N.Display is reading “Hot.”

1.Lint screen is dirty.

2.Exhaust is clogged.

3.Lint drawer is not closed ALL the way.

4.Faulty computer.

5.Faulty temp sensor.

O.Dryer operates but is taking too long to dry...

1.An inadequate exhaust duct work system.

2.Restriction in exhaust system.

3.Insufficient make-up air.

4.Poor housekeeping.

a. Dirty or clogged lint screen.

5.Washing machine extractors are not performing properly.

6.An exceptionally cold/humid or low barometric pressure atmosphere.

7.The supply gas may have a low heating valve, check with local gas supplier.

8.Failed temperature sensor (temperature calibration is incorrect).

9.Failed microprocessor controller (computer).

P.Thermal overload for drive motor is tripping...

1.Either an exceptionally low or high voltage supply.

2.Motor bearing failure.

3.Bearing failure in drive system.

4.Motor vents are blocked with lint.

5.Failed motor.

6.Insufficient make-up air.

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American Dryer Corp ML-145, ML-170 service manual Display is reading Hot, Dryer operates but is taking too long to dry