American Dryer Corp ADS-464 II manual Troubleshooting Table of Contents Number

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SECTION IX

TROUBLESHOOTING

IMPORTANT: YOU MUST DISCONNECT and LOCKOUT THE ELECTRICALSUPPLY and THE STEAM 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 components associated with the difficulty described. The experienced technician realizes, however, that a loose connection, or broken or shorted wire may be at fault where electrical components are concerned. DO NOT necessarily suspect the 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 of the exact rating as the fuses being replaced. The information provided should not be misconstrued as a handbook for use by an untrained person in making repairs.

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

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

The following information assumes that the reader has familiarized himself with the introduction to this manual, understands the ADS-464 dryer operation, and has knowledge of the programming features of the dryer.

		PAGE
TROUBLESHOOTING TABLE OF CONTENTS		NUMBER
A.	POWER MALFUNCTIONS	44
B.	TUMBLER (BASKET) SECTION ELECTRICAL MALFUNCTIONS	55
C.	BASE SECTION ELECTRICAL MALFUNCTIONS	63
D.	PENDANT CONTROL MALFUNCTIONS	67
E.	TEMPERATURE SENSING	70
F.	MOTORS	73
G.	PLC (PROGRAMMABLE LOGIC CONTROLLER) ERROR MESSAGES	75

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Contents ADS-464 Installation/Operator’s Manual Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Motors ServicePower Malfunctions Important Information SectionExplosion could Result Safety PrecautionsPage Specifications SPECIFICATIONS/DIMENSIONSDimensions Reattach The Control Pendant Arm Installation ProceduresReassembly of Dryer Reassembly Instructions For Dryers Shipped In Three 3 Pieces Page Location Requirements Air Front Tilt Piston and Sprinkler Lines Internal AIR, ELECTRICAL, and Water ConnectionsPage Electric Tumbler Basket Motors Temperature Probe, Base, and Tumbler Basket DisconnectsPage Pendant Left Drum Motor Tumbler Basket Junction Box DisconnectExternal Supply Connections Condensate return line must be 1-1/4 pipe Exhaust Ducting Page Latest Edition Electrical RequirementsElectrical Requirements ADS-464 Steam Electrical Service SpecificationsPage Fresh AIR Supply Requirements Steam Requirements Steam InformationShut Down Instructions Preparation for Operation PRE START-UPClean any lint accumulation from inside the heat console Routine MaintenanceCleaning Suggested Cleaning ScheduleMonthly Tumbler Basket Support and Drive System Component System DescriptionsPage Page Main AIR Blower and Heat Reclaimer System Heat Reclaimer Adjustment Remove Electricity from the Unit Compressed AIR System Page Safety Devices Door Open Parts SERVICE/PARTS InformationService Returning Warranty Parts Warranty InformationReturning Warranty Cards WarrantyPage Troubleshooting Table of Contents Number TroubleshootingMain Disconnect Will Not Turn On Power MalfunctionsVerify red Sprinkler Power on main panel to be illuminated If NO, refer to paragraph #1 above Sprinkler circuit may be defective Machine Main Power Shuts Down Blue Indicator OffSprinkler Circuit Components 3CR CRB Not UsedSprinkler Circuit Description Page Malfunctioning PLC Programmable Logic Controller Emergency Stop E-Stop Buttons 1, 2,Page General Description PLC Message HI-TEMP FaultPage Page Introduction Tumbler Basket Section Electrical MalfunctionsDrum Rotation Sensor PRS1 Rear Panel Control Problems Emergency Stop E-Stop Function If YES, refer to section #3a If NO, refer to section #3b PLC OUT PIN 1 = Drum Reverse PLC OUT PIN 2 = Drum Forward PLC OUT PIN 7 = Unload Door Open PLC OUT PIN 10 = Front UP DS1-B=LOAD Door Switch DS2-B=UNLOAD Door Switch Wiring Back the PLC Programmable Logic ControllerProbable Solutions Base Section Electrical Malfunctions Wiring Back to the PLC Programmable Logic Controller Lint Drawer Proximity SwitchesPage Probable Causes SEL a = Load SEL B = Unload ADS-464 Pendant Assembly DiagramPendant Control Malfunctions Load Level Unload Tumbler Reverse Tumbler ForwardTumbler Forward Pendant --- PB1 Wiring Diagram Fuse 4 on Main Electrical Panel Faulty SwitchesWiring Back to PLC Programmable Logic Controller Another Emergency Stop E-Stop Button Temperature SensingDisconnect Plug Faulty Switch Wiring Back to TB1 Exhaust RTD Resistive Temperature Device Sens1 Temperature Sensing Component DescriptionsWith the control voltage OFF Motors Circuit Wiring to the Analog Input ModuleVerify current setting Check circuit Check motor Retest ADS-464 Idling ADS-464 Running ADC113074 1- 01/24/00-10