Lincoln Electric IM579 manual HOW to USE Troubleshooting Guide

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TROUBLESHOOTING

HOW TO USE TROUBLESHOOTING GUIDE

WARNING

This Troubleshooting Guide is designed to be used by the machine Owner/Operator. Unauthorized repairs per-formed on this equipment may result in danger to the technician and machine operator and will invalidate your factory warranty. For your safety, please observe all safety notes and precautions detailed in the Safety Section of this manual to avoid electrical shock or danger while troubleshooting this equipment.

This Troubleshooting Guide is provided to help you lo-cate and correct possible machine misad- justments. 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 your machine may exhibit. Find the listing that best describes the symptom that your machine is exhibiting.

Step 2. PERFORM EXTERNAL RECOMMEND-

ED TESTS

The second column labeled “POSSIBLE AREAS OF MISADJUSTMENT(S)” lists the obvious exter- nal pos-sibilities that may contribute to the machine symptom. Perform these tests/checks in the order listed. In gen-eral, these tests can be conducted without removing the case wraparound cover.

Step 3. CONSULT LOCAL AUTHORIZED FIELD SERVICE FACILITY

If you have exhausted all of the recommended tests in step 2, consult 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 Lincoln Electric Field Service Facility for technical assistance.

POWER WAVE 450

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Contents Safety Depends on You Invertec Power WavetmElectric Shock can kill SafetyARC Rays can burn Fumes and Gases can be dangerousFor Electrically pow- ered equipment Welding Sparks can cause fire or explosionCylinder may explode if damaged May be dangerous For Engine powered equipmentElectric and Magnetic Fields Précautions DE Sûreté Please Examine Carton and Equipment For Damage Immediately Thank YouTable of Contents Pulse Pulse and Background Current Range Voltage Range InstallationTechnical Specifications Power Wave High Frequency Precautions Safety PrecautionsInput Connections Select Suitable LocationInput Power Connections Input Voltage Reconnect ProcedureInput Fuse and Supply Wire Considerations Ground ConnectionsOutput Connections Wire Feeder ConnectionsWork and Electrode Cable Connections Water Cooler ConnectionsOperation Safety InstructionsOperating Instructions Fumes and Gases can beSave process information if desired Select your process informationOperational Features and Controls Design Features and AdvantagesSynergic Welding Recommended ProcessesCase Front Controls Controls and SettingsOverview Installing AN OverlayOperating Overlays Name Overlay TypesOverlay Overlay ID Number = PULSE, GMAW, FCAW, and STICK/TIG Process Selection OverlayOperation Then Memory Location # is Empty Weld from Memory OverlayFigure B.6 Weld from MEMORY, Dual Procedure Overlay Weld from MEMORY, Dual Procedure OverlayOperation Position Procedure Dual Wire FEEDERS, Dual Procedure Overlay OptionalRecall from Memory KEY Memory Location Numbers Limits Overlay OptionalOperation Figure B.9 Setup Overlay Setup OverlayPositive Polarity Voltage Sensing Wire Feeder Setup DescriptionTable B.1 Positive Voltage Sensing Options Negative Polarity Voltage SensingPositive Voltage Sensing Polarity Flux Cored ARC Welding Fcaw and Gmaw Procedures Overview of Welding ProceduresPulse Procedures STICK/TIG ProceduresExplanation of Table B.3 Pulse processes Pulse WeldingOver Current Protection Overload ProtectionThermal Protection OPTIONS/ACCESSORIES AccessoriesWire Feeder Setup Guns and CablesWater Cooler Usage Input Filter Capacitor DIS Charge Procedure MaintenanceRoutine and Periodic Maintenance Figure D.1 Resistor Locations Locate the #9 and #12 terminals, identified by Discharge labels, on each of the four SwitchPreventive Maintenance Figure D.4 General Component Locations HOW to USE Troubleshooting Guide TroubleshootingSists, contact your local Lincoln Troubleshooting GuideAuthorized Field Service Facility Play fans run Check circuit breaker 5-amp Observe Safety Guidelines Controls and Settings Power-up Inspect the overlay bar code Saved in memory are different Check for proper shielding gas Wiring Diagram Wiring DiagramsNeed Welding Training? How To Read Shop DrawingsNew Lessons in Arc Welding Precaucion Aviso DE Limited Warranty