Lincoln Electric 450 CE manual TROUbLESHOOTING

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TROUbLESHOOTING

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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.

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.

FLEXTEC™ 450 CE

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Contents Safety Depends on You Flextec 450 CESafety California Proposition 65 WarningsElectric Shock can kill Welding and Cutting Sparks can Cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcPlease Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationTAbLE of Contents Installation Technical Specifications Flextec 450 CEVoltage ConductorModel Height Width Depth Weight Operating Temperature Range Storage Temperature RangeProcess Output Range Amperes OCV Uo OCV UrSafety Precautions StackingEnvironmental Limitations VRD Voltage Reduction DeviceInput Fuse and Supply Wire Considerations Input ConnectionPIN Remote Control Connector Function Pin WiringPIN Connector for Wire Feeder CAbLE ConnectionsRecommended Electrode and Work CAbLE SIzES for ARC Welding Control CAbLE ConnectionsGeneral Guidelines TAbLE A.1 Output CAbLE GuidelinesSafety Precautions Input Power OFF High TemperatureOperation Design Features Product DescriptionProtective GroundRecommended Processes Equipment Equipment LimitationsRecommended Processes Process LimitationsCase Front Control Descriptions Figure b.1Common Welding Procedures POWER-UP SequenceCase bACK Control Weld Controls and DisplaysVRD Voltage Reduction Device Indicator Light VRD Indicator LightsBASIC Modes of Operation MmawGtaw Weld Terminals On/RemoteCV-GAS CV-INNERSHIELDAccessories Options / AccessoriesGeneral Options TIG OptionsMaintenance Routine MaintenancePERIODIC MAINTENANCE Visual InspectionTROUbLESHOOTING PRObLEMS SymptomsPOSSIbLE Cause Recommended Course of ActionError Codes for the Flextec 450 CE Error Description Corrective Action Code#Diagrams Dimension Print Flextec 450 CE Precaucion Warnung