Hobart Welding Products 210 MVP manual From Hobart to You, Protect Your Investment

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Hobart is registered to the ISO 9001 Quality System Standard.

From Hobart to You

Thank you and congratulations on choosing Hobart. Now you can get the job done and get it done right. We know you don’t have time to do it any other way.

This Owner’s Manual is designed to help you get the most out of your Hobart products. Please take time to read the Safety precautions. They will help you protect yourself against potential hazards on the worksite.

We’ve made installation and operation quick and easy. With Hobart you can count on years of reliable service with proper maintenance.

And if for some reason the unit needs repair, there’s a Troubleshooting section that will help

you figure out what the problem is. The parts list will then help you to decide the exact part you may need to fix the problem. Warranty and service information for your particular model are also provided.

Hobart Welders manufactures a full line of welders and welding related equipment.

For information on other quality Hobart products, contact your local Hobart distributor to receive the latest full line catalog or individual specification sheets.

To locate your nearest distributor or service agency call 1-877-Hobart1 or visit our website at www.HobartWelders.com.

For Technical Help call 1-800-332-3281.

Hob_Thank 2009−09

Working as hard as you do − every power source from Hobart is backed by the best warranty in the business.

Protect Your Investment!

Register your product at:

HobartWelders.com

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Contents Description OM-249 498BProcesses File MIG GmawFrom Hobart to You Protect Your InvestmentTable of Contents Warranty Electric 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 DevicesSymboles utilisés UNE Décharge Électrique peut entraîner la mortLE Soudage peut provoquer un incendie ou une explosion LES Pièces Chaudes peuvent provoquer des brûluresLES Fumées ET LES GAZ peuvent être dangereux 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 interférencesEn ce qui concerne les implants médicaux Principales normes de sécuritéInformations relatives aux CEM OM-249 498 I1max Symbols And Definitions− Definitions I1effSpecifications For 115 VAC − SpecificationsSpecifications For 230 VAC 20% duty cycle at 90 amps Minutes Welding Duty Cycle And Overheating30% duty cycle at 150 amps Minutes Welding OverheatingVolt-Ampere Curves Voltage AmperageInstalling Welding Gun − InstallationInstalling Nozzle, Contact Tip, And Adapter Installing Work Clamp Changing Polarity Turn off welding power sourceProcess/Polarity Table Tools Needed 1-1/8 Installing Gas SupplyAfter flow is set, close pressure assembly Electrical Service Guide Extension Cord Data Use Shortest Cord PossibleMulti−Voltage Plug MVP Connection Do Not modify or rewire receptacle Connection Selecting a Location And Connecting Input PowerDo not move or operate Unit where it could tip Serial Number And Rating Label LocationQualified Persons Make InstallationLocal Codes − have only YellowConnecting 1-Phase Input Power For 115 VAC Input Installing Wire Spool And Adjusting Hub Tension Installing 8 in mm Wire SpoolExposed O-rings Connecting Optional Spool GunWire Feed Speed Control Threading Welding Wire − Operation ControlsWeld Parameter Chart Overload Protection − Maintenance &TROUBLESHOOTINGRoutine Maintenance Drive Motor Protection030/.035 Groove Knurled Smooth Changing Drive Roll Or Wire Inlet Guide023/.025 StampedStickout Tools Needed Mm, 10 mm Nozzle Contact Tip Tip Adapter Head TubeRemove nozzle, contact tip, and adapter Blow out gun casing Replacing Switch And/Or Head Tube Troubleshooting Table Trouble Remedy− Electrical Diagram Circuit Diagram249 315-A Typical MIG Process Connections Regulator Flowmeter Shielding Gas Wire Feeder Power Source− MIG Welding Gmaw Guidelines Gun Workpiece Work ClampSelect Voltage Typical MIG Process Control SettingsWire Size Amperage Range Holding And Positioning Welding Gun Groove WeldsPerpendicular Drag Conditions That Affect Weld Bead ShapePush Short Normal LongGun Movement During Welding Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Troubleshooting − Excessive Penetration Troubleshooting − Excessive SpatterTroubleshooting − Porosity Possible Causes Corrective ActionsTroubleshooting − Burn-Through Troubleshooting − Lack Of PenetrationTroubleshooting − Incomplete Fusion Base metal to move Troubleshooting − Waviness Of BeadTroubleshooting − Distortion DirectionApplication 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 necessary49 32 − Parts List57 58 Dia Part Description Quantity Optional H100S4-10 Gun 245Consumables Optional Drive RollsOptions Assistance ServiceSupport Contact your Distributor for Hobart Welding Products