Computer Controls, To Replace Computer Board | ADC ML-82 instruction

A. COMPUTER CONTROLS

To Replace Computer Board

1. Disconnect electrical power to dryer.

2. Unplug keyboard ribbon from rear of computer.

3. Unplug all wiring harnesses connected to the computer board.

4. Remove the two (2) screws securing the computer to the computer panel. Remove the computer by pulling the other two corners off the clinch studs.

5. Install new computer by reversing this procedure.

To Replace Keyboard Label Assembly

1.Discontinue electrical power to the dryer.

2.Unplug keyboard ribbon from rear of computer.

3.Slowly peel off and remove keyboard label assembly from control panel.

4.Peel paper backing off new keyboard label assembly.

5.Holding the new keyboard label assembly close to the panel, insert the keyboard ribbon through the rectangular slot in the control panel. Align label assembly into position by matching the red viewing window on the label to the rectangular cutout in the panel and gently press into place.

6.Connect keyboard ribbon to the computer.

7.Reestablish electrical power to dryer.

To Replace Microprocessor Temperature Sensor Probe

1. Discontinue electrical power to the dryer.

2. Open lint door.

3. Remove microprocessor sensor bracket assembly from dryer.

a. Disconnect sensor bracket harness connector.

b.Loosen the two (2) Phillips head screws which secure bracket assembly to dryer and remove bracket from dryer.

NOTE: DO NOT remove screws.

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ADC ML-82 service manual Computer Controls, To Replace Computer Board, To Replace Keyboard Label Assembly

Contents

ML-82 Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Section SERVICE/PARTS Information Important Information Safety Precautions Standards Specifications SPECIFICATIONS/COMPONENT Identification Specifications MLG-82 Gas MLS-82 Steam Component Identification Page Cleaning Routine Maintenance Lubrication Adjustments Door Switch Assembly Control Panel AssemblyLint Drawer Lint Drawer Switch Description of Parts Basket and Support Assembly Temperature Sensor Bracket AssemblyTumbler Bearing Assembly Idler ARM Assembly DRIVE/FAN Mount AssemblyBlower Motor HSI HOT Surface Ignition Burner BOX Assembly Sail Switch AssemblyFront Panel Assembly Reversing Relay Panel Introduction Servicing To Replace Microprocessor Temperature Sensor Probe To Replace Keyboard Label AssemblyComputer Controls To Replace Computer Board To Remove Hot Surface Ignitor Ignition ControlsTo Remove Flame Sensor Probe HSI Ignitor Flame Sensor Probe To Test and Adjust Gas Water Column Pressure To Replace Gas Valve Refer to burner illustration onTo Replace Main Burner Orifices To Convert Natural Gas to L.P. Gas To Replace Burner Tubes To Replace HSI ModuleTo Replace Burner HI-LIMIT Thermostat GAS Models only Sail Switch Assembly GAS Models only To Adjust Sail Switch To Replace Sail Switch To Install New Main Door Glass To Replace Main Door Assembly To Replace Main Door Hinge Block To Replace Front Panel To Replace Steam Coil Damper System Steam Controls Installation To Replace The Needle Valve To Replace PistonTo Replace the 3-Way Micro Valve To Replace Steam Coil Tumbler and Bearing Assembly To Replace Tumbler Pulley ReversingTo Replace The Rear Tumbler Bearing To Replace The Front Tumbler Bearing Idler Shaft and Bearing AssemblyTo Replace Idler Pulley To Replace Idler Bearing Drive Pulley Tumbler BasketTumbler Alignment Vertical To Replace The Tumbler And/Or Tumbler Support Tumbler Alignment Lateral Belts Refer to Illustrations in Sections I and K Belt Tension Adjustment-Tumbler To Idler To Replace V-Belts Belt Tension Alignment Motor To Idler Diagnostic L.E.D. Display Failure Codes Phase 6 OPL System DiagnosticsPage E.D. Display Indicator Number E.D. Light Emitting Diode Display IndicatorsPage AIR AIR JET Output L.E.D. Indicator Optional FAN Blower Output L.E.D. light emitting diode IndicatorHT1 Heat Output L.E.D. Indicator Fuse Main Fuse Input L.E.D. Indicator Main Main Door Input L.E.D. Indicator Lint Lint Door Input L.E.D. light emitting diode IndicatorDrum Tumbler HI-LIMIT Input L.E.D. Indicator Sail Sail Switch Input L.E.D. Indicator Power Supply Input L.E.D. Indicator E.D. Codes GAS Models only Power 24 VAC is not Evident AT GAS Valve Fault CodesGAS/ELECTRIC only BURNER/OVEN Open HI-LIMIT Circuit GAS only Ignition Attempt Failure Computer will not accept keypad touchpad entries Troubleshooting Drive motor runs, burner is on, but basket will not turn Dryer operates but is taking too long to dryThermal overload for drive motor is tripping Overload for impellor fan motor is tripping Burner hi-limit safety thermostat is tripping There is excessive vibration coming from the basket Electrical Troubleshooting Drive motor reverses but does not forward, blower motor runs No Display Condition Lint Door Condition Blower motor does not operate, drive motor runs Temp Sensor Fail Check Main Door Condition Technical Information Motor Plate High and LOW VoltageFor example Contact American Dryer Corporation Data Label American Gas Association, Canadian Gas Association Data Label Model Dryer Manual Reset HI-LIMIT Instructions Computer Logic SERVICE/PARTS Information ServiceParts Warranty Information Returning Warranty CardsReturning Warranty Parts Page ML-82 Tool List ADC 450404 1- 12/21/99-50