Hobart Welding Products OM-1594 manual Replacing Gun Cable Liner

Page 38

6-5. Replacing Gun Cable Liner

Y Turn Off welding power

			source and wire feeder.
		1	Drive Roll
		2	Collet Nut
		Lay gun cable out straight. Remove
		drive roll on gun and loosen collet
		nut on liner tube assembly.
1		3	Gun Connector
1
		Remove inlet guide from gun con-
		nector, and remove old liner.
		4	New Liner
	1	Insert split end of new liner into gun
	1	connector and continue feeding lin-
		connector and continue feeding lin-
2	2	er through cable assembly until lin-
		er	is through collet and all of split

portion is visible.

Cut off split portion of liner. Position liner as close as possible to drive rolls without touching them. Tighten collet nut. Reinstall inlet guide at gun connector and tighten onto lin- er.

Cut liner as close as possible to control (push motor) drive rolls.

See Section 4-14 for instructions on rethreading wire.

Pistol Grip Gun

XR-Edge Gun

3

3

Split End	4

Ref. 151 599-C / Ref. 802 652 / Ref. 801 556 / 801 564 / Ref. 151 666-A / Ref. 200 371

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Contents Description OM-1594Processes From Hobart to You Table of Contents Electrical Diagrams Arc Welding Hazards Symbol UsageMarks a special safety message Electric Shock can killFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explo- sion Buildup of GAS can injure or killPrincipal Safety Standards EMF Information About PacemakersLES Fumé ES ET LES GAZ peuvent ê tre dangereux Signification des symbolesUN Choc É Lectrique peut tuer Identifie un message de sé curité particulierLE 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 blessuresConsignes relatives aux stimulateurs cardiaques Principales normes de sé curitéInformation sur les champs é lectromagné tiques Keep your head out of the fumes Disconnect input plug or power before working on machineDrive rolls can injure fingers Rating Label For CE Products Power Symbols And DefinitionsSpecifications DiameterContinuous Welding Duty Cycle And OverheatingContinuous Welding Minutes Welding Do not use gas pressure Above 50 psi 345 kPaAir-Cooled Feeder Connections Rear PanelAir-Cooled Gun Connections Water-Cooled Feeder Connections Water-Cooled Gun Connections Pin Plug Information Voltage Sensing Lead ConnectionsDigital Meter Display Meters/Minute Inches/MinuteXR Edge Gun Adjusting Contact Tip PositionOpening Top Cover Of XR-Edge Gun Pistol Grip GunInstalling Wire Spool Removing Top Cover Of Pistol Grip GunTools Needed Open tension arm Threading Welding Wire Through Feeder150 mm Pull and hold wire cut off end Proceed to Section For XR-Edge Gun Threading Welding Wire Through GunNonconductive Surface Feed wire to check drive roll For Pistol-Grip GunAdjusting Wire Feed Starting Speed Setting Switches For Preflow And Postflow Adjusting Trigger Hold Actuation Time Trigger hold actuation time Range is from 0 to 4 secondsOperation ControlsInternal Controls Gun Controls Shielding Gas Coolant Supply For Water-Cooled Models OnlySequence Of Gas Metal Arc Welding Gmaw Continuous Or Spot Feeder Drive Assembly Maintenance Wire sizeGun Drive Assembly Maintenance For An XR-Edge Gun Post Pressure Roll w/BearingInsert chamfered end of liner into head tube Removing Contact Tip Adapter In XR-Edge GunsReplacing Head Tube Liner In XR-Edge Guns Turn Off welding power Source and wire feeder Replacing Gun Cable LinerReplacing Or Cleaning Gun Drive Roll In Pistol-Grip Guns Changing Gun Contact TipPressure Roll Turn Off wire feeder and welding power source Top CoverReplacing Head Tube Liner In Pistol-Grip Guns Insert chamfered end of liner into head tube Tool NeededRemoving Contact Tip Adapter In Air-Cooled Pistol-Grip Guns Replacing Hub Assembly Reinstall gun coverOverload Protection Water Flow Switch Optional For Water-Cooled ModelsTurn Off Wire Engine WeldingFilter, and clean fittings TroubleshootingDisconnect power before troubleshooting Trouble RemedyOM-1594 Electrical Diagrams 186 931-D Circuit Diagram For Gun OM-1594 Main Assembly 12 13 16 17MP1 Motor & Wire Drive Motor & Wire Drive -1 Item Panel, Front w/Components Water-Cooled Model Illustrated See FigurePanel, Front w/Components -1 Item Exploded View Of XR-Edge Gun See185 202 Barrel Assembly Of XR-Edge Gun 46 47 Exploded View Of Pistol-Grip Gun15Fig 133 Dia Part Barrel Assembly Of Pistol-Grip Gun 137 Barrel ASSEMBLY, water cooled 15W & 30W models OM-1594 OM-1594 Service SupportCall Contact your Distributor forHobart Welding Products