Lincoln Electric IM612 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 (SYMPTOMS)”. 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 possibili- ties that may contribute to the machine symptom.

Step 3. RECOMMENDED COURSE OF ACTION

This column provides a course of action for the Possible Cause.

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

WARNING

ELECTRIC SHOCK can kill.

Do not touch electrically live parts such as output terminals or internal wiring.

ENGINE EXHAUST can kill.

• Use in open, well ventilated areas or vent exhaust outside.

MOVING PARTS can injure.

Do not operate with doors open or guards off.

Stop engine before servicing.

• Keep away from moving parts.

Remove guards only when necessary and replace when work requiring removal is complete.

Only qualified personnel should install, use or service this equipment.

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 8+ DIESEL

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Contents Ranger 8 + Diesel California Proposition 65 Warnings SafetyElectric Shock can kill Cylinder may explode if damaged Sûreté Pour Soudage a L’Arc Précautions DE SûretéThank You Engine ServiceTable of Contents Vii Technical Specifications Ranger 8+ Diesel K1632-1 InstallationInstallation Instructions OIL PRE-OPERATION Engine ServiceAdditional Safety Precautions LiftingFuel Battery ConnectionsSpark Arrester Welding Cable Connections Electrical ConnectionsTotal Combined Length of Electrode and Work Cables Machine GroundingPremises Wiring Auxiliary Power RECEPTACLES, PLUGS, and HAND-HELD EquipmentCircuit Breakers Figure A.1 Connection of Ranger 8+ Diesel to Premises WiringOperation Design FeaturesOther Features Auxiliary PowerRecommended Applications Additional Safety PrecautionsDiesel Engine LimitationsFigure B.1 Output Panel Controls Machine Controls Controls and SettingsOperation Stopping the Engine Engine OperationBefore Starting the Engine Starting the EngineTable B.1 Typical Ranger 8+ Diesel Fuel Consumption BREAK-IN PeriodWelding Operation TIG Constant Current Welding Wire Feed Welding Processes Constant VoltageWelding Process Stick Constant Current WeldingSummary of Welding Processes Simultaneous Welding and Power Loads Auxiliary PowerTable B.4 Figure B.3 115V Duplex Receptacles 115/230 Volt Dual Voltage ReceptacleGeneral Options Accessories AccessoriesTIG Welding Options Accessories Semiautomatic Fcaw and MIG Welding Options / Acces Sories Connection of Ranger 8+ Diesel to LN-7 & K240 Contactor KIT Accessories Connection DiagramsSafety Precautions MaintenanceRoutine Maintenance Slip Rings Engine AdjustmentsBattery Engine Maintenance ComponentsHOW to USE Troubleshooting Guide TroubleshootingTroubleshooting Engine will not go to high idle Poor work lead connection to Troubleshooting Diagrams Maximum Overall Dimensions Ranger 8+ How To Read Shop Drawings Precaucion Warnung