Lincoln Electric FX450 specifications HOW to uSE TROubLEShOOTING GuIDE

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TROubLEShOOTING

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hOW TO uSE TROubLEShOOTING GuIDE

WARNING

Service and Repair should only be performed by 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 Authorized Field Service Facility.

If you do not understand or are unable to perform the Recommended Course of Action safely, contact 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.

FX450 (RED-D-ARC)

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Contents RED-D-ARC Safety California Proposition 65 WarningsElectric Shock can kill ARC Rays can burnWelding and Cutting Sparks can Cause fire or explosion Cylinder may explode if damagedIii PRÉCAuTIONS DE Sûreté Sûreté Pour Soudage a L’ArcPlease Examine Carton and Equipment For Damage Immediately CuSTOMER Assistance PolicyTAbLE of Contents Installation TEChNICAL Specifications FX450Voltage FX450 RED-D-ARCProcess ModelLifting StackingEnvironmental Limitations INPuT FuSE and SuPPLY Wire Considerations INPuT ConnectionINPuT Voltage Selection PIN 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 Wire FeederOperation OFFPRODuCT Description VoltageProtective EQuIPMENT EQuIPMENT LimitationsRecommended Processes Process LimitationsCase Front Control Descriptions FIGuRE b.1Common Welding PROCEDuRES Input Power Cord Access holeCase bACK Control Weld Controls and DisplaysWeld Terminals On/Remote Toggle Switch Control Local/Remote Toggle SwitchBASIC Modes of Operation Thermal LightGtaw CV-GASWeld Terminals On/Remote CV-INNERShIELD Accessories Options / AccessoriesGeneral Options TIG OptionsMaintenance ROuTINE MaintenancePERIODIC MAINTENANCE Thermal ProtectionTROubLEShOOTING HOW to uSE TROubLEShOOTING GuIDEPRObLEMS SymptomsPOSSIbLE CAuSE RecommendedUSING ThE STATuS LED to TROubLEShOOT System PRObLEMS Error Codes for the FX450Diagrams FX450 RED-D-ARCDimension Print Precaucion Warnung