Sterling 882, 0, 238 manual Troubleshooting, Powder Hopper Loaders

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7

Troubleshooting

 

 

 

Powder Hopper Loaders

 

 

 

 

 

Problem

Possible cause

Solution

 

No power to control box.

Plug in power cord. Check

 

main disconnect.

 

 

 

Power switch is off.

Turn ON control box.

 

Fuse is blown.

Replace the MDL 10 fuse.

 

The bin below the hopper

Unit resumes operation when

 

the material level drops; this is

 

loader is filled to capacity.

 

normal.

 

 

 

Fouled flapper discharge

Remove obstruction; check for

 

free movement of flapper

Hopper loader does not

valve.

assembly.

 

work.

Build-up on flapper.

Clean and readjust for material

 

flow characteristics.

 

 

 

Loose control wiring.

Secure all terminal

 

connections.

 

 

 

Blowback and motor

Reattach blowback and/or

 

connections are not secure.

motor connections.

 

Power switch has failed.

Replace switch.

 

Reed switch has failed.

Replace reed switch, adjust

 

magnet.

 

 

 

Circuit board has failed.

Replace circuit board.

 

The bin below the hopper

Unit resumes operation when

 

the material level drops; this is

 

loader is filled to capacity.

 

normal.

 

 

Vacuum motor does not

Motor assembly is not properly

Plug motor assembly into the

connected to the controller.

controller enclosure.

work.

Fuse is blown.

Replace fuse with an MDL 10

 

 

fuse.

 

 

 

Motor requires servicing.

Repair or replace motor as

 

needed.

 

 

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Powder Hopper Loaders

Image 36
Contents Powder Hopper Loaders Powder Hopper Loaders Safety Considerations Wear Safety Glasses and Work GlovesAnnex B Information Table of Contents Maintenance Accessories General InformationIntroduction Equipment FunctionCustomer Service Necessary DocumentsSystem Capabilities Models Covered in this Manual Standard Features Powder Hopper LoadersSafety Work RulesTools and Equipment Needed Mechanical Installation Safety ConsiderationsReporting a Safety Defect General ResponsibilityOperator Responsibility RememberMaintenance Responsibility Powder Hopper Loaders Safety Safety Circuit StandardsDescription and Objectives Safety Device Lock-Outs Fail Safe OperationLock-Outs, Plugs, and Other Safety Devices Line Cord PlugMaximum Machine-Side Throughput Shipping Information Unpacking and InspectionEvent of Shipping Damages United Parcel Service Shipment If the Shipment is Not CompleteParcel Post Shipment If the Shipment is Not Correct ReturnsInstallation & Setup Necessary ToolsMounting Powder Hopper Loaders Mounting Tips Attaching the Pickup WandMaking Compressed Air Connections Making Electrical Connections Pre-Startup Checklist OperationOperating Sequence Autoloadert M Starting the Loader Changing the Conveying SequenceSelecting the Most Efficient Loading Sequence Conveying Sequence DIP Switch Chart, Program A0536814 Powder Hopper Loaders 6Maintenance Routine MaintenanceCleaning Filters Checking Flex Hose for WearReplacement and Reassembly Replacing Motor BrushesRemoving Old Motor Brushes Seating Motor Brushes Troubleshooting Powder Hopper LoadersPowder Hopper Loaders Cont’d Loader Options Spare Parts Overview Component Identification and LocationTechnical Assistance Contact Information for Technical AssistanceReturned Material Policy Credit ReturnsWarranty Returns 11Safety Tag Information Powder Hopper Loader Safety TagsPushbutton and Keypad Tags Button PositionLoader Identification Serial Number Tag Located on back of mixing chamberModel Number 50E Max Capacity 227 KG/HR

238, 0, 882 specifications

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