Lincoln Electric IM520-B 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 performed 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.

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This Troubleshooting Guide is provided to help you locate and correct possible machine misadjustments. 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 your machine may exhibit. Find the listing that best describes the symptom that your machine is exhibiting.

Step 2. PERFORM EXTERNAL RECOMMENDED TESTS

The second column labeled “POSSIBLE AREAS OF MISADJUSTMENT(S)” lists the obvious external possibilities that may contribute to the machine symptom. Perform these tests/checks in the order listed. In general, these tests can be conducted without removing the case wrap-around 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 Field Service Facility for technical troubleshooting assistance before you proceed.

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Contents Square Wave TIG Safety Electric Shock can kill Welding Sparks can cause fire or explosion Sûreté Pour Soudage a L’Arc Précautions DE SûretéPlease Examine Carton and Equipment For Damage Immediately Table of Contents Installation Tilting Safety PrecautionsSelect Suitable Location StackingRear Panel Input ConnectionsTIG Torch Connection Output ConnectionsStick Electrode Cable Connection General Warnings Safety InstructionsOperation Operating InstructionsOperation Work Recommended Processes Equipment Operational Features and ControlsDesign Features and Advantages General DescriptionLimitations Welding CapabilityControl Panel Keys Controls and SettingsCase Front Controls DisplayTIG Welding Hand and Foot Amptrol Accessory OperationRecommended Polarity Settings for TIG Welding Welding OperationTypical Current Ranges for Tungsten Electrodes TIG Welding Sequence of Operation 2-STEP ModeAdvanced TIG Welding Features TIG Welding Sequence of Operation 4-Step ModeAC Wave Balance and Auto Balance ALL Machines Auxiliary PowerStick Welding Overload ProtectionUndercarriage Function AccessoriesOptions / Accessories Installation of Field Installed OptionsMaintenance MaintenanceRoutine and Periodic Maintenance General Assembly Exploded View How To Use Troubleshooting Guide TroubleshootingTroubleshooting Guide Problems Possible Areas Symptoms MisadjustmentsRecommended Course of Action Troubleshooting Function Problems TIG Mode Problems TIG Welding Problems Troubleshooting Stick Welding Problems Wiring Wiring Diagram Square Wave TIG 255 Code 10451, 10452 Wiring DiagramBasic Course How To Read Shop DrawingsNew Lessons in Arc Welding Need Welding Training?Precaucion WarnungAtenção Warnung Limited Warranty
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