Stickout Tools Needed Mm, 10 mm | Hobart Welding Products 210 MVP

7-5. Changing Nozzle, Contact Tip, Adapter And Liner, And Cleaning Gun Casing

2 3

! Turn off welding power source.

1Nozzle

2Contact Tip

3Tip Adapter

1

Head Tube

.Wire size stamped on tip − check and match wire size.

8 mm

Remove nozzle, contact tip, and adapter.

Blow out gun casing.

5/8 in. (16 mm)

Liner

Stickout

Tools Needed:

8 mm, 10 mm

Cut off wire and disconnect gun from feeder.

Unscrew and remove liner.

Lay gun cable out straight before installing new liner.

10 mm

Reassemble gun in reverse order from taking it apart.

Install

Liner

.Thread wire according to

welding power source/wire feeder manual.

243 839-A

OM-249 498 Page 31

Image 35

Hobart Welding Products 210 MVP manual Nozzle Contact Tip Tip Adapter Head Tube, Stickout Tools Needed Mm, 10 mm

Contents

File MIG Gmaw OM-249 498BProcesses Description Protect Your Investment From Hobart to You Table of Contents Warranty HOT Parts can burn Symbol UsageArc Welding Hazards Electric Shock can kill Flying Metal or Dirt can injure eyes Fumes and Gases can be hazardousARC Rays can burn eyes and skin Welding can cause fire or explosion Moving Parts can injure Welding Wire can injureFire or Explosion hazard Falling Equipment can injure About Implanted Medical Devices Principal Safety StandardsCalifornia Proposition 65 Warnings EMF Information UNE Décharge Électrique peut entraîner la mort Symboles utilisés LE Soudage peut provoquer un incendie ou une explosion LES Pièces Chaudes peuvent provoquer des brûluresLES Fumées ET LES GAZ peuvent être dangereux LA Chute DE L’ÉQUIPEMENT peut provoquer des blessures LE Bruit peut endommager l’ouïeLES Bouteilles peuvent exploser si elles sont endommagées Risque D’INCENDIE OU LE Soudage À L’ARC risque de provoquer des interférences Proposition californienne 65 AvertissementsLes Pièces Mobiles peuvent causer des blessures LES Fils DE Soudage peuvent provoquer des blessures En ce qui concerne les implants médicaux Principales normes de sécuritéInformations relatives aux CEM OM-249 498 I1eff Symbols And Definitions− Definitions I1max Specifications For 115 VAC − SpecificationsSpecifications For 230 VAC Overheating Duty Cycle And Overheating30% duty cycle at 150 amps Minutes Welding 20% duty cycle at 90 amps Minutes Welding Voltage Amperage Volt-Ampere Curves Installing 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 Extension Cord Data Use Shortest Cord Possible Electrical Service Guide Multi−Voltage Plug MVP Connection Serial Number And Rating Label Location Selecting a Location And Connecting Input PowerDo not move or operate Unit where it could tip Do Not modify or rewire receptacle Connection Yellow InstallationLocal Codes − have only Qualified Persons Make Connecting 1-Phase Input Power For 115 VAC Input Installing 8 in mm Wire Spool Installing Wire Spool And Adjusting Hub Tension Exposed O-rings Connecting Optional Spool GunWire Feed Speed Control Threading Welding Wire Controls − Operation Weld Parameter Chart Drive Motor Protection − Maintenance &TROUBLESHOOTINGRoutine Maintenance Overload Protection Stamped Changing Drive Roll Or Wire Inlet Guide023/.025 030/.035 Groove Knurled Smooth Stickout 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 Trouble Remedy Troubleshooting Table Circuit Diagram − Electrical Diagram 249 315-A Gun Workpiece Work Clamp Regulator Flowmeter Shielding Gas Wire Feeder Power Source− MIG Welding Gmaw Guidelines Typical MIG Process Connections Select Voltage Typical MIG Process Control SettingsWire Size Amperage Range Groove Welds Holding And Positioning Welding Gun Short Normal Long Conditions That Affect Weld Bead ShapePush Perpendicular Drag Gun Movement During Welding Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Possible Causes Corrective Actions Troubleshooting − Excessive SpatterTroubleshooting − Porosity Troubleshooting − Excessive Penetration Troubleshooting − Burn-Through Troubleshooting − Lack Of PenetrationTroubleshooting − Incomplete Fusion Direction Troubleshooting − Waviness Of BeadTroubleshooting − Distortion Base metal to move Application Troubleshooting Guide For Semiautomatic Welding EquipmentCommon MIG Shielding Gases Drive rolls if necessary Welding arc not stable Wire slipping in drive rollsReadjust welding parameters Welding power source 49 32 − Parts List57 58 Dia Part Description Quantity Optional 245 H100S4-10 Gun Consumables Optional Drive RollsOptions Assistance ServiceSupport Hobart Welding Products Contact your Distributor for