Lincoln Electric IM481-B manual Safety Depends on You

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IM481-B

CV 500-I	February, 2011

For use with machines Codes 10088 thru 10092, 10277, 10278, 11356

Safety Depends on You

Lincoln arc welding and cutting equipment is designed and built with safety in mind. However, your overall safety can be increased by proper installation

... and thoughtful operation on your part. DO NOT INSTALL,

OPERATE OR REPAIR THIS

EQUIPMENT WITHOUT READ-

ING THIS MANUAL AND THE

SAFETY PRECAUTIONS CON-

TAINED THROUGHOUT. And,

most importantly, think before you act and be careful.

OPERATOR’S MANUAL

• World's Leader in Welding and Cutting Products •

• Sales and Service through Subsidiaries and Distributors Worldwide •

Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com

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Contents IM481-B Safety Depends on YouSafety Electric Shock can kill Iii Welding and Cutting Sparks can Cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéPlease Examine Carton and Equipment For Damage Immediately Table of Contents Power ON-OFF Switch Meanings of Graphic SymbolsOutput Control LOCAL-REMOTE Switch Output Control DialCircuit Breaker Voltmeter SwitchThermal Protection Light Degree of protection provided by the enclosure Rating PlateSignifying the Earth Ground Connection Earth Ground ConnectionChassis Ground Connection Signifying the Chassis Ground ConnectionGeneral Machine Description Operational Features & ControlsRecommended Processes & Equipment Design SummaryRemote Control Connections Auxiliary Power ConnectionsWATER COOLER CONNECTOR Case FeaturesParalleling Machine & Circuit Protection Thermal Protection LightMETER OPTION Technical Specifications Safety Precautions InstallationInput Power Connections FALLING EQUIPMENT can causeOutput Cable Connections Installation of Field Installed OptionsOutput Cables Electric Shock can killUndercarriages K817P, K841 Wire Feeder Control Cable ConnectionsConnection of CV 500-I to LN-22 or LN-25 Safety Precautions ELECTRIC SHOCK can kill Power Source OperationOperating Instructions Duty Cycle Amps VoltsPIN LEAD NO Function Front View of 14-PIN Connector ReceptacleTerminal Strip Connections Routine Maintenance VAC Auxiliary Power for Water CoolerMachine and Circuit Protection HOW to USE Troubleshooting Guide TroubleshootingTrouble Cause What To Do TROUBLESHOOTING GUIDEFaulty Output Control potentiometer Trouble Cause What To Do Fault Protection Operation Connecting the Remote Control to the MachinePower I/O Switch Check Output VoltagePower Rectifier Bridge Assembly Checking Procedure Remote Control CheckPower Diode Test Power Silicon Controlled Rectifier TestRubber Boot To plug To T1 main transformer Gate leads plug to Control P.C. boardEnhanced Diagram Page Page Precaucion Warnung