OM-235 281 | Hobart Welding Products 230 guide

OM-235 281 Page 10

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Hobart Welding Products 230 manual OM-235 281

Contents

Description OM-235 281AProcesses File MIG Gmaw From Hobart to You Protect Your Investment Table of Contents Warranty Electric Shock can kill Symbol UsageArc Welding Hazards HOT Parts can burn Welding can cause fire or explosion Fumes and Gases can be hazardousARC Rays can burn eyes and skin Flying Metal or Dirt can injure eyes Falling Equipment can injure Welding Wire can injureFire or Explosion hazard Moving Parts can injure EMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings About Implanted Medical Devices Symboles utilisés UNE Décharge Électrique peut entraîner la mort LE Soudage peut provoquer un in cendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures gravesLES Fumées ET LES GAZ peuvent être dangereux Risque D’INCENDIE OU D’EXPLO- Sion LE Bruit peut endommager l’ouïeLES Bouteilles peuvent exploser si elles sont endommagées LA Chute DE L’APPAREIL peut blesser LE Soudage À L’ARC risque de provoquer des interférences Proposition californienne 65 AvertissementsLES Fils DE Soudage peuvent provoquer des blessures En ce qui concerne les implants médicaux Principales normes de sécuritéInformation EMF OM-235 281 Overheating SpecificationsWelding Power Source Duty Cycle And Overheating Amperage Volt-Ampere CurvesVoltage 40.0 35.0 30.0 25.0 20.0 15.0 10.0 100 150 200 250 300 Installing Welding Gun MIG GUN Connecting To Weld Output Terminals Installing Work Clamp Changing Polarity Setting Gun Polarity For Wire TypeInstalling 2 lb Wire Spool And Adjusting Hub Tension Electrode Negative Dcen Installing 10 lb Wire Spool And Adjusting Hub Tension Installing 33 lb Wire Spool And Adjusting Hub Tension Tools Needed 1-1/8, 5/8 Installing Gas SupplyRear Panel Turn off and disconnect input power Positioning Jumper Links Input Voltage Electrical Service GuideHz Single Input Amperes At Rated Output Special installation may be Selecting a Location And Connecting Input PowerDo not move or operate unit where it could tip Conductors from unit Threading Welding Wire Turn Off unit, and disconnect input power 3070 2080 1090 Wire Speed ControlControls Selecting Wire, Gas and Control Settings Weld Parameters Supplementary Protectors Routine MaintenanceDisconnect power Before maintaining Removing Knob From Front Panel Replacing Drive Roll And Wire Inlet GuideTurn Off power Replacing Gun Contact Tip Aligning Drive Rolls and Wire GuideTurn Off power before replacing contact tip Cable Hanger Screws Tools Needed Installing Cable HangersTurn Off power before Installing cable hangers Turn off welding power source/wire feeder Wire Drive/Gun Trouble Remedy Welding Troubleshooting TableWire Drive/Gun Troubleshooting Table Welding Trouble Remedy − MIG Welding Gmaw Guidelines Typical MIG Process Connections Amperage Typical MIG Process Control SettingsWire Size Amperage Range Select Voltage Holding And Positioning Welding Gun Groove Welds Perpendicular Drag Conditions That Affect Weld Bead ShapePush Short Normal Long Gun Movement During Welding Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Troubleshooting − Excessive Penetration Troubleshooting − Excessive SpatterTroubleshooting − Porosity Possible Causes Corrective Actions Troubleshooting − Burn-Through Troubleshooting − Lack Of PenetrationTroubleshooting − Incomplete Fusion Base metal to move Troubleshooting − Waviness Of BeadTroubleshooting − Distortion Direction Application Troubleshooting Guide For Semiautomatic Welding EquipmentCommon MIG Shielding Gases Welding power source Welding arc not stable Wire slipping in drive rollsReadjust welding parameters Drive rolls if necessary − Electrical Diagram Main Assembly 10 − Fig 17 − Fig Item Dia Part Description Quantity Mkgs Center Baffle w/Components Center Baffle w/Components -1Item Rear Panel w/Components Front Panel w/Components Wire Drive Assembly 234 Wire Drive Assembly H200L4−15 Gun 237 Accessories Knurl Drive Roll For Hard Shell Cored Wires Assistance ServiceSupport Contact your Distributor for Hobart Welding Products