Lincoln Electric DX450 specifications HOW to USE Troubleshooting Guide

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TROUBLESHOOTING

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HOW TO USE TROUBLESHOOTING GUIDE

WARNING

Service and Repair should only be performed by Factory Trained Personnel. Unauthorized repairs performed on this equipment may result in danger to the technician and machine operator and will invalidate your factory warranty. For your safety and to avoid Electrical Shock, please observe all safety notes and precautions detailed throughout this manual.

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This Troubleshooting Guide is provided to help you locate and repair possible machine malfunctions. Simply follow the three-step procedure listed below.

Step 1. LOCATE PROBLEM (SYMPTOM).

Look under the column labeled “PROBLEM (SYMP- TOMS)”. This column describes possible symptoms that the machine may exhibit. Find the listing that best describes the symptom that the machine is exhibiting.

Step 2. POSSIBLE CAUSE.

The second column labeled “POSSIBLE CAUSE” lists the obvious external possibilities that may contribute to the machine symptom.

Step 3. RECOMMENDED COURSE OF ACTION This column provides a course of action for the Possible Cause, generally it states to contact your local Authorized Field Service Facility.

If you do not understand or are unable to perform the Recommended Course of Action safely, contact your local Authorized Field Service Facility.

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

DX450 (RED-D-ARC)

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Contents RED-D-ARC Safety DX450 RED-D-ARCElectric Shock can kill Welding and Cutting Sparks can Cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcThank You Customer Assistance PolicyTable of Contents Section D Section ESection F SeriesInstallation Technical Specifications DX450 K2712-1Location and Ventilation Safety PrecautionsVRD Voltage Reduction Device PRE-OPERATION Engine Service Vehicle MountingTowing OILBattery Connection Remote ControlFuel Engine Cooling SystemElectrical Connections Duplex Receptacles and Gfci Modules Auxiliary Power ReceptaclesStandby Power Connections Connection of DX450 to Premises Wiring XyzConnection of Lincoln Electric Wire Feeders Connection of LN-7 or LN-8 to the DX450 Shut the welder offConnection of LN-15 to the DX450 Shut the welder off Across The-Arc ModelInstallation Operation General DescriptionWeld Mode Selector Switch Figure B.1Wire Feeder Voltmeter Switch Table B.1Engine Controls Glow Plug Push ButtonStarting the Engine Table B.2Stopping the Engine Welder OperationConstant Current CC-STICK Welding Duty CycleTable B.3 TIG WeldingTypical Current Ranges 1 for Tungsten ELECTRODES2 Wire WELDING-CV Auxiliary PowerARC Gouging PlusAccessories Field Installed Options / AccessoriesWire Feeder Options TIG OptionsMaintenance Routine MaintenanceOIL Filter Change AIR CleanerEngine OIL Change Servicei Instructions Bleeding the Fuel System Cooling System Tightening the FAN Belt Servicing Optional Spark Arrestor Engine AdjustmentBattery Maintenance Welder / Generator Maintenance Gfci Module Testing and Resetting ProcedureTroubleshooting HOW to USE Troubleshooting GuideField Service Facility Contact your local AuthorizedWelding without a control cable High idle does not work Faulty control cable. Repair or Service Facility Your local Authorized FieldDiagrams DX450 RED-D-ARCDiagrams Diagrams Diagrams Diagrams Diagrams DX450 RED-D-ARC Wiring Diagram Dimension PrintDX450 RED-D ARCDX450 RED-D-ARC DX450 RED-D-ARC Precaucion Warnung
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