Lincoln Electric CV-250 manual 1TROUBLESHOOTINGE-1, HOW to USE Troubleshooting Guide

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E-1TROUBLESHOOTINGE-1

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 remedy possible prob- lems with machine setup or operation. Simply follow the three-step procedure listed below.

Step 1. LOCATE PROBLEM (SYMPTOM). Look under the column labeled “PROBLEM (SYMPTOMS)”. This column describes pos- sible symptoms that the machine may exhibit. Find the listing that best describes the symptom that the machine is exhibiting.

Step 2. PERFORM EXTERNAL TESTS. The second column labeled “POSSIBLE AREAS OF MISADJUSTMENT(S)” lists the obvious external possibilities that may con- tribute to the machine symptom. Perform these tests/checks in the order listed. In general, these tests can be conducted with- out removing the case wrap-around cover.

Step 3. PERFORM COMPONENT TESTS. If you have exhausted all of the recom-

mended 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 assistance before you proceed.

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CV-250

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Contents Safety Depends on You IdealarcSafety California Proposition 65 WarningsElectric Shock can kill Welding Sparks can cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcThank You Table of Contents Installation Technical Specifications Idealarc CV-250Safety Precautions Select Suitable LocationInput Connections StackingField Installed Options Output ConnectionsParalleling General Warnings OperationOperating Instructions Operational Features and Controls Design FeaturesPower Source Operation General DescriptionControls and Settings Thermal Protection Indication LightIndicates Warning Information Located on Right Case Side Voltage ControlC. Output Connectors Output Panel ConnectionsOverload Protection Auxiliary PowerStarting the Machine Compatible Lincoln Equipment AccessoriesFactory Installed OPTIONS/ACCESSORIES Maintenance General MaintenanceSafety Precautions Machine and Circuit Protection1TROUBLESHOOTINGE-1 HOW to USE Troubleshooting GuideError Code Trouble Remedy TroubleshootingBUILT-IN Diagnostic Routines and Error Codes Machine Troubleshooting Guide ProblemsPossible Areas Recommended Symptoms Poor arc striking with semiautomatic Poor work connection Options Troubleshooting Guide Control PC Board Meter PC BoardFault Protection Operation Optional K857 Remote Control CheckOutput Voltage Checking Snubber CircuitWiring Diagram CV 250 60Hz Diagrams CV Power Source to AN LN-7 and K857Source to a K867 AdapterPower Source to a K867 / K775 / LN CV Power Source to AN LN-25 250CV Power Source to AN LN-25 / K444-1 Lincoln Power Source PIN Amphenol Installation Instructions TWIST-MATE Cable Plug Installation Instructions Connection of NON-LINCOLN Wire Feeders Dimension Print How To Read Shop Drawings $700.00Precaucion Warnung