Electrical Diagram | Hobart Welding Products OM-493 specification

SECTION 9 – ELECTRICAL DIAGRAM

ST-191 080-A

Figure 9-1. Circuit Diagram For Welding Generator

OM-493 Page 28

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Hobart Welding Products OM-493 manual Electrical Diagram, Circuit Diagram For Welding Generator

Contents

Description OM-493Processes From Hobart to You Table of Contents Page Symbol Usage Arc Welding HazardsElectric Shock can kill ARC Rays can burn eyes and skin Engine Hazards Battery Explosion can Blind Moving Parts can cause injuryEngine Exhaust Gases can kill Engine Heat can cause fire Principal Safety Standards EMF InformationRadiation can cause interference ARC Welding can cause interference Signification des symboles Consignes DE Sécurité Lire Avant UtilisationUN Choc Électrique peut tuer LES Fumées ET LES GAZ peuvent être dangereux LE Soudage peut provoquer un in- cendie ou une explosion DES Particules Volantes peuvent blesser les yeuxDES Pièces Chaudes peuvent provoquer des brûlures graves LE Bruit peut affecter l’ouïe DES Organes Mobiles peuvent provoquer des blessures ’EXPLOSION DE LA Batterie peutLA Chaleur DU Moteur peut pro- voquer un incendie LA Chute DE L’APPAREIL peut blesser Principales normes de sécurité Information sur les champs électromagnétiquesLE Soudage À L’ARC risque de provoquer des interférences Consignes relatives aux stimulateurs cardiaques Specifications Symbol DefinitionsWeld, Power, and Engine Specifications Definitions Dimensions Dimensions, Weights, and Operating AnglesAuxiliary Power Curve Exceeding duty cycle can damage unit and void warranty Fuel ConsumptionDuty Cycle Continuous Welding Installation Installing Welding GeneratorVolt-Ampere Curve Movement Do not lift unit from end Airflow Clearance Engine Prestart Checks Fuel Activating The Dry Charge Battery If Applicable Do not overfill battery cellsRead and follow all instruc Charger Connecting the Battery Installing Exhaust PipeTools Needed 1/2 Connect negative cable last Connecting to Weld Output Terminals Selecting Weld Cable Sizes100 ft 30 m Or Less 10 100% Duty Cycle Engine Control Switch Do not switch under loadOperating the Welding Generator Front Panel Controls Operating Auxiliary Equipment Standard ReceptaclesWeld Current 120V 240V Optional Auxiliary Power Receptacles GeneratorGfci Receptacle Option 120 V 20 a AC Gfci Recep Maintenance Maintenance Label Servicing Air Cleaner Stop engine. Disconnect negative battery cableOverload Protection Stop engine Changing Engine Oil, Oil Filter, and Fuel Filter Full Tools NeededStop engine and let cool Oil Drain Valve 2 ID x 12 in Hose Oil Filter Weld/Power Speed Adjustment Adjusting Engine SpeedIdle Speed Adjustment Servicing Optional Spark Arrestor Troubleshooting Auxiliary PowerWelding Trouble Remedy Switch S2, and throttle solenoid TS1 Engine Electrical Diagram Circuit Diagram For Welding Generator Grounding Generator To Truck Or Trailer Frame Auxiliary Power GuidelinesSelecting Equipment Grounding When Supplying Building Systems How Much Power Does Equipment Require?Earth ground if supplying Amperes x Volts = Watts Approximate Power Requirements For Industrial Motors Approximate Power Requirements For Farm/Home EquipmentIndustrial Motors Rating Starting Watts Running Watts Farm/Home Equipment Rating Starting Watts Running Watts Approximate Power Requirements For Contractor Equipment Contractor Rating Starting Watts Running Watts Power Required To Start Motor How Much Power Can Generator Supply?Single-Phase Induction Motor Starting Requirements KVA/HP x HP x Typical Connections To Supply Standby Power 240 120 Ground Selecting Extension Cord Use Shortest Cord Possible Current Load Watts Amperes Stick Welding Smaw Guidelines Stick Welding ProcedureWeld current starts when electrode touches work- piece Striking an Arc Tapping Technique Electrode and Amperage Selection ChartStriking an Arc Scratch Start Technique Poor Weld Bead Characteristics Good Weld Bead CharacteristicsPositioning Electrode Holder 10-30 9090 End View of Work Angle Conditions That Affect Weld Bead Shape Electrode Movement During Welding Butt Joints Lap JointTee Joint 16 in 1.6 mm Tack Welds Troubleshooting Porosity Troubleshooting Excessive SpatterWeld Test Possible Causes Corrective Actions Troubleshooting Excessive Penetration Troubleshooting Incomplete FusionTroubleshooting Lack Of Penetration Troubleshooting Distortion Troubleshooting Burn-ThroughTroubleshooting Waviness Of Bead Parts List 12-3 Dia Part Description Mkgs Quantity Panel, Front w/Components Panel, Front w/Components -1 Item Generator -1 Item Page Page Service Support Call Contact your Distributor forHobart Welding Products