Hobart OM-1581 manual Installing Wire Spool

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3-14. Installing Wire Spool

Turn Off wire feeder and welding power source.

1 Wire Spool

2 Top Cover

3 Pressure Roll Assembly

4 Gun Contact Tip

If wire spool is being replaced, open pressure roll assembly in gun, and cut welding wire off at contact tip.

For welding power sources without contactor, retract wire onto spool.

For welding power sources with a contactor, energize power source, turn On feeder, press Brake Release button (see Section 4-11), and retract wire onto spool.

Close gun pressure roll assembly and reinstall top cover.

5 Hub

6 Hub Pin

7 Compression Spring (Optional

For 8 in Spool)

8 Retaining Ring

Slide spool onto hub so wire feeds off bottom. Turn spool until hub pin fits hole in back of spool. Reinstall retaining ring.

Thread welding wire (see Section 3-15). Close and latch door or go on to Section 3-15.

6

5

1

2

7

3

8

4

Tools Needed:

Ref. 151 771-A / Ref. 072 573-B / Ref. 151 599-C

OM-1581 Page 20

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Contents OM-1581 ProcessesDescription 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 dangereuxLE Soudage peut provoquer un incendie ou une explosion DES Particules Volantes peuvent blesser les yeuxLE 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 ClampsJog Switch Voltage/Wire Speed Switch And Meter OptionalRun-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 SpotMaintenance & Troubleshooting Routine MaintenanceMonths 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 ModelsAdjusting Hub Tension Water Flow Switch Optional For Water-Cooled ModelsOverload 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