Miller Electric 300 manual Processes, Description, Visit our website at OM-316087 083Q August

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Visit our website at

www.MillerWelds.com

OM-316087 083Q

August 2004

Processes

Stick (SMAW) Welding

Description

AC/DC, 300/200 AC/DC Models:

225 And 300 Models:

Arc Welding Power Source

ThunderboltR XL

AC/DC, 300/200 AC/DC, 225, And 300

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Contents Description ProcessesVisit our website at OM-316087 083Q August Stick Smaw WeldingFrom Miller to You Table of Contents Page Marks a special safety message Symbol UsageArc Welding Hazards Electric Shock can killWelding can cause fire or explosion ARC Rays can burn eyes and skinFlying Metal can injure eyes Buildup of GAS can injure or killCalifornia Proposition 65 Warnings EMF Information Principal Safety StandardsAbout Pacemakers − Consignes DE Sécurité − À Lire Avant Utilisation Signification des symbolesLES Décharges Électriques peuvent être mortelles LES Fumées ET LES GAZ peuvent être dangereuxLES Particules Projetées peu- vent blesser les yeux LE Soudage peut causer un incen- die ou une explosionLES Pièces Chaudes peuvent cau- ser des brûlures graves LE Bruit peut affecter l’ouïeLA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLO’EMPLOI Excessif peut Faire LES Pièces Mobiles peuvent cau- ser des blessuresInformation sur les champs électromagnétiques Principales normes de sécuritéRexdale, Rexdale Ontario Canada M9W 1R3 téléphone Consignes relatives aux stimulateurs cardiaques− Definitions Symbols And DefinitionsManufacturer’s Rating Labels Specifications − InstallationAC/DC Models AC ModelsVoid warranty Duty Cycle ChartsFor AC/DC Models For AC ModelsFor 115/230, 230 And 460 Volt Models 225/150 Amperes Volt-Ampere CurvesFor 220, 230/400, And 460 Volt Models 300/200 Amperes For 220 Volt Model For 230/400 Volt Model Amperes For 115/230 And 230 Volt Models 225 AmperesAC Amperes 18 in 457 mm for airflow Selecting a LocationInstalling Electrode Cable and Barrel onto Electrode Holder Installing Electrode Holder And Work ClampInstalling Work Cable onto Work Clamp Weld Output Cables115 220 230 400 460 Electrical Service Guide47.5 15010 115 V Input Power Cord White Lead Turn Off unit and disconnect input powerTools Needed 16, 3/8 Cut tie wraps Wrapper Remove wrapper Jumper LeadsConnected For 400 Volts Connected For 230 Volts Connecting Input Power Controls − OperationControls For AC/DC Models For DC Weld OutputControls For AC Models Routine Maintenance − Maintenance & TroubleshootingLubricating Shunt Block And Anti-Noise Adjustment MonthsWrapper Remove wrapper from unit Crank Handle Shunt Shaft Reinstalling Amperage Adjustment IndicatorTorx Trouble Remedy TroubleshootingCircuit Diagram For AC/DC 230 Volts Models − Electrical DiagramsCircuit Diagram For AC/DC 115/230 Volts Models Circuit Diagram For 300/200 AC/DC 230/400 Volts Models Circuit Diagram For 225 230 Volts Models Circuit Diagram For 300 220 Volts Models Welding Methods Shielded Metal Arc Welding Smaw Procedure − Welding Methods & TroubleshootingElectrode And Amperage Selection Chart Positioning The Electrode Holder Striking An Arc10−30 Conditions That Affect Weld Bead Shape Weld Bead CharacteristicsElectrode Angle Arc LengthButt Joints Electrode Movement During WeldingDo not let weave width Tack WeldsLap Joints Welding TroubleshootingTee Joints PorosityIncomplete Fusion Excessive SpatterLack Of Penetration Burn-Through Excessive PenetrationWaviness Of Bead DistortionMain Assembly AC/DC model illustrated − Parts ListMain Assembly Page Work like a Pro TM-188 304 Invision 354MP Your distributor also gives ServiceSupport For assistance in filing or settling claims, contact Miller Electric Mfg. CoYour distributor and/or equipment manufacturer’s Transportation Department