American Dryer Corp MLS-460 manual

Page 37

1)Front Panel Electrical Connections:

a)Front Position Switch Disconnect Plug;

The front door position switch disconnect plug is located on the left side of the front doors. Disconnect this plug and feed the cable through the right hand side of the tumbler (basket) section.

b)Intake Temperature Probe Disconnect Plug;

The intake temperature probe disconnect plug is located in the burner and heater section, just above the 25 HP motor. Disconnect this plug and route through the hole located on the right of the front panel.

2)Rear Panel Electrical Connection Plug;

a)Rear Panel Controls Disconnect Plug;

The rear panel controls disconnect plug is located behind the rear panel controls. Disconnect this plug and feed through hole towards the left hand drum motor section.

b)Rear Door Position Switch Disconnect Plug;

The rear door position switch disconnect plug is located on the left side of the rear doors. Disconnect this plug and feed the cable through the right hand side of the tumbler (basket) section.

Put a block of wood under the tumbler (basket); loosen and back out the tumbler (basket) shaft support bearings so that the drive wheel lines up with the large hole in the frame. The drive wheel taper lock bushing can now be loosened and removed through the hole in the frame, and the drive wheel pulled out of the dryer through this hole. Before backing out the tumbler (basket) shaft bearings mark their position on the frame to make reassembly easier.

5.Tumbler (Basket) Retaining Wheels

There are eight (8) 4-7/16” (11.27 cm) diameter retaining wheels which stabilize the tumbler’s (basket’s) position from front to back. Four (4) of these are mounted on the front panel of the dryer (two [2] on the left side and two [2]) on the right side), and four (4) are mounted on the rear panel (two [2]) on the left side and two [2] on the right side). Access to these wheels is obtained by removing the vertical front and rear panel covers.

33

Image 37

Contents MLS-460 Installation/Operator’s Manual Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Power Malfunctions ServiceMotors Important Information SectionExplosion could Result Safety PrecautionsPage Specifications SPECIFICATIONS/DIMENSIONSDimensions Reassembly of Dryer Installation ProceduresReattach The Control Pendant Arm 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 Electrical Requirements Electrical RequirementsLatest Edition MLS-460 Steam Electrical Service SpecificationsPage Fresh AIR Supply Requirements Steam Requirements Steam InformationShut Down Instructions Preparation for Operation PRE START-UPCleaning Routine MaintenanceSuggested Cleaning Schedule Clean any lint accumulation from inside the heat consoleMonthly 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 Service SERVICE/PARTS InformationParts Returning Warranty Cards Warranty InformationWarranty Returning Warranty PartsPage Troubleshooting Table of Contents Number TroubleshootingVerify red Sprinkler Power on main panel to be illuminated Power MalfunctionsMain Disconnect Will Not Turn On 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 a If NO, refer to b 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 Load Level Unload Tumbler Reverse Tumbler Forward Pendant Control MalfunctionsSEL a = Load SEL B = Unload Tumbler Reverse Pendant --- PB2Tumbler Forward Pendant --- PB1 Wiring Back to PLC Programmable Logic Controller Fuse 4 on Main Electrical Panel Faulty SwitchesMLS-460 Pendant Assembly Diagram Wiring DiagramDisconnect Plug Faulty Switch Wiring Back to TB1 Temperature SensingAnother Emergency Stop E-Stop Button 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 LS-460 Idling LS-460 Running ADC113073 1- 01/14/00-15