Hobart 180 SD manual OM-355

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Notes

OM-355 Page 27

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Contents Processes OM-355Description From Hobart to You Table of Contents Page Electric Shock can kill Symbol UsageMarks a special safety message Arc Welding HazardsBuildup of GAS can injure or kill ARC Rays can burn eyes and skinWelding can cause fire or explosion Flying Metal can injure eyesPrincipal Safety Standards About Pacemakers EMF InformationLES Fumé ES ET LES GAZ peuvent ê tre dangereux Signification des symbolesConsignes DE Securite Lire Avant Utilisation UN Choc É Lectrique peut tuerDES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer un incendie ou une explosionLE Bruit peut affecter l’ouïe DES Organes Mobiles peuvent provoquer des blessures Risque D’INCENDIE OULA Chute DE L’APPAREIL peut blesser ’EMPLOI Excessif peutInformation sur les champs é lectromagné tiques Principales normes de sé curitéConsignes relatives aux stimulateurs cardiaques Movement InstallationIncluded with Your Unit Selecting a LocationSpecifications Dimensions And WeightsDuty Cycle Chart Weld Output Terminals And Selecting Cable Sizes Volt-Ampere CurvesARC Welding can cause Electromagnetic Interference Necting to receptacle Remote 14 ReceptacleShielding Gas Connections SocketInput Amperes at Rated Output Electrical Service GuideConnecting Input Power Input VoltageOperation Output Selector SwitchControls Select weld process Select polarity Connect remote control see Section OM-355Example of Remote Amperage Control For TIG Gtaw Welding Select weld process Select polarity Select amperage ExampleApplication Typical TIG ConnectionsTypical Stick Connections Remote Foot ControlRoutine Maintenance Maintenance and TroubleshootingProcess and Material Thickness Guide Label Justing spark gaps Adjusting Spark GapsTroubleshooting Turn Off power before adCircuit Diagram For Welding Power Source Electrical DiagramSources Of HF Radiation From Incorrect Installation Welding Processes Using HFHigh Frequency HF Building Metal Building Correct InstallationGround Wire NonmetalSelecting and Preparing Tungsten Electrode Safety Information About TungstenSelecting Tungsten Electrode Preparing Tungsten For DC Electrode Negative Dcen Welding Mables away Guidelines for TIG Welding GtawPositioning The Torch Instead of thoriated. ThoTungsten With Filler Rod Torch Movement During WeldingTungsten Without Filler Rod Welding direction Form pool Tilt torchButt Weld And Stringer Bead Joint Lap Joint Corner Joint Positioning Torch Tungsten For Various Weld JointsOM-355 Weld current starts when electrode touches work- piece Stick Welding ProcedureStick Welding Smaw Guidelines Striking an Arc Scratch Start Technique Electrode and Amperage Selection ChartStriking an Arc Tapping Technique 9090 End View of Work Angle Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Positioning Electrode HolderElectrode Movement During Welding Conditions That Affect Weld Bead Shape16 in 1.6 mm Tack Welds Butt JointsLap Joint Tee JointPossible Causes Corrective Actions Troubleshooting PorosityTroubleshooting Excessive Spatter Weld TestTroubleshooting Lack Of Penetration Troubleshooting Incomplete FusionTroubleshooting Excessive Penetration Troubleshooting Waviness Of Bead Troubleshooting Burn-ThroughTroubleshooting Distortion Main Assembly Parts ListDia Part Description Quantity Mkgs 043 Panel, Front w/Components Page Page Page Support ServiceHobart Welding Products Contact your Distributor forCall