Lincoln Electric TIG 275 manual Precision TIG, IP21S

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PRECISION TIG 275	October, 2006
	October, 2006

For use with machines having Code Numbers: 11370

Safety Depends on You

Lincoln arc welding and cutting equipment is designed and built with safety in mind. However, your overall safety can be increased by proper installation ... and thoughtful operation on your part. DO NOT

INSTALL, OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READING THIS MANUAL AND THE SAFETY PRECAUTIONS CONTAINED THROUGHOUT. And, most importantly, think before you act and be careful.

Precision TIG 275 shown with optional Advanced Control Panel and Under Cooler Cart

IP21S

OPERATOR’S MANUAL

Copyright © 2006 Lincoln Global Inc.

• World's Leader in Welding and Cutting Products •

• Sales and Service through Subsidiaries and Distributors Worldwide •

Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com

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Contents IP21S Precision TIGCalifornia Proposition 65 Warnings SafetyElectric Shock can kill Cylinder may explode if damaged Sûreté Pour Soudage a L’Arc Précautions DE SûretéSafety Safety Thank You Table of Contents Rated Input Single Phase only InstallationPrecision TIG Physical Dimensions Recommended Input Wire and Fuse SizesTemperature Ranges Additional Output CapacitySafety Precautions Input and Grounding Connections Stick Electrode Cable Connection Work Cable ConnectionOutput CABLES, Connections and Limitations Figure A.2 TIG Torch ConnectionFigure A.3 Auxiliary Power ConnectionsFigure A.4 Robotic Interface ConnectionProduct Description OperationPipe Thawing Welding SparksRecommended Processes Recommended Processes and EquipmentProcess Limitations Equipment LimitationsFigure B.1 Control Panel Controls and SettingsOperation Advanced Panel Controls Do not USE 4-STEP if Using AN Amptrol RemoteOperation Stick Welding Features Internal SET UP ControlsTIG Welding Features Figure B.3 Figure B.4 Setup Guidelines for TIG Welding with AN Amptrol TIG Weld Cycle ChartUsing the Start Pedal Foot Amptrol K870-1 Figure B.5 Recommended Electrode Amperage Ranges Precision TIG Making a TIG Weld with AN AmptrolFactory Installed Options AccessoriesField Installed Options Optional EquipmentSafety Precautions MaintenanceRoutine and Periodic Maintenance Overload ProtectionComponent Access Service ProceduresSpark GAP Adjustment UNDER-COOLER ServiceHOW to USE Troubleshooting Guide TroubleshootingOutput Problems SymptomsCourse of Action GAS Problems Meter ProblemsHI-FREQ Problems Preset & Output Control Problems TIG Welding Problems Stick Welding ProblemsTIG Problems Precision TIG 275 Wiring Diagram for Code Wiring DiagramL11660 Dimension PrintPrecision TIG Precision TIG Warnung Aviso DE