American Dryer Corp MLG-460 manual

Page 77

If the de-energizing time is incorrect:

Adjust the “time adjust” on the stop motion detector module and retest.

If the input #0, 10 on the PLC (Programmable Logic Controller) is not on after several rotations of the tumbler (basket):

Check fuse #2 and replace if necessary.

Rotate the tumbler (basket) using the pendant control in ”LOAD POSITION.” Does the module’s L.E.D. (light emitting diode) respond?

If yes, adjust the “sense time” until the L.E.D. (light emitting diode) stays on for 12 to 15 seconds after the tumbler (basket) stops, then refer to Section 7a on page 72.

If no, check:

Inductive proximity sensor for damage.

Sensor distance from targets is 3/16”. The proximity sensor is located in the same area as the tumbler junction box.

Inductive proximity adjustment.

Tumbler (basket) target.

Stop motion detector module.

Circuit wiring;

Refer to the dryer’s Main Panel Wiring Diagram, dryer’s Tumbler Junction Box Wiring Diagram.

73

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Contents MLG-460 Retain This Manual In a Safe Place For Future Reference For Your Safety Page Table of Contents Troubleshooting TOC Service PartsReturning Warranty Cards Parts Returning Warranty Parts 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 ServiceReturning Warranty Parts Returning Warranty CardsWarranty Page Troubleshooting Probable Causes Power MalfunctionsPossible Solutions 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 Ignition Burner Controller Input Signal ComponentsIntroduction Burner Section Input Circuit Component DescriptionLoad 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 Rear Down Switch LS2 Front Door SwitchLint Drawer Proximity Switches Base Section Electrical MalfunctionsProbable Solutions Lint Chamber Pressure Switch PS3Tumbler Basket Tilt Problems Level Fault 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 CausesMotor Fault Screen FaultGAS Fault AIR Fault