American Dryer Corp MLG31PCA installation manual Sectionviii, Troubleshooting

Page 41

SECTIONVIII

TROUBLESHOOTING

IMPORTANT: YOU MUST DISCONNECTAND LOCKOUT THE ELECTRIC SUPPLY AND THE GAS SUPPLY BEFORE ANY COVERS OR GUARDS ARE REMOVED FROM THE MACHINE TO ALLOWACCESS FOR CLEANING, ADJUSTING, INSTALLATION, OR TESTING OFANY EQUIPMENT PER 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 ... and not necessarily the suspected component itself.

Electrical parts should always be checked for failure before being returned to the factory.

The information provided should not be misconstrued as a handbook for use by an untrained person making repairs.

IMPORTANT: When replacing blown fuses, the replacement must be of the exact rating as the fuse being replaced.

WARNING: ALL SERVICE AND TROUBLESHOOTING SHOULD BE PERFORMED BYA QUALIFIED PROFESSIONAL OR SERVICE AGENCY.

WARNING: WHILE MAKING REPAIRS, OBSERVE ALLSAFETY PRECAUTIONS DISPLAYED ON THE DRYER OR SPECIFIED IN THIS MANUAL.

A.No light emitting diode (L.E.D.) display...

1.Service panel fuse blown or tripped breaker.

2.Blown control circuit fuse (3AG 1/2-Amp [Slo Blo] Fuse).

3.Failed Dual Microprocessor Controller (DMC) computer.

B.Basket (tumbler) does not start, but motor and DMC computer motor L.E.D. dot and motor output L.E.D. indicators are on...

1.DMC computer indicator is on...

a.Failed motor contactor/relay.

b.Failed motor.

37

Image 41
Contents MLG31PCA 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 71-1/2 SpecificationsGas Location of the Dryer Installation ProceduresUNPACKING/SETTING UP Page Dryer Enclosure Requirements Fresh AIR Supply Requirements Exhaust Requirements Page Page Page Page Page Page Electrical Requirements Electrical InformationLG31PCA GAS Information Type of GAS Typical GAS Connections Page Page Preoperational Tests Preparation for OperationPage Basket Tumbler Coating Shut Down Instructions Starting the Dryer Operating InstructionsPage Page Parts SERVICE/PARTS InformationService Warranty Warranty InformationReturning Warranty Cards Suggested Cleaning Schedule Routine MaintenanceCleaning Lubrication AdjustmentsSectionviii TroubleshootingFailed motor contactor/relay DMC computer L.E.D. display reads dSFL Failed keyboard touch pad label assembly Failed DMC computer If the dryer is equipped with optional battery back-up Dryer operates, but is taking too long to dry Condensation on main door glass Procedure for Functional Check Replacement Components Page Optional Gas Piping Kit Part No 1 02/11/02-20 05/01/02-250