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Hobart Welding Products 125 manual Work like a Pro

Models: 125

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Notes

Work like a Pro!

Pros weld and cut safely. Read the safety rules at the beginning of this manual.

Page 46

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Hobart Welding Products 125 manual Work like a Pro

Contents

Description ProcessesFile Flux Cored Fcaw From Hobart to You Protect Your InvestmentTable of Contents 10-1 10-2Electric Shock can kill Symbol UsageArc Welding Hazards HOT Parts can burnWelding can cause fire or explosion Fumes and Gases can be hazardousARC Rays can burn eyes and skin Flying Metal or Dirt can injure eyesFalling Equipment can injure Welding Wire can injureFire or Explosion hazard Moving Parts can injureEMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings About Implanted Medical DevicesUNE Décharge Électrique peut entraîner la mort Symboles utilisésIndique des instructions spécifiques LES Fumées ET LES GAZ peuvent être dangereux LES Pièces Chaudes peuvent provoquer des brûluresLE Soudage peut provoquer un incendie ou une explosion Risque D’INCENDIE OU LE Bruit peut endommager l’ouïeLES Bouteilles peuvent exploser si elles sont endommagées LA Chute DE L’ÉQUIPEMENT peut provoquer des blessuresLES Fils DE Soudage peuvent provoquer des blessures Proposition californienne 65 AvertissementsLes Pièces Mobiles peuvent causer des blessures LE Soudage À L’ARC risque de provoquer des interférencesInformations relatives aux CEM Principales normes de sécuritéEn ce qui concerne les implants médicaux OM-947 Specifications − SpecificationsSymbols And Definitions − DefinitionsVolt-Ampere Curves WarrantyDuty Cycle And Overheating Can damage unit or gun and voidInstalling Work Clamp − InstallationSlide insulating grips over handles Tools Needed OM-947 Process/Polarity Table Changing PolarityInstalling Gas Supply Tools Needed 11/16, 1-1/8 Shielding GasOnly applies to units equipped with Installing Wire Spool And Adjusting Hub TensionOptional hub kit Serial Number And Rating Label Location Selecting a Location And Connecting 115 Volt Input PowerMake this installation SectionInstalling Contact Tip And Nozzle Turn off welding power sourceThreading Welding Wire Hold wire tightly to keep it from unravelingOperating The Gun − OperationControls LoadWeld Parameter Chart Overload Protection − Maintenance &TROUBLESHOOTINGRoutine Maintenance Drive Motor ProtectionChanging Drive Roll Or Wire Inlet Guide Retaining Knob OpeningTurn Off power before replacing contact tip Replacing Gun Contact TipThread wire according to Cleaning Gun LinerHold wire tightly to keep it From unraveling. SecureTools Needed Head Tube Mm / 10 mm Remove black sleeving from end of replacement linerReplacing Gun Liner Tube. Separate gun handle halves10 mm Power source see Section Troubleshooting TableSecure power cord plug in receptacle see Section Trouble Remedy− Electrical Diagram Circuit DiagramTypical Fcaw Process Connections − FCAW/GMAW Welding GuidelinesTypical Gmaw MIG Process Connections Amperage Typical Control SettingsWire Size Amperage Range Select VoltageHolding And Positioning Welding Gun End View of Work AngleShort Normal Long Conditions That Affect Weld Bead ShapeSlow Normal Good Weld Bead Characteristics Poor Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Porosity Troubleshooting − Excessive SpatterPossible Causes Corrective Actions Troubleshooting − Lack Of Penetration Troubleshooting − Excessive PenetrationTroubleshooting − Incomplete Fusion Troubleshooting − Distortion Troubleshooting − Burn-ThroughTroubleshooting − Waviness Of Bead Base metal to moveApplication Troubleshooting Guide For Semiautomatic Welding EquipmentCommon Gmaw MIG Shielding Gases FilletGas hose in gun and cable assembly Gas nozzle plugged Clean or replace gas nozzleOpen gas valve at cylinder and adjust flow rate Loose or broken wires to gas solenoidConsumables − ACCESSORIES/CONSUMABLESAccessories PkgMaterial Thickness Reference Chart Work like a Pro Support ServiceAssistance Contact your Distributor for Hobart Welding Products