Hobart Welding Products OM-198 683C manual Cleaning Or Replacing Gun Liner, To Reassemble Gun

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4-7. Cleaning Or Replacing Gun Liner

Y Disconnect gun from unit first.

Head Tube

Remove nozzle, contact tip, and adapter.

5/16 in

Lay gun cable out straight before installing new liner.

Blow out gun casing.

Tools Needed:

5/16 in, 10 mm

10 mm

Remove liner.

To Reassemble Gun:

Install and tighten new liner.

Cut liner off 3/4 in (20 mm) (3/8 in [9.5 mm] for aluminum) from head tube.

Install adapter, contact tip, and nozzle.

Ref. ST-800 797-C

OM-198 683 Page 23

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Contents OM-198 683C ProcessesDescription From Hobart to You Table of Contents Page Electric Shock can kill Symbol UsageMarks a special safety message Arc Welding HazardsBuildup of GAS can injure or kill ARC Rays can burn eyes and skinWelding can cause fire or explosion Flying Metal can injure eyesPrincipal Safety Standards About Pacemakers EMF InformationLES Fumé ES ET LES GAZ peuvent ê tre dangereux Signification des symbolesConsignes DE Securite Lire Avant Utilisation UN Choc É Lectrique peut tuerLE Soudage peut provoquer un incendie ou une explosion DES Particules Volantes peuvent blesser les yeuxLE Bruit peut affecter l’ouïe DES Organes Mobiles peuvent provoquer des blessures Risque D’INCENDIE OULA Chute DE L’APPAREIL peut blesser ’EMPLOI Excessif peutPrincipales normes de sé curité Information sur les champs é lectromagné tiquesConsignes relatives aux stimulateurs cardiaques Exceeding duty cycle can damage unit and void warranty InstallationSpecifications Welding Power Source Duty Cycle And OverheatingWelding Gun Duty Cycle And Overheating Volt-Ampere CurvesDefinition Installing Work Clamp Installing Welding GunConnecting Olympic 30A Gun Installing Gas Supply Setting Gun Polarity For Wire TypePositioning Jumper Links Installing Wire Spool and Adjusting Hub TensionSelecting a Location And Connecting Input Power Electrical Service GuideScale Threading Welding WireWeld Parameter 196 Controls OperationWelding Status Voltmeter And Wire Feed Speed Meter OperationPower Up Status Error MessageUnit Overload Maintenance &TROUBLESHOOTINGRoutine Maintenance Circuit Breaker CB1Changing Drive Roll and Wire Inlet Guide Turn Off powerReplacing Gun Contact Tip Aligning Drive Rolls and Wire Guide Cleaning Or Replacing Gun Liner Disconnect gun from unit firstTo Reassemble Gun Disconnect gun first Replacing Switch And/Or Head TubeTrouble Remedy TroubleshootingOM-198 683 Circuit Diagram Electrical DiagramMain Assembly Parts ListDia Part Description Mkgs Quantity Baffle, Center w/Components Baffle, Center w/Components -1 Item M-25 Gun M-25 Gun -1 Item Panel, Front w/Components -1 Item Wire Drive And Gears Wire Drive And Gears -2 ItemPanel, Rear w/Components -1 Item Drive Roll And Wire Guide KitsPage Page Support ServiceHobart Welding Products Contact your Distributor for