ADC 450428 service manual Adjustments, Lubrication

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NOTE: To prevent damage, avoid cleaning, and/or touching ignitor and flame-probe assembly.

Remove lint accumulation from inside control box and at rear area behind control box.

EVERY 6 MONTHS

Inspect and remove lint accumulation in customer furnished exhaust duct work system and from dryer’s internal exhaust ducting.

WARNING: THE ACCUMULATION OF LINT IN THE EXHAUST DUCT WORK CAN CREATEAPOTENTIAL FIRE HAZARD.

WARNING: DO NOT OBSTRUCT THE FLOW OF COMBUSTION and VENTILATION AIR.

CHECK CUSTOMER FURNISHED BACK DRAFT DAMPER IN EXHAUST DUCT WORK. INSPECT and REMOVE ANY LINT ACCUMULATION WHICH CAN CAUSE DAMPER TO BIND or STICK.

NOTE: A back draft damper that is sticking partially closed can result in slow drying and shut down of the heat circuit safety switches or thermostats.

NOTE: When cleaning dryer cabinet(s), avoid using harsh abrasives. Aproduct intended for the cleaning of appliances is recommended.

B. ADJUSTMENTS

7 DAYS AFTER INSTALLATION and EVERY 6 MONTHS THEREAFTER

Inspect bolts, nuts, screws, (bearing set screws), nonpermanent gas connections (unions, shut-off valves, orifices, and ground connections). Motor and drive belts should be examined. Cracked or seriously frayed belts should be replaced. Tighten loose V-belts when necessary. Complete operational check of controls and valves. Complete operational check of ALL safety devices (door switch, lint drawer switch, sail switch, burner and hi-limit thermostats).

C. LUBRICATION

The motor bearings, idler bearings, and tumbler (basket) bearings are permanently lubricated.

NO LUBRICATION IS NECESSARY.

The impellor (fan) shaft bearings should be lubricated every three (3) months.

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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 Drive Motor Description of PartsControl BOX 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 Computer Controls ServicingIntroduction 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 To Adjust Sail Switch Sail Switch Assembly Gas and Electric Models OnlyTo Replace 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 BearingBelts Belt Tension Adjustment Tumbler Basket to IdlerBelt Tension Adjustment Motor to Idler 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