Information About Ground Wires General Information Related PublicationsProper Grounding and Polarization of 120 Volts Wall Outlets Grounding Instructions ExplanationService Parts and AccessoriesModel Identification Commercial Dryer NomenclatureTERMINOLOGY/DEFINITIONS Term Definitions Water 1 o FAir movement measured in cubic feet per minute GAS Valve Assembly HOW IT WorksFunction of Gas Valve System Radiant Sensor Contact ClosedSafety Features Power InterruptionsGas Conversions Ignition FailuresGeneral Information General Specifications Wattage SpecificationsExhaust Ducts Electrical Troubleshooting Drive Motor CheckCentrifugal Switch Air Shutter AdjustmentMotor Test Cord Drive Motor TestHow to Use ManometersMechanical Troubleshooting Will Not Run Will Not Shut-OffWill Not Dry Noisy and/Or VibrationSingle Dryer Troubleshooting Guide Dryer Stopped with Zero Minutes Remaining Display Cannot Enter OrExit OperatorDisplay Flashes User Mode Dropped Into Machine Credited Are Eventually LostControl Does Not Respond ToKey Inputs Dryer Drum Will Not Turn Response To Coin 1 orWill Not Keep Time Of Day During Power Interruptions Will not Respond to handheldNo Decimal Point Is UsedNot Heat Dryer WillSingle Dryer Diagnostic Program Dryer Diagnostic ProgramSingle Dryer Diagnostic Code Door Sense ProblemVAC Stack Dryer Troubleshooting Guide Display Is BlankAbnormal Display Or Function Upper or Lower Dryer Has Zero Minutes Remaining DisplayControl Board DoesNot KeypadsResponse To Coin Or Coin Keep Time DayDuring InterruptionCannot Dryer Runs Without Program Selection Drum Will Not Turn Stack Dryer Diagnostic Program Stack Dryer Diagnostic Code D1 or d17 Door Sense ProblemVoltage Problem Touch Pad Assembly Control PanelMicroprocessor Board TransformerService Door Switch Coin Vault SwitchDoor Assembly Coin SensorReversing Door Assembly Door DisassemblyFront Panel Door Switch Top CoverFront Shroud Assembly Removal Outlet Duct, Shroud & Tumbler FrontLint Filter Bearing & PadsFront Seal BeltRear Shroud Assembly Installing Drive BeltBaffles Roller and Bearing Assembly Back SealBlower Assembly ThermostatsCycling Thermostat Low-cycling ThermostatBlower Exhaust Duct Pipe Assembly Breakdown Motor Switch Drive Motor AssemblyIdler Arm Assembly Gas Valve Assembly CoilsIgniter Gas Valve Combustion ConeInlet Duct Heater EnclosureService Panel and Switch Access CoverStack Dryer Sloped Front Models Microprocessor Coin DropRemove Screws Swing Out AwayStack Dryer Sloped Front PR Stack DRYER-MN ModelsPush-To-Start Switch TimerSelector Switch Machine-In-Use LightFront Shroud Assembly Stack DRYER-FLAT Front ModelsMotor & Heater Relays Appendix a Programming Procedures PricingFixed Vend Pricing SET UP Codes Steps 3. thru 9. codes are skipped if mode 2.00 is selected Money Counter Option00 7.STARTING of Special Pricing Hour Value of Coin 2 Canadian Dollar Drop White & Colors keypad Example Dryer Diagnostic Mode Dryer Help ModeAll Single Load Models Stacked Models Only