American Dryer Corp ML-310 Phase 7 service manual 106

Models: ML-310 Phase 7

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5.Front or rear doors are opened during cycle.

6.Failed microprocessor controller (computer) input/output (I/O) board.

J.Microprocessor controller (computer) light emitting diode (L.E.D.) displays “Lint Drawer Open.”

1.Lint drawer is not closed ALL the way.

2.Lint drawer switch is out of proper adjustment.

3.Failed lint drawer switch.

4.Failed microprocessor controller (computer) I/O board.

K.Microprocessor controller (computer) will not accept any keyboard (touch pad) entries, (i.e., L.E.D. display reads “READY” and when keyboard [touch pad] entries are selected, the L.E.D. display continues to read “READY”)...

1.Failed keyboard (touch pad) label assembly.

2.Failed microprocessor controller (computer) display board.

L.Microprocessor controller (computer) will only accept certain keyboard (touch pad) entries...

1.Failed keyboard (touch pad) label assembly.

2.Failed microprocessor controller (computer) display board.

M.Microprocessor controller (computer) locks up and the display reads erroneous messages or only partial segments...

1.Transient power voltage spikes...disconnect the electrical power to the dryer, wait one (1) minute and reestablish power to the dryer. If problem is still evident...

a.Failed microprocessor controller (computer).

b.Failed keyboard (touch pad) label assembly.

N.Dryer stops during a cycle, microprocessor controller (computer) buzzer (tone) sounds for a few seconds, and then microprocessor controller (computer) returns to “READY”...

1.Loose connection somewhere in the main power circuit to the microprocessor controller (computer).

O.Microprocessor controller (computer) display reads “Rotation Fault”...

1.Rotational sensor circuit failure...fault somewhere in the basket (tumbler) rotation or circuit...

a.Basket (tumbler) is not rotating...

1)Broken basket (tumbler) drive belts.

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Page 110
Image 110
American Dryer Corp ML-310 Phase 7 service manual 106