Hobart Welding Products 210 MVP manual Connecting Optional Spool Gun, Exposed O-rings

Page 29

5-15. Connecting Optional Spool Gun

7

1Drive Assembly

2Spool Gun

3Gun Securing Thumbscrew

4Gun End

Loosen thumbscrew. Insert end through opening until it bottoms

6

Spool Gun

MIG Gun

5

1	3	4	2

against drive assembly. Tighten thumbscrew.

Spool gun must be inserted completely to prevent leakage of shielding gas.

5 Gun Trigger Plug

Insert plug into receptacle, and tighten threaded collar.

6Spool Gun/MIG Gun Switch Place switch in Spool Gun position.

7Polarity Changeover Terminal Block

To make proper polarity connection, see Section 5-5.

Close door.

.Be sure that gun end is tight against drive assembly.

3

Exposed O-rings

Incorrect

will cause shielding

Correct

gas leakage.

Gun Not Seated

Gun Fully Seated

9 8

10

8 Wire Feed Speed Control

Wire feed speed control controls rate at which the is fed through the

3welding gun to the weld puddle.

9 Voltage Control

Arc voltage is controlled by welding power source Voltage control (see Section 6-2or door chart for appropriate setting).

10 Trigger

Press trigger to energize welding power source contactor, start shielding gas flow, and begin wire feed.

804 695-A / 804 696-A

OM-249 498 Page 25

Image 29

Contents Processes OM-249 498BDescription File MIG GmawProtect Your Investment From Hobart to YouTable of Contents Warranty Arc Welding Hazards Symbol UsageElectric Shock can kill HOT Parts can burnARC Rays can burn eyes and skin Fumes and Gases can be hazardousWelding can cause fire or explosion Flying Metal or Dirt can injure eyesFire or Explosion hazard Welding Wire can injureFalling Equipment can injure Moving Parts can injureCalifornia Proposition 65 Warnings Principal Safety StandardsEMF Information About Implanted Medical DevicesUNE Décharge Électrique peut entraîner la mort Symboles utilisésLE Soudage peut provoquer un incendie ou une explosion LES Pièces Chaudes peuvent provoquer des brûluresLES Fumées ET LES GAZ peuvent être dangereux LES Bouteilles peuvent exploser si elles sont endommagées LE Bruit peut endommager l’ouïeRisque D’INCENDIE OU LA Chute DE L’ÉQUIPEMENT peut provoquer des blessuresLes Pièces Mobiles peuvent causer des blessures Proposition californienne 65 AvertissementsLES Fils DE Soudage peuvent provoquer 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 − Definitions Symbols And DefinitionsI1max I1effSpecifications For 115 VAC − SpecificationsSpecifications For 230 VAC 30% duty cycle at 150 amps Minutes Welding Duty Cycle And Overheating20% duty cycle at 90 amps Minutes Welding OverheatingVoltage Amperage Volt-Ampere CurvesInstalling 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 GuideMulti−Voltage Plug MVP Connection Do not move or operate Unit where it could tip Selecting a Location And Connecting Input PowerDo Not modify or rewire receptacle Connection Serial Number And Rating Label LocationLocal Codes − have only InstallationQualified Persons Make YellowConnecting 1-Phase Input Power For 115 VAC Input Installing 8 in mm Wire Spool Installing Wire Spool And Adjusting Hub TensionExposed O-rings Connecting Optional Spool GunWire Feed Speed Control Threading Welding Wire Controls − OperationWeld Parameter Chart Routine Maintenance − Maintenance &TROUBLESHOOTINGOverload Protection Drive Motor Protection023/.025 Changing Drive Roll Or Wire Inlet Guide030/.035 Groove Knurled Smooth 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 Trouble Remedy Troubleshooting TableCircuit Diagram − Electrical Diagram249 315-A − MIG Welding Gmaw Guidelines Regulator Flowmeter Shielding Gas Wire Feeder Power SourceTypical MIG Process Connections Gun Workpiece Work ClampSelect Voltage Typical MIG Process Control SettingsWire Size Amperage Range Groove Welds Holding And Positioning Welding GunPush Conditions That Affect Weld Bead ShapePerpendicular Drag Short Normal LongGun Movement During Welding Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Troubleshooting − Porosity Troubleshooting − Excessive SpatterTroubleshooting − Excessive Penetration Possible Causes Corrective ActionsTroubleshooting − Burn-Through Troubleshooting − Lack Of PenetrationTroubleshooting − Incomplete Fusion Troubleshooting − Distortion Troubleshooting − Waviness Of BeadBase metal to move DirectionApplication Troubleshooting Guide For Semiautomatic Welding EquipmentCommon MIG Shielding Gases Readjust welding parameters Welding arc not stable Wire slipping in drive rollsWelding power source Drive rolls if necessary49 32 − Parts List57 58 Dia Part Description Quantity Optional 245 H100S4-10 GunConsumables Optional Drive RollsOptions Assistance ServiceSupport Hobart Welding Products Contact your Distributor for