Troubleshooting | Lincoln Electric IM579 instruction

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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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Lincoln Electric IM579 manual HOW to USE Troubleshooting Guide

Contents

Safety Depends on You Invertec Power Wavetm Electric Shock can kill SafetyARC Rays can burn Fumes and Gases can be dangerous For 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 You Table of Contents Pulse Pulse and Background Current Range Voltage Range InstallationTechnical Specifications Power Wave High Frequency Precautions Safety PrecautionsInput Connections Select Suitable Location Input Power Connections Input Voltage Reconnect ProcedureInput Fuse and Supply Wire Considerations Ground Connections Output Connections Wire Feeder ConnectionsWork and Electrode Cable Connections Water Cooler Connections Operation Safety InstructionsOperating Instructions Fumes and Gases can be Save process information if desired Select your process information Operational Features and Controls Design Features and AdvantagesSynergic Welding Recommended Processes Case Front Controls Controls and Settings Overview Installing AN OverlayOperating Overlays Name Overlay TypesOverlay Overlay ID Number = PULSE, GMAW, FCAW, and STICK/TIG Process Selection Overlay Operation Then Memory Location # is Empty Weld from Memory Overlay Figure B.6 Weld from MEMORY, Dual Procedure Overlay Weld from MEMORY, Dual Procedure Overlay Operation Position Procedure Dual Wire FEEDERS, Dual Procedure Overlay Optional Recall from Memory KEY Memory Location Numbers Limits Overlay Optional Operation Figure B.9 Setup Overlay Setup Overlay Positive Polarity Voltage Sensing Wire Feeder Setup DescriptionTable B.1 Positive Voltage Sensing Options Negative Polarity Voltage Sensing Positive Voltage Sensing Polarity Flux Cored ARC Welding Fcaw and Gmaw Procedures Overview of Welding ProceduresPulse Procedures STICK/TIG Procedures Explanation of Table B.3 Pulse processes Pulse Welding Over Current Protection Overload ProtectionThermal Protection OPTIONS/ACCESSORIES AccessoriesWire Feeder Setup Guns and Cables Water 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 Switch Preventive Maintenance Figure D.4 General Component Locations HOW to USE Troubleshooting Guide Troubleshooting Sists, 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 Diagrams Need Welding Training? How To Read Shop DrawingsNew Lessons in Arc Welding Precaucion Aviso DE Limited Warranty