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Hobart Welding Products OM-240 438B manual 240 424-A

Contents

Description OM-240 438BProcesses Protect Your Investment From Hobart to You Table of Contents 10-2 10-110-3 11-1 Arc Welding Hazards Symbol UsageElectric Shock can kill HOT Parts can burn Buildup of GAS can injure or kill Fumes and Gases can be hazardousARC Rays can burn eyes and skin Welding can cause fire or explosion Hydraulic Hazards Engine Hazards Compressed Air Hazards Use only genuine replacement parts from the manufacturerHydraulic Fluid can injure or kill Compressed AIR Equipment can injure or kill Fire or Explosion hazard Welding Wire can injureFalling Equipment can injure Overheating can damage motors California Proposition 65 Warnings Principal Safety Standards EMF InformationRadiation can cause interference ARC Welding can cause interference − Consignes DE Sécurité − Lire Avant Utilisation Signification des symbolesUN Choc Électrique peut tuer Indique des instructions spécifiques LES Fumées ET LES GAZ peu- vent être dangereux LES Pièces Chaudes peuvent provoquer des brûluresLE Soudage peut provoquer un incendie ou une explosion LE Bruit peut affecter l’ouïe Les Pièces Mobiles peuvent causer des blessures ’EXPLOSION DE LA Batterie peut provoquer des blessures Les Pièces Mobiles peuvent causer des blessures LA Chaleur DU Moteur peut pro- voquer un incendie Lire LES Instructions LES Fils DE Soudage peuvent provoquer des blessures Risque D’INCENDIE OULA Chute DE L’ÉQUIPEMENT peut provoquer des blessures LE Surchauffement peut endommager le moteur électrique LE Soudage À L’ARC risque de provoquer des interférences Proposition californienne 65 AvertissementsPrincipales normes de sécurité En ce qui concerne les implants médicaux Informations relatives aux CEM Symbol Definitions − SpecificationsWeld, Power, and Engine Specifications − Definitions Weight 562 lb 254 kg Dimensions, Weights, And Operating AnglesComplete Parts List is available at wwwHobartWelders.com Dimensions Dimensions For Units With Optional Running GearDuty Cycle Welding Amperes Fuel Consumption Kohler-Powered Units Fuel Consumption Subaru-Powered Units For CC/AC Mode Generator Power CurveFor CC/DC Mode Volt-Ampere Curves Serial Number And Rating Label Location − InstallationInstalling Welding Generator Grounding Generator To Truck Or Trailer Frame Oil Engine Prestart Checks Subaru-Powered UnitsOil Check To improve cold weather starting Engine Prestart Checks Kohler-Powered UnitsFull Connecting Or Replacing the Battery Installing Exhaust PipeConnect negative − battery cable last + − + − Tools Needed 3/4 Connecting To Weld Output TerminalsStop engine Failure to properly connect 150 ft 200 ft 250 ft Selecting Weld Cable Sizes350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 m 100 150 200 250 − Operating the Welding Generator Engine Control SwitchFront Panel Controls Fine Control Infrequently Cold Weather Engine OperationLoaded Frequently Electrode Typical Stick Welding Connections And Control SettingsStop engine Standard Receptacles − Operating Auxiliary Equipment Wiring Optional 240 Volt Plug Simultaneous Weld And PowerCurrent Available in Amperes 240 Receptacle Maintenance Label Subaru-Powered Units − Maintenance SUBARU-POWERED Units Stop engine before maintaining Routine Maintenance Subaru-Powered Units100 200 Stop engine and let cool Servicing Air Cleaner Subaru-Powered UnitsServicing Optional Spark Arrestor Subaru-Powered Units Oil Drain Valve Oil Filter Oil Fill Oil Check Idle Speed Adjustment Adjusting Engine Speed Subaru-Powered Units Fuse F1 See Section Overload Protection Subaru-Powered UnitsStop engine. Disconnect negative − battery cable Maintenance Label Kohler-Powered Units − Maintenance − KOHLER-POWERED Units Hours Nl Weld Cables ~ Slip Rings Nl Brushes OM-240 438 Routine Maintenance Kohler-Powered Units Servicing Air Cleaner Kohler−Powered Units 2 ID x 7 in Hose Oil Filter Stop engine and let cool Oil Drain ValveClose valve and valve cap Full Before adding oil Running engine Adjustment Nut Adjusting Engine Speed Kohler-Powered UnitsLoosen lock nut. Turn adjustment Turn idle speed screw for fine ad- justments If a fuse opens, it usually indi Overload Protection Kohler-Powered UnitsServicing Optional Spark Arrestor Kohler-Powered Units Welding Troubleshooting − TroubleshootingGenerator Power Troubleshooting Trouble Remedy Check fuel level Engine TroubleshootingCheck receptacle wiring and connections Control switch S2, and throttle solenoid TS1 − Parts ListRecommended Spare Parts Recommended Spare Parts SOCKET/WRENCH Selection Table Standard Metric Circuit Diagram For Welding Generator − Electrical Diagrams 240 424-A Selecting Equipment − Generator Power Guidelines How Much Power Does Equipment Require? Grounding When Supplying Building SystemsUse ground device as stated Electrical codes Approximate 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 Watts Contractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor Equipment How Much Power Can Generator Supply? Power Required To Start MotorSingle-Phase Induction Motor Starting Requirements KVA/HP x HP x 1000 / Volts = Starting Amperage Tional, state, and local codes Typical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible − Stick Welding Smaw Guidelines Stick Welding ProcedureElectrode touches work Tools Needed Equipment Needed Piece Weld current can damage Striking an Arc Electrode and Amperage Selection ChartScratch Technique Tapping Technique Good Weld Bead Characteristics Poor Weld Bead CharacteristicsPositioning Electrode Holder Groove Welds Fillet Welds Electrode Angle Conditions That Affect Weld Bead ShapeElectrode Movement During Welding Tee Joint Butt JointsLap Joint Weld Test TroubleshootingTo 3 51-76 mm .4 mm Possible Causes Corrective Actions Metal remains Lack of Penetration Good PenetrationGood Penetration Excessive Penetration OM-240 438 OM-240 438 OM-240 438 Assistance ServiceSupport Hobart Welding Products Contact your Distributor for