American Dryer Corp MDG-75 manual Dryer operates but is taking too long to dry

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

1.Exhaust duct work run is too long or is undersized... back pressure cannot exceed 0.3 inches water column (W.C.).

2.Restriction in duct work ...

a.Dryer back draft damper is sticking partially closed.

b.Restriction and obstruction in duct work ...

1)Check duct work from the dryer all the way to the outdoors.

3.Insufficient make-up air.

4.Impellor (fan and blower) is rotating in the wrong direction only (for 3ø Models ONLY).

5.Lint screen is dirty or is not being cleaned often enough.

6.Inadequate air flow ...

a.Impellor (fan and blower) failure.

GAS MODELS ...

1)Low or inconsistent gas pressure.

Natural Gas pressure - must be between a consistent 3.5 inches of water column (W.C.). L.P. (liquid propane) Gas pressure - must be a consistent 10.5 inches of water column (W.C.).

2)Poor air and gas mixture at burner (too much gas or not enough air) at the burner...yellow or poor flame pattern ...

a.Not enough make-up air.

b.Restriction in the exhaust.

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Contents MDG-75 Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Section Procedure for Functional Check of Replacement Section Important InformationSafety Precautions What to do if YOU Smell GASPage SPECIFICATIONS/COMPONENT Identification SpecificationsSpecifications Component Identification Dryer Rear View Illus. No Installation Procedures Location RequirementsUNPACKING/SETTING UP Dryer Enclosure Requirements Fresh AIR Supply Exhaust Requirements Not be Reduced Anywhere Down Stream of the Dryer Page Page Electrical Information MDG-75 GAS Page 3+$6 ‘ /&75,&$/&211&7,216/$6 Page Page GAS Information 48, 3523$1 Page Page Preparation for OPERATION/START-UP Preoperational Tests Gas DryersPage Preoperational Instructions Shut Down Instructions Parts SERVICE/PARTS InformationService Warranty Information Returning Warranty CardsRoutine Maintenance CleaningDays Adjustments Days After Installation and Every 6 Months ThereafterProcedure for Functional Check Replacement Components Page Page Reversing Timer Spin and Dwell Adjustments 1* /*1’Technical Information Data LabelApplicable Approval Seals Troubleshooting From the Machine Toallowaccess for CLEANING,ADJUSTING70 3$ Microprocessor Computer Models Blower and Fan motor is not operating does not start Loose connection in main door switch circuit Page GAS Models Failed microprocessor controller computer Dryer operates but is taking too long to dry Page AA. Condensation on main door glass Timer Models Blower/Fan motor is not operating does not start Page Dryer operates but is taking too long to dry Page Condensation on main door glass Page 01/07/998-50