Hobart OM-1581 manual Removing Top Cover Of Gun

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3-4. Connections With A CC Welding Power Source And A 115 VAC/12 VDC Secondary Contactor

1

2

3

4

10

11

9

8

7

6

1Constant Current (CC) Weld- ing Power Source

2Workpiece

3Voltage Sensing Lead

4Gun

5Wire Feeder

63-Conductor 115 VAC Cord

73-Conductor Contactor Con- trol Cord

85-Pin Plug

9Secondary Contactor

10Gas Cylinder

11115 VAC Plug

Obtain plug for wire feeder.

5

151 777-B

3-5. Removing Top Cover Of Gun

1

1 Top Cover

Push back and lift off as shown.

To reinstall cover, set rear of cover in gun, and push cover back, down, and forward until it clicks into position.

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OM-1581 Page 12

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Contents Processes OM-1581Description From Hobart to You Table of Contents Page Symbol Usage Arc Welding HazardsElectric Shock can kill Fumes and Gases can be hazardousARC Rays can burn eyes and skin Welding can cause fire or explosionFlying Metal can injure eyes Buildup of GAS can injure or killPrincipal Safety Standards EMF Information About PacemakersSignification des symboles Consignes DE Securite Lire Avant UtilisationUN Choc É Lectrique peut tuer LES Fumé ES ET LES GAZ peuvent ê tre dangereuxDES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer un incendie ou une explosionLE Bruit peut affecter l’ouïe Risque D’INCENDIE OU LA Chute DE L’APPAREIL peut blesser’EMPLOI Excessif peut DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sé curité Information sur les champs é lectromagné tiquesSpecifications Wire Feeder SpecificationsGun Specifications Duty Cycle And OverheatingInstallation Constant Voltage CV Weld- ing Power Source Plug Removing Top Cover Of Gun Air-Cooled Gun Connections Water-Cooled Gun Connections Air-Cooled Feeder Connections Water-Cooled Feeder Connections Rear Of Water Fitting Left- Hand ThreadsAdjusting Contact Tip Position Voltage Sensing Lead Connections12 VAC/Contactor Control Plug Information ContactorPLG5 Installing Wire Spool Threading Welding Wire Through Feeder Threading Welding Wire Through Gun Coolant GuidelinesAdjusting Wire Feed Starting Speed Safety Equipment OperationFront Panel Controls Of Feeder Air-Cooled Model Shown Work And Voltage Sensing Cable ClampsVoltage/Wire Speed Switch And Meter Optional Jog SwitchRun-In Speed Control Remote Voltage Control Optional Power Switch Spot Controls OptionalFlowmeter Optional Internal ControlsGun Controls Shielding GasCoolant Supply For Water-Cooled Models Only Sequence Of Gas Metal Arc Welding Gmaw Continuous Or SpotRoutine Maintenance Maintenance & TroubleshootingMonths Changing Or Cleaning Gun Drive Roll Changing Feeder Drive Roll And Wire Inlet Guide Replacing Or Cleaning Gun Drive Roll Bearing Replacing Or Cleaning Feeder Drive Roll BearingChanging Gun Contact Tip And Liner Removing Contact Tip Adapter In Air-Cooled ModelsReplacing Hub Assembly Removing Contact Tip Adapter In Water-Cooled ModelsWater Flow Switch Optional For Water-Cooled Models Adjusting Hub TensionOverload Protection Troubleshooting Wire Feeder TroubleGun Trouble Electrical Diagrams Circuit Diagram For Wire FeederCircuit Diagram For Gun Parts List Main AssemblyDia Part CB1 Motor & Wire Drive -1 Item Panel, Front w/Components Water-Cooled Model Illustrated Panel, Front w/Components -1 Item Exploded View Of Gun 133 203 Barrel Assembly -4 Item Optional Call HOBART1 for your local Hobart distributor Contact your Distributor for Hobart Welding Products