Lincoln Electric IM931 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 250 LPG

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Contents
Ranger 250 LPG California Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéThank You Table of Contents Series Section DSection E Section FTechnical Specifications Ranger 250 LPG K2336-2 InstallationMachine Specifications Ranger 250 LPG Engine K2336-2 Safety Precautions Fuel PRE-OPERATION ServiceTighten by hand Engine Cooling System Battery ConnectionRemote Control OILElectrical Connections Standby Power Connections Auxiliary Power ReceptaclesGND Connection of Ranger 250 LPG to PremisesAcross-The-Arc Model Connection of Lincoln ELEC- Tric Wire FeedersConnection of LN-15 Wire Feeder to the Ranger 250 LPG Connection of LN-7 or LN-8 to the Ranger 250 LPGConnection of Prince Spool Gun to the Ranger 250 LPG Connection of the LN-25 to the Ranger 250 LPGGeneral Description Design FeaturesAdditional Safety Precautions OperationWelding Controls Weld Mode Selector SwitchARC Control Engine Controls Typical Ranger 250 LPG Fuel Consumption Welder OperationStopping Duty CycleTIG Welding Wire WELDING-CVTypical Current Ranges 1 for Tungsten ELECTRODES2 ARC Gouging Auxiliary PowerRanger 250 LPG Extension Cord Length Recommendations T12153-9 50 AMP, 120/240V Power Plug AccessoriesRecommended Optional Equipment Engine Maintenance Components MaintenanceKohler Engine Engine OIL Refill Capacities AIR Cleaner Service AIR PRE-CLEANER Service Engine OIL ChangeAIR Filter Paper Element Spark Plug ServiceSpark Plug Charging the Battery Engine Adjustment Overspeed is HazardousBattery Maintenance Cleaning the BatteryGfci Receptacle Testing and RESET- Ting Procedure Welder / Generator MaintenanceHOW to USE Troubleshooting Guide TroubleshootingPersists,Contact your local Service FacilityLincoln Authorized Field Contact your local Lincoln Cause Course of ActionTroubleshooting Troubleshooting Diagrams Diagrams Diagrams Diagrams Diagrams Engine Welders /LN-8 Connection Diagram Diagrams Diagrams Diagrams Diagrams Diagrams Ranger 250 LPG Dimension PrintRanger 250 LPG Ranger 250 LPG Precaucion Warnung
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