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Hobart Welding Products 4500 manual Start Your Professional Welding Career Now

Models: 4500

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Start Your Professional Welding Career Now!

400 Trade Square East, Troy, Ohio 45373

1-800-332-9448 www.welding.org

Over 80,000

trained since 1930!

OM-4418 Page 48

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Hobart Welding Products 4500 manual Start Your Professional Welding Career Now, Over 80,000 trained since

Contents

ChampionR ENGLISH ESPAÑOLOM-4418210 597K ProcessesFrom Hobart to You TABLE OF CONTENTS SECTION 8 − MAINTENANCEWARRANTY SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATIONPage 1-1. Symbol Usage 1-2. Arc Welding HazardsSECTION 1 − SAFETY PRECAUTIONS − READ BEFORE USING ELECTRIC SHOCK can killFUMES AND GASES can be hazardous BUILDUP OF GAS can injure or killARC RAYS can burn eyes and skin WELDING can cause fire or explosion1-3. Engine Hazards 1-4. Compressed Air HazardsBATTERY EXPLOSION can BLIND Using a generator indoors CAN KILL YOU IN MINUTES1-5. Additional Symbols For Installation, Operation, And Maintenance WELDING WIRE can cause injuryHOT PARTS can cause burns and injury READ INSTRUCTIONS1-7. Principal Safety Standards 1-6. California Proposition 65 Warnings1-8. EMF Information H.F. RADIATION can cause interference2-1. Signification des symboles SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION2-2. Dangers relatifs au soudage à l’arc UN CHOC ÉLECTRIQUE peut tuerDES PIÈCES CHAUDES peuvent provoquer des brûlures graves LES FUMÉES ET LES GAZ peu- vent être dangereuxLE SOUDAGE peut provoquer un incendie ou une explosion LE BRUIT peut affecter l’ouïe2-3. Dangers existant en relation avec le moteur LES CHAMPS MAGNETIQUES peuvent affecter des implants médicauxSi des BOUTEILLES sont endomma- gées, elles pourront exploser L’EXPLOSION DE LA BATTERIE peut RENDRE AVEUGLE2-4. Dangers liés à l’air comprimé LA CHALEUR DU MOTEUR peut pro- voquer un incendieLES ÉTINCELLES À L’ÉCHAPPEMENT peuvent provoquer un incendie L’AIR COMPRIMÉ peut provoquer des blessuresLE SURCHAUFFEMENT peut endom- mager le moteur électrique LES ÉTINCELLES VOLANTES ris- quent de provoquer des blessuresDES ORGANES MOBILES peuvent provoquer des blessures LES FILS DE SOUDAGE peuvent provoquer des blessures2-6. Proposition californienne 65 Avertissements 2-7. Principales normes de sécurité2-8. Information EMF Pour les moteurs à essenceSECTION 4 − SPECIFICATIONS 3-1. Symbol Definitions4-1. Weld, Power, And Engine Specifications SECTION 3 − DEFINITIONS4-2. Dimensions, Weights, And Operating Angles 4-3. Fuel ConsumptionDo not move or operate unit where it could tip Aux Power4-5. Generator Power Curve AC Power VoltsAC Power Amperes 4-4. Duty CycleWork like a Pro 4-6. Volt-Ampere CurvesVolts Max AmpSECTION 5 − INSTALLATION 5-1. Installing Welding Generator5-2. Rating Label Location Evidence of label tampering voids warranty5-4. Grounding Generator When Supplying Building Systems 5-3. Grounding Generator To Truck Or Trailer FrameAlso see AWS Safety Always ground5-5. Engine Prestart Checks Always close fuel valve afterClose fuel valve before moving unit or carburetor may flood and make starting difficult5-6. Connecting To Weld Output Terminals nal and copper bar are cleanFailure to properly connect weld cables may cause exSelecting Weld Cable Sizes Work like a ProMATERIAL THICKNESS REFERENCE CHART 24 Gauge .025 in 22 Gauge .031 in 20 Gauge .037 in 18 Gauge .050 in 16 Gauge .063 in14 Gauge .078 in 1/8 in .125 in 3/16 in .188 in 1/4 in .25 in 5/16 in .313 in 3/8 in .375 in 1/2 in .5 inControls See Section SECTION 6 − OPERATING THE WELDING GENERATOR803 468-D / 803 469-D / 226 6-2. Description Of Controls See Section 6-3. Amperage Selection Table For Stick SMAW ElectrodesThis unit has a low oil level shutdown to Always close fuel valve after stopping7-1. Generator Power Panel Receptacles SECTION 7 − OPERATING AUXILIARY EQUIPMENTGenerator power decreases as weld current increases Set Amperage control at max. for full generator powerSECTION 8 − MAINTENANCE 8-1. Routine Maintenancefor important start-up, service, and storage information. Service engine more often if8-2. Servicing Air Cleaner Stop engineSECTION 9 − TROUBLESHOOTING 9-1. TroubleshootingB. Generator Power A. WeldingC. Engine TroubleRemedy TroubleFigure 10-1. Circuit Diagram For Welding Generator SECTION 10 − ELECTRICAL DIAGRAMS226 004-A SECTION 11 − GENERATOR POWER GUIDELINES 11-1. Selecting Equipment11-2. Grounding Generator To Truck Or Trailer Frame Be sure equipment has double insulated symbol and/or word- ing on it11-3. Grounding When Supplying Building Systems 11-4. How Much Power Does Equipment Require?Use ground device as stated in electrical codes Amperes x Volts = Watts11-5. Approximate Power Requirements For Industrial Motors 11-6. Approximate Power Requirements For Farm/Home EquipmentIndustrial Motors Rating11-7. Approximate Power Requirements For Contractor Equipment ContractorRating Starting Watts11-8. Power Required To Start Motor 11-9. How Much Power Can Generator Supply?Single-Phase Induction Motor Starting Requirements Motor Start11-10. Typical Connections To Supply Standby Power Customer-supplied equipment11-11. Selecting Extension Cord Use Shortest Cord Possible Cord Lengths for 120 Volt LoadsMaximum Allowable Cord Length in ft m for Conductor Size AWG Current12-1. Stick Welding Procedure SECTION 12 − STICK WELDING SMAW GUIDELINES12-2. Electrode and Amperage Selection Chart 12-3. Striking an Arc − Scratch Start Technique12-4. Striking an Arc − Tapping Technique workpiece, use a quick twist to free it12-6. Poor Weld Bead Characteristics 12-7. Good Weld Bead Characteristics12-5. Positioning Electrode Holder S-006012-9. Electrode Movement During Welding 12-8. Conditions That Affect Weld Bead ShapeSlow 12-10. Butt Joints 12-11. Lap Joint12-12. Tee Joint S-066212-14. Troubleshooting − Porosity 12-15. Troubleshooting − Excessive Spatter12-13. Weld Test Possible Causes12-16. Troubleshooting − Incomplete Fusion 12-17. Troubleshooting − Lack Of Penetration12-18. Troubleshooting − Excessive Penetration Possible Causes12-19. Troubleshooting − Burn-Through 12-20. Troubleshooting − Waviness Of Bead12-21. Troubleshooting − Distortion Possible CausesWork like a Pro OM-4418 PageFigure 13-1. Main Assembly SECTION 13 − PARTS LIST803 470-E Figure 13-1. Main Assembly MkgsOver 80,000 trained since Start Your Professional Welding Career Now400 Trade Square East, Troy, Ohio Warranty Questions? ServiceEffective January 1 CallOwner’s Record Resources AvailableTo locate a Distributor, retail or service location Please complete and retain with your personal records