ADC 450428 service manual

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WARNING

The dryer must never be operated with any of the back guards, outer tops, or service panels removed. PERSONAL INJURY or FIRE COULD RESULT.

WARNING

DRYER MUST NEVER BE OPERATED WITHOUT THE LINT FILTER/SCREEN IN PLACE, EVEN IFAN EXTERNALLINT COLLECTION SYSTEM IS USED.

IMPORTANT

PLEASE OBSERVEALLSAFETY PRECAUTIONS displayed on the equipment and/or specified in the installation and operator's manual included with the dryer.

Dryers must not be installed or stored in an area where it will be exposed to water or weather.

The wiring diagram for the dryer is located in the front electrical control box area.

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Contents ML-130 American Dryer CorporationRetain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Content Phase 6 OPL System Diagnostics Safety Precautions Important InformationStandards Cleaning Routine MaintenanceMATERIALS, GASOLINE, and Their Flammable Vapors Adjustments LubricationENCLOSURE, AIR SUPPLY, and Exhaust Requirements Installation RequirementsElectrical and GAS Requirements Operational Service Check Procedure Page Description of Parts Control BOXDrive Motor HSI HOT Surface Ignition Module Gas Models OnlyIdler Assembly GAS Burner AssemblyBlower Motor and Impellor Tumbler Basket Bearing and Pulley Arrangement Main Door SwitchTumbler Basket Manual Reset Thermostat Sail Switch Gas and Electric Models OnlyHI-LIMIT Gas and Electric Models Only Lint Drawer Lint Drawer SwitchSteam Damper System Servicing IntroductionComputer Controls To Replace Computer Control PanelTo Replace Microprocessor Temperature Sensor Probe To Replace Keyboard Touchpad Label AssemblyTo Replace Computer Ignition Controls To Remove Hot Surface Ignitor refer to illustration aboveTo Remove Flame Sensor Probe HSI Ignitor Flame Sensor ProbeTo Test and Adjust Gas Water Column Pressure To Replace Main Burner OrificesTo Convert from Natural Gas to L.P. Gas To Replace HSI Hot Surface Ignition Module To Replace Burner TubesThermostats Page Sail Switch Assembly Gas and Electric Models Only To Replace Sail SwitchTo Adjust Sail Switch Personal Injury or Fire could ResultTo Replace Main Door Assembly To Install New Main Door GlassTo Replace Front Panel To Replace Main Door Hinge BlockTo Replace Tumbler Basket Pulley PulleysTo Replace Small Idler Pulley To Replace Large Idler Pulley To Replace Motor PulleyTumbler Basket Assembly Tumbler Basket Alignment Vertical Up and Down AdjustmentTumbler Basket Alignment Lateral Side to Side Adjustment To Replace Tumbler Basket or Tumbler Basket SupportTo Replace Front Tumbler Basket Support Pillow Block Bearing To Replace Front Idler Shaft Pillow Block Bearing To Replace Rear Idler Shaft Pillow Block BearingBelt Tension Adjustment Tumbler Basket to Idler Belt Tension Adjustment Motor to IdlerBelts To Replace V-BeltsTo Replace Drive Motor MotorsTo Replace Impellor Motor Fan Shaft Drive To Replace Lint Drawer Switch Lint Drawer Assembly To Replace Lint ScreenImpellor No display on computer TroubleshootingComputer will not accept keyboard touchpad entries Dryer will not start, but computer display indicators are on Dryer operates but is taking too long to dryThermal overload for drive motor is tripping Burner hi-limit safety thermostat is trippingOverload for impellor fan motor is tripping There is excessive vibration coming from the tumbler basket Phase 6 OPL System Diagnostics Diagnostic L.E.D. light emitting diode Display Failure CodesPage E.D. light emitting diode Display Indicators E.D. Display Indicator NumberE.D. Display Indicator Number AIR AIR JET Output L.E.D. Indicator Optional FAN Blower Output L.E.D. IndicatorHT1 Heat Output L.E.D. Indicator Lint Lint Door Input L.E.D. Indicator Fuse Main Fuse Input L.E.D. IndicatorMain Main Door Input L.E.D. Indicator Flame bURNER Control Fail Input L.E.D. Indicator Power Supply Input L.E.D. IndicatorE.D. Codes 1. Display Codes ALL REVGAS/ELECTRIC only BURNER/OVEN Open HI-LIMIT Circuit GAS Models only Power 24 VAC is not Evident AT GAS ValveGAS only Ignition Attempt Failure Computer Logic and Wiring Diagram Page No Display Condition Drive motor reverses but does not forward, blower motor runsBlower motor does not operate, drive motor runs Lint Door ConditionMain Door Condition Microprocessor ComputerManual Reset HI-LIMIT Instructions For Phase 6 ModelsTechnical Information Motor Plate High and LOW VoltageData Label Information on the Data LabelHOW to USE a Manometer Tool List ADC450428 1- 02/22/00-25