Processes

OM-947212 149D

2006−08

Flux Cored (FCAW) Welding

MIG (GMAW) Welding (Optional)

Description

Arc Welding Power Source And

Wire Feeder

HandlerR 125

And H-9B Gun

File: Flux Cored (FCAW)

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Hobart Welding Products OM-947 212 149D manual Processes, Description, File Flux Cored Fcaw

Contents

Description ProcessesFile Flux Cored Fcaw From Hobart to You Table of Contents Warranty Marks a special safety message Symbol UsageArc Welding Hazards Electric Shock can kill Welding can cause fire or explosion ARC Rays can burn eyes and skinFlying Metal can injure eyes Buildup of GAS can injure or kill California Proposition 65 Warnings EMF Information Principal Safety StandardsAbout Pacemakers LES Fumées ET LES GAZ peuvent être dangereux UNE Décharge Électrique peut entraîner la mortIndique un message de sécurité particulier Incendie ou une explosion LE Soudage peut provoquer unDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures graves LA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLO’EMPLOI Excessif peut SUR DES Organes Mobiles peuvent provoquer des blessures En ce qui concerne les stimulateurs cardiaques Principales normes de sécurité Specifications − SpecificationsDuty Cycle And Overheating Installing Work Clamp − InstallationVolt-Ampere Curves Voltage Changing Polarity Process/Polarity Table Tools Needed 11/16, 1-1/8 Installing Gas SupplyShielding Gas Tools Needed Installing Wire Spool And Adjusting Hub Tension Do not move or operate unit where it could tip Turn off welding power source Installing Contact Tip And Nozzle 150 mm Pull and hold wire cut off end Threading Welding WireBe sure that wire is positioned Reinstall tip adapter, if applicable, contact tip Controls − OperationOperating The Gun Load Weld Parameter Chart 210 Routine Maintenance − Maintenance &TROUBLESHOOTINGOverload Protection Drive Motor Protection Changing Drive Roll Or Wire Inlet Guide Replacing Gun Contact Tip Cleaning Gun Liner Head Mm / 10 mm Tube Replacing Gun LinerLoosen liner setscrew 10 mm Trouble Remedy Troubleshooting TableDoes not run Circuit Diagram − Electrical Diagram Typical Fcaw Process Connections − Wire Welding GuidelinesTypical MIG Process Connections Wire Size Amperage Range Typical Control SettingsThickness to Amperage a Select Voltage Holding And Positioning Welding Gun Short Normal Long Conditions That Affect Weld Bead ShapeShortNormalLong Slow Normal Fast Good Weld Bead Characteristics Poor Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Porosity Troubleshooting − Excessive SpatterTroubleshooting − Excessive Penetration Possible Causes Corrective Actions Troubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Burn-Through Troubleshooting − Distortion Troubleshooting − Waviness Of BeadTroubleshooting Guide For Semiautomatic Welding Equipment Wire does not feed Main Assembly − Parts List Optional − See Table 225Pkg Pkg 209 195 Hub Kit For 8 in Wire SpoolWeatherproof Nylon Page Page Page Support ServiceAssistance Hobart Welding Products Contact your Distributor for