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Hobart Welding Products OM-486 manual Processes, Description

Models: OM-486

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OM-486

187 236H

February 2000

Processes

MIG (GMAW) Welding

Flux Cored (FCAW)

Stick (SMAW) Welding

TIG (GTAW) Welding

Description

Engine Driven Welding Generator

Arcstar 251 NT

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Hobart Welding Products OM-486 manual Processes, Description

Contents

Processes OM-486Description From Hobart to You Table of Contents Page Arc Welding Hazards Symbol UsageElectric Shock can kill ARC Rays can burn eyes and skinEngine Hazards Moving Parts can cause injury Battery Explosion can BlindEngine Exhaust Gases can kill Engine Heat can cause fireEMF Information Principal Safety StandardsRadiation can cause interference ARC Welding can cause interferenceConsignes DE SÉ Curité Lire Avant Utilisation Signification des symbolesUN Choc É Lectrique peut tuer LES Fumé ES ET LES GAZ peuvent ê tre dangereuxDES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer un in- cendie ou une explosionDES PIÈ CES Chaudes peuvent provoquer des brû lures graves LE Bruit peut affecter l’ouïe’EXPLOSION DE LA Batterie peut DES Organes Mobiles peuvent provoquer des blessuresLA Chaleur DU Moteur peut pro- voquer un incendie LA Chute DE L’APPAREIL peut blesserInformation sur les champs é lectromagné tiques Principales normes de sé curitéLE Soudage À L’ARC risque de provoquer des interfé rences Consignes relatives aux stimulateurs cardiaquesSymbol Definitions SpecificationsWeld, Power, And Engine Specifications DefinitionsDimensions Dimensions, Weights, and Operating AnglesFuel Consumption Exceeding duty cycle can damage unit and void warranty Auxiliary Power CurveDuty Cycle CV/DC Mode CC/DC ModeCC/AC Mode Volt-Ampere CurvesInstalling Welding Generator InstallationEngine Prestart Checks Do not overfill battery cells Activating The Dry Charge Battery If ApplicableRead and follow all instruc ChargerInstalling Exhaust Pipe Connecting The BatteryConnecting To Weld Output Terminals Connect negative cable lastRemote 14 Receptacle Information Selecting Weld Cable Sizes100 ft 30 m Or Less 10 100% Duty CycleStop engine Adjusting MIG Weld Puddle ConsistencyTo wet out weld puddle To stiffen weld puddleDo not switch under load DC Polarity/AC SwitchRemote Amperage/Voltage Switch Operating Welding GeneratorRemote Amperage/Voltage Control Operating Auxiliary Equipment Auxiliary Power Receptacles And Circuit BreakersWeld Current 120 240 Gfci Receptacle Option Optional Auxiliary Power ReceptaclesMaintenance and Troubleshooting Maintenance Label Servicing Optional Spark Arrestor Servicing Air CleanerStop engine and let cool Changing Engine Oil, Oil Filter, And Fuel Filter Idle Speed Adjustment Adjusting Engine SpeedWeld/Power Speed Adjustment Overload Protection TroubleshootingWelding Trouble RemedyCheck and clean air cleaner as necessary see Section Low weld output Check control settingsCheck and adjust engine speed see Section See engine manualCheck receptacle wiring and connections Auxiliary PowerEngine Check governor according to engine manualCircuit Diagram For Welding Generator Electrical DiagramST-190 578-B Selecting Equipment Auxiliary Power GuidelinesGrounding Generator To Truck Or Trailer Frame How Much Power Does Equipment Require? Grounding When Supplying Building SystemsEarth ground if supplying Amperes x Volts = WattsApproximate Power Requirements For Farm/Home Equipment Approximate Power Requirements For Industrial MotorsIndustrial Motors Rating Starting Watts Running Watts Farm/Home Equipment Rating Starting Watts Running WattsContractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor EquipmentHow Much Power Can Generator Supply? Power Required To Start MotorSingle-Phase Induction Motor Starting Requirements KVA/HP x HP x240 120 Ground Typical Connections To Supply Standby PowerCurrent Load Watts Amperes Selecting Extension Cord Use Shortest Cord PossibleMain Assembly Parts List24-Fig Dia Part Description Mkgs Quantity Panel, Front w/Components Panel, Front w/Components -1 Item Generator -1 Item Page Page Page Support ServiceHobart Welding Products Contact your Distributor forCall