Processes | Hobart Welding Products 2250 instruction

OM-192 440A November 1998

Specifications Covered by this Manual: 903 702

Processes

Gas Metal Arc (MIG) Welding

Flux Cored Arc (FCAW)

Welding

Description

Arc Welding Power Source and Wire

Feeder

BETA-MIG 2250

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Hobart Welding Products 2250 specifications Processes, Description

Contents

Description Processes From Hobart to You Table of Contents Page Marks a special safety message Symbol UsageArc Welding Hazards Electric Shock can kill Welding can cause fire or explosion ARC Rays can burn eyes and skinFlying Metal can injure eyes Buildup of GAS can injure or kill Principal Safety Standards About Pacemakers EMF Information Consignes DE Securite Lire Avant Utilisation Signification des symbolesUN Choc Électrique peut tuer LES Fumées ET LES GAZ peuvent être dangereux DES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer un incendie ou une explosionDES Pièces Chaudes peuvent pro- voquer des brûlures graves LE Bruit peut affecter l’ouïe LA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU’EMPLOI Excessif peut DES Organes Mobiles peuvent provoquer des blessures Information sur les champs électromagnétiques Principales normes de sécuritéConsignes relatives aux stimulateurs cardiaques Exceeding duty cycle can damage unit and void warranty SpecificationsIntroduction Duty Cycle And Overheating Volt-Ampere Curves Installing Welding Gun Setting Gun Polarity For Wire Type Installing Work Clamp Installing Wire Spool And Adjusting Hub Tension Installing Gas Supply Changing Input Voltage From 230 Volts To 200 Volts Electrical Service GuideInput Voltage Min Grounding Conductor Size In AWG/Kcmil Selecting a Location And Connecting Input Power Hold wire tightly to keep it from unraveling Threading Welding Wire Controls Operation Weld Parameters Routine Maintenance Maintenance and TroubleshootingCircuit Breakers Months Turn Off power before replacing contact tip Replacing Drive Roll And Wire Inlet GuideReplacing Gun Contact Tip Disconnect gun from unit Cleaning Or Replacing Piecemaker 20-A Gun LinerTo Reassemble Gun Wire Drive/Gun Troubleshooting Table Welding Troubleshooting TableWire Drive/Gun Trouble Remedy Welding Trouble Remedy Circuit Diagram For Welding Power Source Electrical Diagram OM-192 440 Main Assembly Parts List Item 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 1 Hobart Welding Products Contact your Distributor for