American Dryer Corp MLG-460 manual Following is for 2-Door Models only

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d)Tumbler Junction Box

This enclosure interfaces the tumbler’s electrical hardware, to the Main Electrical Panel. The disconnect plug, attached to this enclosure, provides a means of electrical separation of these tumbler (basket) section, for shipping.

Refer to ML-460 Tumbler Junction Box Diagram for detailed wiring information.

The following is for 2-Door Models ONLY

e) Unload 1 “Rear Panel” – SEL 4

This is normally open, two (2) position, selector switch for unloading the dryer from the rear. Once the selector switch is turned to “1,” Pendant control functions are disabled, rear doors open, and the dryer front tilts up.

f) DRUM FORWARD “Rear Panel” – PB3

This push button switch comprises of two individual switches; one normally closed and one normally open. One switch is for a drum forward signal to the PLC (Programmable Logic Controller); the other switch is for an electrical interlock to the DRUM REVERSE push button.

g) DRUM REVERSE “Rear Panel” – PB4

This push button switch comprises of two (2) individual switches; one normally closed and one normally open. One switch is for a drum reverse signal to the PLC (Programmable Logic Controller); the other switch is for an electrical interlock to the DRUM FORWARD push button.

h) EMERGENCY STOP (E-Stop) “Rear Panel” – PB7

This push button switch is normally closed device and is located on the right rear panel of the dryer. Its function is to shut down the control voltage to the dryer in the event it is pressed.

NOTE: The EMERGENCY STOP (E-Stop) WILL NOT disengage the sprinkler circuit power.

2.Rear Panel Control Problems EMERGENCY STOP (E-Stop) Function

a)PROBABLE CAUSES;

1a) Rear panel disconnect plug

2a) Defective switch

3a) Wiring back to the main electrical enclosure

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Contents MLG-460 Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Returning Warranty Cards Parts Returning Warranty Parts Service PartsTroubleshooting TOC Section What to do if YOU Smell GAS Safety PrecautionsPage Specifications SpecificationsSpecifications Reassembly of Dryer Installation ProceduresPage Page Location Requirements Internal AIR, Electric and Water Connections Page Page Page Page Page Left Drum Motor External Supply Connections Page Page Electrical Requirements Electrical RequirementsMLG-460 Page Fresh AIR Supply Requirements Preparation for Operation PRE START-UPCleaning Routine MaintenanceMonthly Component System Descriptions Page Page Main AIR Blower and Heat Reclaimer System Page Compressed AIR System Page Page GAS Burner and Ignition System Switch #2 Intermittent Pilot Page Page Page Page Page Page Page Safety Devices Door Open Parts ServiceWarranty Returning Warranty CardsReturning Warranty Parts Page Troubleshooting Possible Solutions Power MalfunctionsProbable Causes No Control Power Blue Light Off Machine Main Power Shuts Down Blue Indicator Off 2CRB Sprinkler Circuit Description Page Front Panel Blue Light and RED Light on Possible Solutions Unless the Water Valve to the Sprinkler is Closed General DescriptionBurner Section Input Circuit Component Description Burner Controller Input Signal ComponentsBurner Ignition IntroductionLoad Door Switch DS1B Stop Detector Relay Contact SMD no Output Signal Component DescriptionGAS Fault Message gas system only Heater Fault Message Possible Solutions Page Page AIR Fault Message HI-TEMP Fault Message Possible Solutions Drum Fault Message Page Tumbler Basket Section Electrical Components Tumbler Basket Section Electrical MalfunctionsFollowing is for 2-Door Models only Rear Panel Control Problems Probable Causes Possible Solutions PLC OUT PIN 7 = Unload Door Open PLC OUT PIN 10 = Front UP Unload 1 Selection Probable CausesDoor Open Problem Drum Fault Message Malfunction Probable Causes Page Base Section Electrical Malfunctions Front Door SwitchRear Down Switch LS2 Lint Drawer Proximity SwitchesTumbler Basket Tilt Problems Level Fault Lint Chamber Pressure Switch PS3Probable Solutions Page Lint Screen Mechanism Problem Screen Fault Lint Chamber Air Pressure Problem AIR Fault Pendant Electrical Components Pendant Control MalfunctionsVerify Pendant Electrical Signals ML-460 Pendant Assembly Diagram Temperature Sensing Page Temperature Measurement and Sensing Problems Motors Circuit Wiring to the Analog Input ModuleMotor Protection Device Descriptions Motor Actuation Problems Probable CausesAIR Fault Screen FaultMotor Fault GAS Fault