Hobart Welding Products 2250 Installing Work Clamp, Setting Gun Polarity For Wire Type

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2-5. Installing Work Clamp

2

3

4

1 Work Cable

Route cable out front panel opening from inside.

2Negative (–/Black) Output Terminal

Connect cable to terminal.

3Hardware

4Work Clamp

Route cable through clamp handle and secure as shown.

Close door.

1	Tools Needed:
1
	1/2, 3/4 in
	Ref. ST-802 285 / Ref. ST-801 566

2-6. Setting Gun Polarity For Wire Type

	1
Ref. ST-192 432	2	3

1Polarity Changeover Label

2Positive (+/Red) Output Terminal

3Negative (–/Black) Output Terminal

Always read and follow wire manufacturer’s recommended polarity.

Close door.

Tools Needed:

3/4 in

Ref. ST-801 875

OM-192 440 Page 11

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Contents Description ProcessesFrom 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 Fumées ET LES GAZ peuvent être dangereux Signification des symbolesConsignes DE Securite Lire Avant Utilisation UN Choc Électrique peut tuerLE Bruit peut affecter l’ouïe LE Soudage peut provoquer un incendie ou une explosionDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent pro- voquer des brûlures gravesDES Organes Mobiles peuvent provoquer des blessures Risque D’INCENDIE OULA Chute DE L’APPAREIL peut blesser ’EMPLOI Excessif peutPrincipales normes de sécurité Information sur les champs électromagnétiquesConsignes relatives aux stimulateurs cardiaques Duty Cycle And Overheating SpecificationsExceeding duty cycle can damage unit and void warranty IntroductionVolt-Ampere Curves Installing Welding GunSetting Gun Polarity For Wire Type Installing Work ClampInstalling Wire Spool And Adjusting Hub Tension Installing Gas SupplyMin Grounding Conductor Size In AWG/Kcmil Electrical Service GuideChanging Input Voltage From 230 Volts To 200 Volts Input VoltageSelecting a Location And Connecting Input Power Hold wire tightly to keep it from unraveling Threading Welding WireControls OperationWeld Parameters Months Maintenance and TroubleshootingRoutine Maintenance Circuit BreakersReplacing Drive Roll And Wire Inlet Guide Turn Off power before replacing contact tipReplacing Gun Contact Tip Cleaning Or Replacing Piecemaker 20-A Gun Liner Disconnect gun from unitTo Reassemble Gun Welding Trouble Remedy Welding Troubleshooting TableWire Drive/Gun Troubleshooting Table Wire Drive/Gun Trouble RemedyCircuit Diagram For Welding Power Source Electrical DiagramOM-192 440 Main Assembly Parts ListItem Dia Part Mkgs Description Quantity Center Baffle w/Components Center Baffle w/Components -1 Item Rear Panel w/Components Front Panel w/Components Gun And Cable Assembly, Piecemaker 20-A Part Description Quantity Page Page Page Call Effective January 1Hobart Welding Products Contact your Distributor for