Hobart Welding Products 210 manual MIG Welding Gmaw Guidelines, Typical MIG Process Connections

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SECTION 9 − MIG WELDING (GMAW) GUIDELINES

9-1. Typical MIG Process Connections

Y Weld current can damage electronic parts in vehicles. Disconnect both battery cables before welding on a vehicle. Place work clamp as close to the weld as possible.

Regulator/

Flowmeter

Wire Feeder/

Power Source

Shielding Gas

Gas Hose

 

Gun

Work Clamp Workpiece

light mig 5/97 / Ref. 804 688-A

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Contents Description OM-227 978AProcesses 2006−12From Hobart to You Table of Contents − Parts List Arc Welding Hazards Symbol UsageMarks a special safety message Electric Shock can killFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killCalifornia 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 DES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer unIncendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures graves’EMPLOI Excessif peut SUR Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sécurité En ce qui concerne les stimulateurs cardiaquesSpecifications − SpecificationsSymbols And Definitions − DefinitionsAmperes Duty Cycle And OverheatingVolt-Ampere Curves OutputInstalling Welding Gun − InstallationInstalling Work Clamp Process/Polarity Table Changing PolarityInstalling Gas Supply Do not move or operate unit where it could tip Selecting a Location And Connecting Input PowerFirst, and never to a line ter- minal Electrical Service Guide Installing Wire Spool And Adjusting Hub TensionInstalling Contact Tip And Nozzle Flux NozzleConnecting Optional Spool Gun Appropriate settingThreading Welding Wire Hold wire tightly to keep it from unraveling− Operation ControlsWeld Parameter Chart For 230 VAC Model 227 949-A Overload Protection − Maintenance &TROUBLESHOOTINGRoutine Maintenance Drive Motor ProtectionTurn Off power before replacing contact tip Changing Drive Roll Or Wire Inlet GuideReplacing Gun Contact Tip Disconnect gun from unit Cleaning Or Replacing Gun LinerTo Reassemble Gun Replacing Switch And/Or Head Tube Trouble Remedy Troubleshooting TableDoes not run OM-227 978 − Electrical Diagram Circuit Diagram227 951-A − MIG Welding Gmaw Guidelines Typical MIG Process ConnectionsThickness to Amperage a Typical MIG Process Control SettingsWire Size Amperage Range AmperageHolding And Positioning Welding Gun Cored wire Conditions That Affect Weld Bead ShapeGood Weld Bead Characteristics Poor Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Excessive Penetration Troubleshooting − Excessive SpatterTroubleshooting − Porosity Possible Causes Corrective ActionsTroubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Burn-Through Common MIG Shielding Gases Troubleshooting − Waviness Of BeadTroubleshooting − Distortion ApplicationTroubleshooting Guide For Semiautomatic Welding Equipment Wire does not feedOM-227 978 − Parts List Main AssemblyDia Part Description Quantity Dia Part Description Quantity Mkgs H-14 Gun 231Options Optional Drive RollsConsumables Page Work like a Pro Support ServiceAssistance Contact your Distributor for Hobart Welding Products
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