Hobart OM-1581 manual Threading Welding Wire Through Gun, Coolant Guidelines

Page 26

3-16. Threading Welding Wire Through Gun

 

1

Pressure Roll Assembly

 

Lift arm and open pressure roll

 

assembly.

 

2

Wire Conduit

 

Lay wire conduit out straight.

 

3

Jog Switch

3

Push Jog switch up to feed wire

through wire conduit.

6

4

Drive Roll

 

 

2

For wire sizes .035 in (0.9 mm) and

smaller use small groove, and

 

 

.047 in (1.2 mm) and 1/16 in

 

(1.6 mm) use large groove.

 

5

Contact Tip

 

Manually thread wire along drive

 

roll groove and out contact tip 2 in

 

(51 mm). Close pressure roll

 

assembly.

 

6

Tension Thumbnut

4

7

Pressure Adjustment Knob

 

8

Final Pressure Adjustment

 

6

8

Turn On feeder and check drive roll

pressure by feeding wire against a

 

 

piece of wood or concrete surface;

 

wire should feed steadily without

1

slipping. If necessary, adjust

 

pressure adjustment knob in gun.

 

Turn Off feeder and welding power

5

source. Reinstall gun cover. Close

and latch feeder door.

WOOD

Ref. 157 779-A / Ref. 176 700-A / Ref. S-0651

3-17. Coolant Guidelines

CAUTION

INCORRECT COOLANT OR COOLANT CONTAINING STOP-LEAK ADDITIVES can corrode and/or plug gun/feeder cooling passages.

Use only a mix of 50% distilled water and 50% high quality automotive antifreeze as proper coolant for this product.

Do not use antifreeze containing stop-leak additives.

Use of other coolant voids warranty.

 

 

 

Follow

these

guidelines

to

1

 

 

decrease corrosion in gun/feeder

 

 

and cooling system:

 

 

 

 

 

 

50 – 50

 

1

Coolant

 

 

 

Distilled

 

Mix distilled water and high quality

 

Water &

 

 

Antifreeze

 

automotive antifreeze. Use anti-

 

 

 

freeze which does not contain stop-

2

 

 

leak additives.

 

 

 

 

Use

of

other

coolant voids

 

 

FULL

 

 

warranty.

 

 

 

 

 

 

 

 

 

 

 

 

2

Coolant System Tank

 

 

 

 

3

Changing Coolant

 

 

 

 

Change coolant only if dirty.

 

Draining

Filling

Tighten Connections

Add coolant to keep level full.

 

4

Tighten Connections

 

 

 

 

 

 

3

4

Keep gun connections tight.

S-0760

OM-1581 Page 22

Image 26
Contents Description OM-1581Processes From Hobart to You Table of Contents Page Electric Shock can kill Symbol UsageArc Welding Hazards Fumes and Gases can be hazardousFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killPrincipal Safety Standards EMF Information About PacemakersUN Choc É Lectrique peut tuer Signification des symbolesConsignes DE Securite Lire Avant Utilisation LES Fumé ES ET LES GAZ peuvent ê tre dangereuxLE Bruit peut affecter l’ouïe LE Soudage peut provoquer un incendie ou une explosionDES Particules Volantes peuvent blesser les yeux ’EMPLOI Excessif peut Risque D’INCENDIE OULA Chute DE L’APPAREIL peut blesser DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sé curité Information sur les champs é lectromagné tiquesGun Specifications SpecificationsWire Feeder 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 Front Panel Controls Of Feeder Air-Cooled Model Shown Safety EquipmentOperation Work And Voltage Sensing Cable ClampsRun-In Speed Control Jog SwitchVoltage/Wire Speed Switch And Meter Optional Remote Voltage Control Optional Power Switch Spot Controls OptionalFlowmeter Optional Internal ControlsCoolant Supply For Water-Cooled Models Only Gun ControlsShielding Gas Sequence Of Gas Metal Arc Welding Gmaw Continuous Or SpotMonths Maintenance & TroubleshootingRoutine Maintenance 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 ModelsOverload Protection Adjusting Hub TensionWater Flow Switch Optional For Water-Cooled Models 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