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ADC ML-82 service manual Overload for impellor fan motor is tripping

Models: ML-82

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6.Out of balance impellor (fan).

7.Insufficient make-up air.

G.Overload for impellor (fan) motor is tripping...

1.Either an exceptionally low or high voltage supply.

2.Motor bearing failure.

3.Motor vents are blocked with lint.

4.Failed motor.

5.Failed overload.

6.Insufficient make-up air.

H.Burner hi-limit safety thermostat is tripping...

1.Insufficient exhaust duct work, size, or restriction in exhaust system.

2.Insufficient make-up air.

3.Lint screen needs cleaning.

4.Damaged impellor.

I.L.E.D. (light emitting diode) display reads “Temp Sensor Failure Check Temp Sensor Fuse”...

1.Check 1/8-amp fuse on microprocessor (computer).

2.Faulty microprocessor temperature sensor probe.

3.Open circuit in either one of two (2) wires leading from the sensor probe to the computer...

a.Connection at sensor bracket assembly connector.

b.Connection at computer harness connector.

4.Faulty microprocessor controller (computer).

J.Dryer does not start...display reads “main door” or “lint door” with an audio indication...

1.Main door is open.

2.Lint drawer is open.

3.Faulty main door or lint door switch.

4.Open circuit in either main door or lint drawer switch harnesses.

5.Faulty 24 VAC transformer.

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ADC ML-82 service manual Overload for impellor fan motor is tripping, Burner hi-limit safety thermostat is tripping

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 Temperature Sensor Bracket Assembly Basket and Support AssemblyTumbler Bearing Assembly DRIVE/FAN Mount Assembly Idler ARM AssemblyBlower Motor Sail Switch Assembly HSI HOT Surface Ignition Burner BOX 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 Replace Gas Valve Refer to burner illustration on To Test and Adjust Gas Water Column PressureTo Replace Main Burner Orifices To Convert Natural Gas to L.P. Gas To Replace HSI Module To Replace Burner TubesTo 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 To Replace Tumbler Pulley Reversing Tumbler and Bearing AssemblyTo Replace The Rear Tumbler Bearing To Replace The Front Tumbler Bearing Idler Shaft and Bearing AssemblyTo Replace Idler Pulley To Replace Idler Bearing Tumbler Basket Drive PulleyTumbler 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 Dryer operates but is taking too long to dry Drive motor runs, burner is on, but basket will not turnThermal 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 Motor Plate High and LOW Voltage Technical InformationFor 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 SERVICE/PARTS InformationParts Returning Warranty Cards Warranty InformationReturning Warranty Parts Page ML-82 Tool List ADC 450404 1- 12/21/99-50