Maytag MLE/MLG23PDC, MDE/MDG21PRA manual TERMINOLOGY/DEFINITIONS Term Definitions, Water 1 o F

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General Information

TERMINOLOGY/DEFINITIONS

TERM

 

DEFINITIONS

Amperage

-

The amount or the rate of flow of electrical current.

Booster Coil

-

A coil used to assist the holding coil to raise the plunger in the gas valve allowing gas to

flow

 

into the second chamber of the valve.

BTU

-

British Thermal Unit is the quantity of heat required to raise the temperature of one pound of

 

 

water 1o F.

Centrifugal

-

A switch device in a motor used to change the path of electricity from both start and run

 

 

winding to run winding only. It also completes the circuit to the heat source when motor

 

 

reaches speed.

CFM

-

Air movement measured in cubic feet per minute.

ClothesLifters

-

Devices attached to the inside of the tumbler used to lift and tumble the clothes during

 

 

operation of the dryer.

Coin Drop

-

A device which accepts and registers the number and denomination of coins used to start

the

 

dryer.

Duct

-

A construction of aluminum or galvanized steel pipe used to convey moisture laden air from

 

 

the dryer to the outside.

Evaporation

-

The process of expelling moisture from garments by heat and/or air movement.

Exhaust Hood -

A damper placed at the terminating end of the ducting which prevents air from entering the

 

 

duct when the dryer is not running.

Glide Strip

-

A stationary bearing surface at the front on which the dryer tumbler turns.

Holding Coil

-

A coil used to open the first valve in the gas valve assembly. It holds the valve open after

 

 

the initial assistance from the booster coil.

Igniter

-

A silicon carbide igniter located on the burner bracket near the main orifice. It can reach a

 

 

temperature of 2200o F. in 30 seconds to ignite the gas (when allowed to flow through gas

 

 

valve orifice).

Light Emitting

-

A solid state indicator unit found as a single light and in a display Diode arrangement to

form

 

numbers and letters.

Manometer

-

An instrument for measuring the pressure of gas or air.

Microprocessor-

The "brains" of the control board. A solid state "count and switch" processor device.

OHM

-

A unit of measurement of resistance (opposition to the flow of current).

Parallel Circuit -

A circuit in which there is more than one current path.

Radiant Sensor-

Thermostat-like device which reacts to the brightness or radiant energy output of a heat

 

 

source.

Sensor Relay

-

A coil operated switch used to control dryer motors, heating element or gas valve on

 

 

computer models.

Relay

-

A coil operated switch used to control dryer motors, heating element or gas valve on

 

 

Computer models.

Resistor

-

A device used to limit the flow of current or reduce voltage.

Run Winding

-

The main electromagnetic winding in a motor.

Series

-

A circuit in which there is only one current path through all components.

Start Winding

-

(Phase winding) An auxiliary winding used in an A.C. motor to assist the main winding in

 

 

developing starting torque.

Thermostat

-

A bimetal switch which reacts to temperature changes.

Tumbler

-

Cylinder which contains and tumbles clothes.

Voltage -

Electric pressure that forces the current to flow in a circuit.

Wattage

-

Wattage is a unit of measurement of the capability of electricity to do work.

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16022904 Rev. 0

©2004 Maytag Appliances Company

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Contents Commercial Single Stack Dryers Important Information Table of Contents Important Safety Information Proper Grounding and Polarization of 120 Volts Wall Outlets About Ground WiresGeneral Information Related Publications Grounding Instructions ExplanationService Parts and AccessoriesModel Identification Commercial Dryer NomenclatureAir movement measured in cubic feet per minute TERMINOLOGY/DEFINITIONS Term DefinitionsWater 1 o F GAS Valve Assembly HOW IT WorksFunction of Gas Valve System Radiant Sensor Contact ClosedSafety Features Power InterruptionsGas Conversions Ignition FailuresGeneral Information Exhaust Ducts General SpecificationsWattage Specifications 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 LostKey Inputs Control Does NotRespond To 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 SensorFront Panel Reversing Door AssemblyDoor Disassembly Door Switch Top CoverFront Shroud Assembly Removal Outlet Duct, Shroud & Tumbler FrontLint Filter Bearing & PadsFront Seal BeltBaffles Rear Shroud AssemblyInstalling Drive Belt Roller and Bearing Assembly Back SealBlower Assembly ThermostatsCycling Thermostat Low-cycling ThermostatBlower Idler Arm Assembly Exhaust Duct Pipe Assembly BreakdownMotor Switch Drive Motor Assembly Igniter Gas Valve AssemblyCoils Gas Valve Combustion ConeInlet Duct Heater EnclosureStack Dryer Sloped Front Models Service Panel and SwitchAccess Cover 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