Lincoln Electric IM520-B manual Operation

Page 14

OPERATION

GRAPHIC SYMBOLS THAT APPEAR ON

THIS MACHINE OR IN THIS MANUAL

&

A

HF

TIG 2-STEP

2

TIG 4-STEP

STICK

CURRENT

CONTROL

OUTPUT

LOCAL

CURRENT

CONTROL

REMOTE

CURRENT

CONTROL

&

INCREASE

OUTPUT

&

DECREASE

HIGH

FREQUENCY

AFTERFLOW / AFTERFLOW TIME

CONTINUOUS

HIGH

FREQUENCY

START ONLY

HIGH

FREQUENCY

OFF

ON

CLEAN

(INCREASE

POSITIVE

POLARITY)

PENETRATE (INCREASE NEGATIVE POLARITY)

TIG PULSER

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Image 14

Contents

Square Wave TIG Safety Electric Shock can kill Welding Sparks can cause fire or explosion Précautions DE Sûreté Sûreté Pour Soudage a L’ArcPlease Examine Carton and Equipment For Damage Immediately Table of Contents Installation Stacking Safety PrecautionsSelect Suitable Location TiltingInput Connections Rear PanelOutput Connections TIG Torch ConnectionStick Electrode Cable Connection Operating Instructions Safety InstructionsOperation General WarningsOperation Work General Description Operational Features and ControlsDesign Features and Advantages Recommended Processes EquipmentWelding Capability LimitationsControls and Settings Control Panel KeysDisplay Case Front ControlsWelding Operation Hand and Foot Amptrol Accessory OperationRecommended Polarity Settings for TIG Welding TIG WeldingTIG Welding Sequence of Operation 2-STEP Mode Typical Current Ranges for Tungsten ElectrodesAC Wave Balance and Auto Balance Advanced TIG Welding FeaturesTIG Welding Sequence of Operation 4-Step Mode Overload Protection Auxiliary PowerStick Welding ALL MachinesInstallation of Field Installed Options AccessoriesOptions / Accessories Undercarriage FunctionRoutine and Periodic Maintenance MaintenanceMaintenance General Assembly Exploded View Troubleshooting How To Use Troubleshooting GuideRecommended Course of Action Troubleshooting GuideProblems Possible Areas Symptoms Misadjustments Troubleshooting Function Problems TIG Mode Problems TIG Welding Problems Troubleshooting Stick Welding Problems Wiring Wiring Diagram Wiring Diagram Square Wave TIG 255 Code 10451, 10452Need Welding Training? How To Read Shop DrawingsNew Lessons in Arc Welding Basic CourseAtenção PrecaucionWarnung Warnung Limited Warranty