Hobart Welding Products OM-948 manual Threading Welding Wire

Page 9

3-4. Threading Welding Wire

1 Wire Spool

2 Welding Wire

3 Inlet Wire Guide

4 Pressure Adjustment Knob

5 Drive Roll

6 Gun Cable

Lay gun cable out straight.

4

Tools Needed:

6

1

2

3

5

 

 

 

 

Open pressure assembly.

Tighten

.Hold wire tightly to keep it from unraveling.

6 in

4 in

(150 mm)

 

(102 mm)

Pull and hold wire; cut off end.

Push wire thru guides into gun liner;

 

continue to hold wire.

.Rotate pressure adjustment knob in a clockwise direction

until drive roll is tight against the welding wire. Adjust drive roll pressure just tightly enough to prevent wire from slipping on or against drive roll during operation.

INPUT POWER

Be sure that wire is positioned

in proper feed roll groove. Close and tighten pressure assembly, and let go of wire.

Press gun trigger until wire comes out of gun.

Remove gun nozzle and contact tip.

Turn power on.

.Tip adapter may also require removal to allow wire to feed out end of gun.

Tighten

 

 

 

WOOD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Be sure that contact tip matches wire diameter.

Feed wire to check drive roll pressure.

Reinstall tip adapter, if applicable, contact tip

Tighten knob enough to prevent slipping.

and nozzle.

Cut off wire. Close door.

Ref. 803 444-A / Ref. 205 837

OM-948 Page 5

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Contents Gun From Hobart to You Table of Contents Page Marks a special safety message Symbol UsageMeans Note not safety related Fcaw And Gmaw Gun HazardsAbout Pacemakers EMF InformationInstallation Safety InformationSpecifications Duty Cycle And OverheatingTurn off welding power source Installing Gun Into Welding Power SourceThread wire according to Section If existing gun requires removal, see SectionHold wire tightly to keep it from unraveling Threading Welding WireOperating The Gun OperationMaintenance & Troubleshooting Cleaning Gun LinerReplacing Gun Contact Tip Replacing Gun Liner Replacing Gun Liner Replacing Liner O-Ring Replacing Liner O-Ring Replacing Switch And/Or Head Tube Removing Gun From Welding Power Source Each Spool Of Wire Routine MaintenanceTroubleshooting MonthsPkg Parts ListWork like a Pro Page Page Support ServiceOwner’s Record