Hobart Welding Products OM-945 manual Electrical Diagram

Page 45

SECTION 11 − ELECTRICAL DIAGRAM

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Figure 11-1. Circuit Diagram For Welding Generator (Robin And Kohler-Powered Units)

OM-945 Page 41

Image 45

Contents Description ProcessesOM-945194 047AD 2007−05 Stick Smaw WeldingFrom Hobart to You Table of Contents Warranty Arc Welding Hazards Symbol UsageElectric Shock can kill HOT Parts can cause severe burnsBuildup of GAS can injure or kill Fumes and Gases can be hazardousARC Rays can burn eyes and skin Welding can cause fire or explosionCompressed Air Hazards Engine HazardsHOT Parts can cause burns and injury Welding Wire can cause injuryFire or Explosion hazard Falling Unit can cause injuryCalifornia Proposition 65 Warnings Principal Safety StandardsEMF Information Radiation can cause interferenceSignification des symboles − Consignes DE Sécurité − Lire Avant UtilisationUN Choc Électrique peut tuer DES Pièces Chaudes peuvent provoquer des brûlures graves LES Fumées ET LES GAZ peuvent être dangereuxLE Soudage peut provoquer un in cendie ou une explosion LE Bruit peut affecter l’ouïe ’EXPLOSION DE LA Batterie peuDES Organes Mobiles peuvent pro voquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendie ’AIR Comprimé peut provoquer des blessuresRisque D’INCENDIE OU D’EXPLO- Sion DES Organes Mobiles peuvent provoquer des blessures LE Surchauffement peut endom- mager le moteur électriqueLES Fils DE Soudage peuvent provoquer des blessures ’EMPLOI Excessif peutProposition californienne 65 Avertissements Principales normes de sécuritéInformation EMF Symbol Definitions − SpecificationsWeld, Power, and Engine Specifications Welding Weld Output Rated Maximum Single-Phase FuelGenerator Power Curve Dimensions, Weights, and Operating AnglesHeight WidthDuty Cycle Fuel Consumption All Models100% Duty Cycle at 170 Amperes CC/DC 60% Duty Cycle at 210 Amperes CC/DCVolt-Ampere Curves Material Thickness Reference ChartInstalling Welding Generator − InstallationEngine Prestart Checks Robin-Powered Units Engine Prestart Checks Kohler-Powered UnitsOil Connecting the Battery Activating The Dry Charge Battery If ApplicableWeld Output Terminals Installing Exhaust PipeEngine backfire can cause se Tools Needed 1/2Selecting Weld Cable Sizes Connecting To Weld Output TerminalsEngine Control Switch − Operating the Welding GeneratorFront Panel Controls Amperage Selection Table For Stick Smaw Electrodes Cold Weather Engine OperationInfrequently LoadedStandard Receptacles − Operating Auxiliary EquipmentTacle RC2 Tacle RC3Gfci Receptacle Option Optional Generator Power ReceptaclesReceptacle Current Available in Amperes 240Routine Maintenance Robin-Powered Units − Maintenance ROBIN-POWERED UnitsMaintenance Label Robin-Powered Units Stop engine and let cool Servicing Air Cleaner Robin−Powered UnitsOverload Protection Robin-Powered Units Servicing Optional Spark Arrestor Robin-Powered UnitsStop engine. Disconnect nega- tive − battery cable Fill crankcase with new oil to full Oil Drain Valve 2 ID x 7 in Hose Oil FilterFull Fuel LineAdjusting Engine Speed Robin-Powered Units Idle Speed AdjustmentStop engine = Check = Change ~ = Clean = Replace Routine Maintenance Kohler-Powered UnitsRecycle engine Fluids Hours Weld Cables Slip RingsMaintenance Label Kohler-Powered Units Servicing Air Cleaner Kohler−Powered Units Overload Protection Kohler-Powered Units Servicing Optional Spark Arrestor Kohler-Powered UnitsTools Needed 802 339-G / S-0842 Adjustment Nut Adjusting Engine Speed Kohler-Powered UnitsLoosen lock nut. Turn adjustment Reinstall wrapper Top View Tools Needed 3/8Troubleshooting − TroubleshootingGenerator Power WeldingCheck fuel level EngineOd of time Install engine manufacturer’s kit for cold-weather operation− Electrical Diagram Selecting Equipment − Generator Power GuidelinesGrounding Generator To Truck Or Trailer Frame Bed liners, shipping skids,How Much Power Does Equipment Require? Grounding When Supplying Building SystemsGround generator to system 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 x 1000 / Volts = Starting AmperageTypical Connections To Supply Standby Power Cord Lengths for 120 Volt Loads Selecting Extension Cord Use Shortest Cord PossibleCurrent Load Watts Amperes Cord Lengths for 240 Volt Loads− Stick Welding Smaw Guidelines Stick Welding ProcedureElectrode and Amperage Selection Chart Striking an Arc − Scratch Start TechniqueStriking an Arc − Tapping Technique Good Weld Bead Characteristics Poor Weld Bead CharacteristicsPositioning Electrode Holder 10-30 9090Electrode Movement During Welding Conditions That Affect Weld Bead ShapeLap Joint Butt JointsTee Joint Or LessTroubleshooting − Excessive Spatter Troubleshooting − PorosityWeld Test Possible Causes Corrective ActionsTroubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Excessive Penetration Troubleshooting − Burn-Through Troubleshooting − Waviness Of BeadTroubleshooting − Distortion Welding Symbols 44 − FIG − Parts List20 − FIG 37 25Main Assembly Panel, Front w/Components Panel, Front w/Components -1Item Generator -1Item Service SupportAssistance Hobart Welding Products Contact your Distributor for

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