American Dryer Corp MDG-75 manual Blower/Fan motor is not operating does not start

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D.Drive motor operates okay for a few minutes, then stops and will not restart...

1.Motor is overheating and tripping out on internal overload protector ...

a.Motor air vents clogged with lint.

b.Low voltage to motor.

c.Failed motor.

d.Tumbler (basket) is binding... check for an obstruction.

e.Failed idler bearings or tumbler bearings.

E.Blower/Fan motor is not operating (does not start)...

1.Failed blower (impellor and fan) motor contactor (relay).

2.Failed blower (fan and impellor) motor.

F.Blower/Fan motor operates okay for a few minutes, then stops and will not restart...

1.Motor is overheating and tripping out on internal overload protector ...

a.Motor air vents clogged with lint.

b.Low voltage to motor.

c.Failed motor.

d.Failed blower (impellor and fan)...out of balance.

G.Both drive motor and blower (impellor and fan) motor (Reversing Models ONLY) not operating (do not start) and indicator light is on...

1.Fault at L1 or L2 terminations between the terminal block and contactors (relays).

2.Failed contactors (both blower [fan and impellor] and drive ).

3.Failed motors (both blower [fan and impellor] motor and drive motor).

H.Heating unit is not operating (no heat)...no voltage at heating unit (i.e., Gas Model - HSI module) when dryer is first started...

GAS MODELS ...

1.Fault in sail switch circuit ...

a.Sail switch is out of adjustment or has failed.

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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$1 Page Page Preparation for OPERATION/START-UP Preoperational Tests Gas DryersPage Preoperational Instructions Shut Down Instructions SERVICE/PARTS Information ServiceParts Warranty Information Returning Warranty CardsRoutine Maintenance CleaningDays Adjustments Days After Installation and Every 6 Months ThereafterProcedure for Functional Check Replacement Components Page Page Reversing Timer Spin and Dwell Adjustments 1* /*1’Technical Information Data LabelApplicable Approval Seals Troubleshooting From the Machine Toallowaccess for CLEANING,ADJUSTING70 3$ 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