American Dryer Corp MDG75V Microprocessor controller computer display reads dSFL

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1.Fault in main door switch circuit.

2.Blown fuse (2-Amp very fast acting fuse [if applicable]).

3.Failed arc suppressor (A.S.) board (for reversing models only).

4.Failed microprocessor controller (computer).

5.Failed 24 VAC transformer.

H.Both drive motor and blower motor run a few minutes and then stop...microprocessor controller (computer) display continues to read time or percent of extraction and ALL indicator dots are off...

1.Fault in main door switch circuit...

a.Failed main door switch.

b.Main door switch is out of adjustment.

c.Loose connection in door switch circuit.

I.Microprocessor controller (computer) display reads “dSFL”...

1.Fault in microprocessor heat sensing circuit...

a.Failed microprocessor temperature sensor.

b.Failed microprocessor controller (computer).

c.Broken wire or connection somewhere between the microprocessor controller (computer) and the microprocessor temperature sensor.

J.Microprocessor controller (computer) display reads “door”...

1.Fault (open circuit) in door switch circuit...

a.Failed main door switch.

b.Broken connection/wire in main door circuit.

2.Failed 24 VAC transformer.

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

1.Failed keyboard (touch pad) label assembly.

2.Failed microprocessor controller (computer).

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Contents MDG75V Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Section Procedure for Functional Check of Replacement Receiving and Handling Important InformationWhat to do if YOU Smell GAS Safety PrecautionsPage Specifications SpecificationsMDG75V Component Identification Page Location Requirements Installation ProceduresUNPACKING/SETTING UP Dryer Enclosure Requirements Fresh AIR Supply Requirements General Exhaust Ductwork Information Exhaust RequirementsPage Page Multiple common Dryer Venting Importantventingreminders Electrical Requirements Electrical InformationMust be Provided SINGLE-PHASE 1Ø Electrical Connections Leads Important a Circuit Servicing Each Dryer Must be Provided Page MDG75V GAS GAS Information Type of GAS Page Page Preparation for OPERATION/START-UP GAS Models only Preoperational TestsBasket Tumbler Coating Shutdown Instructions Preoperational InstructionsService SERVICE/PARTS InformationParts Cleaning Routine MaintenanceSuggested Cleaning Schedule Lubrication Adjustments Lint Drawer Removal Microprocessor Controller Computer Models TroubleshootingBlower motor is not operating does not start Microprocessor controller computer display reads dSFL GAS Models only Dryer operates but is taking too long to dry Dryer is making scraping noise at basket tumbler area Data Label Data Label InformationSerial Number Sectionviii Procedure for Functional Check Replacement ComponentsPage 113160 1 11/27/02-25