American Dryer Corp MDG-75 Troubleshooting, From the Machine Toallowaccess for CLEANING,ADJUSTING

Page 48

SECTION X

TROUBLESHOOTING

WARNING: YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and

THE GAS SUPPLY BEFOREANYCOVERS or GUARDSARE REMOVED

FROM THE MACHINE TOALLOWACCESS FOR CLEANING,ADJUSTING,

INSTALLATION, orTESTINGOFANYEQUIPMENTper OSHA (Occupational

Safety and HealthAdministration) STANDARDS.

The information provided will help isolate the most probable component(s) associated with the difficulty described. The experienced technician realizes, however, that a loose connection or broken/shorted wire may be at fault where electrical components are concerned ... not necessarily the suspect component itself. Electrical parts should always be checked for failure before being returned to the factory.

IMPORTANT: When replacing blown fuses, the replacement must be being replaced. The information provided should not book for use by an untrained person in making repairs.

of the exact rating as the fuse be misconstrued as a hand-

WARNING: ALL SERVICE and TROUBLESHOOTING SHOULD BE PERFORMED BYA QUALIFIED PROFESSIONAL or SERVICE AGENCY.

WARNING: WHILE MAKING REPAIRS, OBSERVE ALL SAFETY PRECAUTIONS DISPLAYED ON THE DRYER or SPECIFIED IN THIS MANUAL.

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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