Lincoln Electric IM481-B manual Enhanced Diagram

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NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement. Give the equipment code number.

Enhanced Diagram

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Contents Safety Depends on You IM481-BSafety Electric Shock can kill Welding and Cutting Sparks can Cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcPlease Examine Carton and Equipment For Damage Immediately Table of Contents Output Control LOCAL-REMOTE Switch Meanings of Graphic SymbolsPower ON-OFF Switch Output Control DialVoltmeter Switch Circuit BreakerThermal Protection Light Rating Plate Degree of protection provided by the enclosureChassis Ground Connection Earth Ground ConnectionSignifying the Earth Ground Connection Signifying the Chassis Ground ConnectionRecommended Processes & Equipment Operational Features & ControlsGeneral Machine Description Design SummaryWATER COOLER CONNECTOR Auxiliary Power ConnectionsRemote Control Connections Case FeaturesMachine & Circuit Protection Thermal Protection Light ParallelingMETER OPTION Technical Specifications Input Power Connections InstallationSafety Precautions FALLING EQUIPMENT can causeOutput Cables Installation of Field Installed OptionsOutput Cable Connections Electric Shock can killWire Feeder Control Cable Connections Undercarriages K817P, K841Connection of CV 500-I to LN-22 or LN-25 Operating Instructions Power Source OperationSafety Precautions ELECTRIC SHOCK can kill Duty Cycle Amps VoltsFront View of 14-PIN Connector Receptacle PIN LEAD NO FunctionTerminal Strip Connections VAC Auxiliary Power for Water Cooler Routine MaintenanceMachine and Circuit Protection Troubleshooting HOW to USE Troubleshooting GuideTROUBLESHOOTING GUIDE Trouble Cause What To DoFaulty Output Control potentiometer Trouble Cause What To Do Power I/O Switch Check Connecting the Remote Control to the MachineFault Protection Operation Output VoltagePower Diode Test Remote Control CheckPower Rectifier Bridge Assembly Checking Procedure Power Silicon Controlled Rectifier TestRubber Boot Gate leads plug to Control P.C. board To plug To T1 main transformerEnhanced Diagram Page Page Precaucion Warnung