Lincoln Electric IM746 manual HOW to USE Troubleshooting Guide

Page 29

E-1

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.

__________________________________________________________________________

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 CAUSElists 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.

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 405

Image 29
Contents Power Wave Power Wave SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionSûreté Pour Soudage a L’Arc Précautions DE SûretéElectromagnetic Compatibility EMC Safety Thank You Table of Contents Technical Specifications Power Wave InstallationSelect Suitable Location Safety PrecautionsVoltage Sensing Output CABLES, Connections and LimitationsNegative Electrode Polarity Electrode Voltage Sensing Table A.1Work Voltage Sensing System Model System DescriptionSystem SET-UP 6INSTALLATIONA-6Basic Rules Simple SystemSingle Group Multi-Head System Multiple Group SystemNo FH0 Alllowed Single Group Multi-Head System Alternate Method Figure A.5TWO Power Waves Welding with Multiple Power WavesControl Cable Specifications Control Board DIP Switch Receptacle SpecificationsDIP Switch Settings and Locations General Description OperationRecommended Processes and Equipment Recommended ProcessesLimitations Required EquipmentDuty Cycle and Time Period Case Front ControlsNominal Procedures Case Front Layout Power WaveFringe Procedures Welding AdjustmentsConstant Voltage Welding Welding ModeVolts / Trim ARC ControlPULSE-ON-PULSE GMAW-PP Pulse WeldingBenefits of Pulse on Pulse from Lincoln Electric Welding Procedures for PULSE-ON-PULSE Table B.2TIG Gtaw SmawRecommended Welding Procedures for Power Mode Table B.3 Power ModeFactory Installed AccessoriesField Installed Optional EquipmentAlways wear a face shield and long sleeves when servicing MaintenanceCapacitor Discharge Procedure HOW to USE Troubleshooting Guide TroubleshootingError code before the machine is turned off Using the Status LED to Troubleshoot System ProblemsError Code # Indication Error Codes for the PowerwaveContact your local Lincoln Troubleshooting GuideAuthorized Field Service Facility Problems Possible Areas Recommended Symptoms Troubleshooting Troubleshooting Diagrams Connection Diagram Semi-automatic Simple System Connection DiagramDimension Print Precaucion Warnung