Lincoln Electric S350 manual HOW to USE Troubleshooting Guide

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TROUBLESHOOTING

E-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 repair possible machine malfunctions. 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 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 possibilities that may contribute to the machine symptom.

Step 3. RECOMMENDED COURSE OF ACTION This column provides a course of action for the Possible Cause, generally it states to contact your local Lincoln Authorized Field Service Facility.

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

WARNING

ELECTRIC SHOCK can kill.

•Turn the input power OFF at the welding power source before installation or changing drive rolls and/or guides.

•Do not touch electrically live parts.

•When inching with the gun trigger, electrode and drive mechanism are "hot" to work and ground and could remain energized several seconds after the gun trigger is released.

•Welding power source must be connected to system ground per the National Electrical Code or any applicable local codes.

•Only qualified personnel should perform maintenance work.

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Observe all additional Safety Guidelines detailed throughout this manual.

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.

POWER WAVE® S350

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Contents Power Wave S350 Safety Depends on YouSafety California Proposition 65 WarningsElectric Shock can kill Welding and Cutting Sparks can Cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a LʼArcThank You Table of Contents Installation Technical Specifications Power Wave S350Storage Temperature Range Model Height Width Depth WeightOperating Temperature Range Process Output Range AmperesFalling Equipment can Cause injuryInput Connection Input Fuse and Supply Wire ConsiderationsPower Cord Replacement Input Voltage SelectionSmaw Stick Welding Connection DiagramsGtaw TIG Welding Gmaw MIG WeldingMIG Process Recommended Work Cable Sizes for ARC Welding Output Cable Guidelines Table A.1Table A.2 Remote Sense Lead SpecificationsCable Inductance and ITS Effects on Welding WaveElectrode Voltage Sensing Work Voltage SensingVoltage Sensing Considerations for Multiple ARC Systems If Sense Leads are not UsedIf Sense Leads are Used Figure A.8 Product specific Installation Instructions Connection Between Power Source and Ethernet NetworksControl Cable Connections Safety Precautions OperationElectric Shock can Kill Equipment Limitations Product DescriptionRecommended Processes and Equipment Product SummaryPIN Connector Optional Design FeaturesLoaded with Standard Features Case Front ControlsCase Back Controls See Figure B.2 for Code See Figure B.2a for CodeNON-SYNERGIC Welding Modes Common Welding ProceduresMaking a Weld Synergic Welding ModesNon Synergic CV Constant Voltage WeldingSynergic CV All CV ModesFigure B.4 Accessories KITS, Options and Accessories General Options Order K875 Accessory KIT 400 AMP Order K704 Remote Output ControlPeriodic Maintenance MaintenanceRoutine Maintenance Calibration SpecificationTroubleshooting HOW to USE Troubleshooting GuideUsing the Status LED to Troubleshoot System Problems Table E.1Error Code # Indication Main Control Board Status LightInput Control Board Basic Machine Problems Weld and Arc Quality Problems Troubleshooting Ethernet Diagrams NumberingcavityDimension Print 27.43 13.91 18.81 18.36Precaucion Warnung
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