Electrical Diagram, Circuit Diagram | Hobart Welding Products 125

SECTION 8 − ELECTRICAL DIAGRAM

230 950-A

Figure 8-1. Circuit Diagram

OM-947 Page 29

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Hobart Welding Products 125 manual Electrical Diagram, Circuit Diagram

Contents

Processes DescriptionFile Flux Cored Fcaw Protect Your Investment From Hobart to You Table of Contents 10-2 10-1 Arc Welding Hazards Symbol UsageElectric Shock can kill HOT Parts can burn ARC Rays can burn eyes and skin Fumes and Gases can be hazardousWelding can cause fire or explosion Flying Metal or Dirt can injure eyes Fire or Explosion hazard Welding Wire can injureFalling Equipment can injure Moving Parts can injure California Proposition 65 Warnings Principal Safety StandardsEMF Information About Implanted Medical Devices Symboles utilisés UNE Décharge Électrique peut entraîner la mortIndique des instructions spécifiques LES Pièces Chaudes peuvent provoquer des brûlures LES Fumées ET LES GAZ peuvent être dangereuxLE Soudage peut provoquer un incendie ou une explosion LES Bouteilles peuvent exploser si elles sont endommagées LE Bruit peut endommager l’ouïeRisque D’INCENDIE OU LA Chute DE L’ÉQUIPEMENT peut provoquer des blessures Les Pièces Mobiles peuvent causer des blessures Proposition californienne 65 AvertissementsLES Fils DE Soudage peuvent provoquer des blessures LE Soudage À L’ARC risque de provoquer des interférences Principales normes de sécurité Informations relatives aux CEMEn ce qui concerne les implants médicaux OM-947 Symbols And Definitions − SpecificationsSpecifications − Definitions Duty Cycle And Overheating WarrantyVolt-Ampere Curves Can damage unit or gun and void − Installation Installing Work ClampSlide insulating grips over handles Tools Needed OM-947 Changing Polarity Process/Polarity Table Tools Needed 11/16, 1-1/8 Shielding Gas Installing Gas Supply Installing Wire Spool And Adjusting Hub Tension Only applies to units equipped withOptional hub kit Make this installation Selecting a Location And Connecting 115 Volt Input PowerSerial Number And Rating Label Location Section Turn off welding power source Installing Contact Tip And Nozzle Hold wire tightly to keep it from unraveling Threading Welding Wire Controls − OperationOperating The Gun Load Weld Parameter Chart Routine Maintenance − Maintenance &TROUBLESHOOTINGOverload Protection Drive Motor Protection Retaining Knob Opening Changing Drive Roll Or Wire Inlet Guide Replacing Gun Contact Tip Turn Off power before replacing contact tip Hold wire tightly to keep it Cleaning Gun LinerThread wire according to From unraveling. Secure Replacing Gun Liner Remove black sleeving from end of replacement linerTools Needed Head Tube Mm / 10 mm Tube. Separate gun handle halves 10 mm Secure power cord plug in receptacle see Section Troubleshooting TablePower source see Section Trouble Remedy Circuit Diagram − Electrical Diagram − FCAW/GMAW Welding Guidelines Typical Fcaw Process ConnectionsTypical Gmaw MIG Process Connections Wire Size Amperage Range Typical Control SettingsAmperage Select Voltage End View of Work Angle Holding And Positioning Welding Gun Conditions That Affect Weld Bead Shape Short Normal LongSlow Normal Poor Weld Bead Characteristics Good Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Excessive Spatter Troubleshooting − PorosityPossible Causes Corrective Actions Troubleshooting − Excessive Penetration Troubleshooting − Lack Of PenetrationTroubleshooting − Incomplete Fusion Troubleshooting − Waviness Of Bead Troubleshooting − Burn-ThroughTroubleshooting − Distortion Base metal to move Common Gmaw MIG Shielding Gases Troubleshooting Guide For Semiautomatic Welding EquipmentApplication Fillet Open gas valve at cylinder and adjust flow rate Gas nozzle plugged Clean or replace gas nozzleGas hose in gun and cable assembly Loose or broken wires to gas solenoid Accessories − ACCESSORIES/CONSUMABLESConsumables Pkg Material Thickness Reference Chart Work like a Pro Service SupportAssistance Hobart Welding Products Contact your Distributor for