Lincoln Electric IM742-A manual 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 Lincoln Electric 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 Lincoln Authorized Field Service Facility.

If you do not understand or are unable to perform the Recommended Course of Action safely, contact your local Lincoln 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 Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

RANGER 305G

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Contents Ranger 305 G California Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéPlease Examine Carton and Equipment For Damage Immediately Thank YouTable of Contents Section D ViiSection E Section FHeight Width Depth Weight InstallationAIR Cleaner Engine Idler Muffler Engine Protection Lubrication Valve Lifters Fuel System GovernorMachine Specifications Ranger 305G K1726-1 Location and Ventilation Safety PrecautionsAdditional Safety Precautions Battery Connection PRE-OPERATION Engine ServiceRemote Control OILMachine Grounding Electrical ConnectionsWelding Terminals Welding Output CablesStandby Power Connections Auxiliary Power ReceptaclesConnection of Ranger 305G to Premises Wiring Connection of an LN-23P Wire Feeder to the Ranger 305G Connection of Lincoln Electric Wire FeedersGeneral Description Design FeaturesOperation Welding Controls Output Control Weld Mode Selector SwitchDigital Output Meters ARC ControlWire Feeder Voltmeter Switch Weld Terminals Control SwitchWeld Output Terminals with Flange NUT PIN AmphenolTypical Ranger 305G Fuel Consumption StoppingWelder Operation TIG Welding Wire WELDING-CVTypical Current Ranges 1 for Tungsten ELECTRODES2 Ranger 305G Extension Cord Length Recommendations Auxiliary PowerARC Gouging Accessories Kohler Engine MaintenanceEngine Maintenance Components Engine AIR Filter Paper Element Spark Plug ServiceSpark Plug Battery Maintenance Engine AdjustmentFuel Filter Servicing Optional Spark ArrestorWelder/Generator Maintenance HOW to USE Troubleshooting Guide TroubleshootingContact your local Lincoln Authorized Field Service Facility Is Evident.Authorized Field Service FacilityWelding without a control cable Contact your local Lincoln Authorized Field Service FacilityStick Diagrams Diagrams Diagrams Diagrams Diagrams S24787-6 Engine Welders /LN-8 Connection DiagramDiagrams Diagrams Diagrams Diagrams Diagrams G3743 Ranger 305G Wiring Diagram for CodeAmmeter G4285Dimension a Dimension Print Ranger 305GDimension B 23.50Ranger 305G New Lessons in Arc Welding How To Read Shop DrawingsNeed Welding Training? Basic CoursePrecaucion Warnung
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