OM-925 | Hobart Welding Products 217 694E guide

OM-925 Page 10

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Hobart Welding Products 217 694E manual OM-925

Contents

Description Arc Welding Power Source Wire FeederProcesses OM-925217 694E 2008−10 From Hobart to You Protect Your Investment Table of Contents − ACCESSORIES/CONSUMABLES Electric Shock can kill Symbol UsageArc Welding Hazards HOT Parts can cause severe burns Welding can cause fire or explosion Fumes and Gases can be hazardousARC Rays can burn eyes and skin Flying Metal or Dirt can injure eyes Falling Unit can cause injury Welding Wire can cause injuryFire or Explosion hazard Moving Parts can cause injury EMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings About Implanted Medical Devices Indique des instructions spécifiques Symboles utilisésUNE Décharge Électrique peut entraîner la mort LE Soudage peut provoquer un in cendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures gravesLES Fumées ET LES GAZ peuvent être dangereux Risque D’INCENDIE OU D’EXPLO- Sion LE Bruit peut endommager l’ouïeLES Bouteilles peuvent exploser si elles sont endommagées LA Chute DE L’APPAREIL peut blesser LE Soudage À L’ARC risque de provoquer des interférences Proposition californienne 65 AvertissementsLES Fils DE Soudage peuvent provoquer des blessures En ce qui concerne les implants médicaux Principales normes de sécuritéInformation EMF OM-925 Specifications − SpecificationsSymbols And Definitions − Definitions Output Duty Cycle % WarrantyDuty Cycle And Overheating Can damage unit or gun and void 15.0 Volt-Ampere CurvesVoltage 10.0 100 110 120 130 140 150 160 Installing Work Clamp − InstallationInstalling Welding Gun Be sure that gun end is tight against drive assembly Process/Polarity Table Changing Polarity Feedhead Pressure Assembly Closed Installing Gas SupplyFeedhead Pressure Assembly Open Do not use Argon/Mixed gas regulator/flowmeter Selecting a Location And Connecting Input Power Do not move or operate unit Where it could tip Retaining ring used with 8 in 203 mm spool only Installing Wire Spool And Adjusting Hub TensionAlign locking hole in spool with locking pin on spool hub Use with solid or flux cored wire Installing Contact Tip And NozzleTurn off welding power source Lay gun cable out straight Threading Welding WireHold wire tightly to keep it from unraveling Tighten With a setting of 2 or 3 on the scalePressure Indicator Scale Desired drive roll pressure. Start Controls Source or -2. Do not switch under load− Operation Material Thickness Reference Chart Weld Parameter Chart 217 618-A Overload Protection − Maintenance & TroubleshootingRoutine Maintenance Drive Motor Protection Replacing Gun Contact Tip Changing Drive Roll Or Wire Inlet GuideTurn Off power before replacing contact tip Stamped Stamped .030/.035 To Reassemble Gun Cleaning Or Replacing Gun LinerDisconnect gun from unit Replacing Switch And/Or Head Tube Troubleshooting Table Trouble Remedy − Electrical Diagram Circuit Diagram Typical MIG Process Connections Wire Feeder Power Source Shielding Gas− MIG Welding Gmaw Guidelines Regulator Flowmeter 001 in = 1 ampere Typical MIG Process Control SettingsWire Size Amperage Range 125 in = 125 a Holding And Positioning Welding Gun Groove Welds Short Normal Long Conditions That Affect Weld Bead ShapePush Perpendicular Drag Slow Normal Fast Gun Movement During Welding Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Troubleshooting − Excessive Penetration Troubleshooting − Excessive SpatterTroubleshooting − Porosity Possible Causes Corrective Actions Troubleshooting − Burn-Through Troubleshooting − Lack Of PenetrationTroubleshooting − Incomplete Fusion Base metal to move Troubleshooting − Waviness Of BeadTroubleshooting − Distortion Direction Application Troubleshooting Guide For Semiautomatic Welding EquipmentCommon MIG Shielding Gases Welding power source Welding arc not stable Wire slipping in drive rollsReadjust welding parameters Drive rolls if necessary Replacement Drive Rolls − ACCESSORIES/CONSUMABLESAccessories Consumables Assistance ServiceSupport Contact your Distributor for Hobart Welding Products