OM-192 440 | Hobart Welding Products 250 guide

Notes

OM-192 440 Page 40

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Hobart Welding Products 250 installation instructions OM-192 440

Contents

OM-192 440W ProcessesDescription File MIG Gmaw From Hobart to You Table of Contents Warranty Symbol Usage Marks a special safety messageArc Welding Hazards Electric Shock can kill ARC Rays can burn eyes and skin Welding can cause fire or explosionFlying Metal can injure eyes Buildup of GAS can injure or kill California Proposition 65 Warnings About Pacemakers Principal Safety StandardsEMF Information Indique un message de sécurité particulier UNE Décharge Électrique peut entraîner la mortLES Fumées ET LES GAZ peuvent être dangereux LE Soudage peut provoquer un Incendie ou une explosionDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures graves Risque D’INCENDIE OU D’EXPLO LA Chute DE L’APPAREIL peut blesser’EMPLOI Excessif peut SUR DES Organes Mobiles peuvent provoquer des blessures Principales normes de sécurité En ce qui concerne les stimulateurs cardiaques Specifications Welding Power Source Duty Cycle And OverheatingExceeding duty cycle can damage unit and void warranty Overheating Definition Welding Gun Duty Cycle And OverheatingVolt-Ampere Curves Installing Welding Gun Connecting To Weld Output Terminals Installing Work Clamp Setting Gun Polarity For Wire Type Installing Wire Spool And Adjusting Hub Tension Installing Gas Supply Rear Panel Positioning Jumper Links Volts Electrical Service Guide Hz SingleInput Voltage Min Grounding Conductor Size In AWG Selecting a Location And Connecting Input Power Threading Welding Wire Wood Turn Off unit, and disconnect input power Operation Connecting Spool Gun To Welding Power Source Turn Off unit − Operation Controls While welding Voltage switch positionWeld Parameters Number on left of slash To read settingsExample 2/40 = Routine Maintenance Disconnect power before maintainingSupplementary Protectors Months Removing Knob From Front Panel Replacing Drive Roll And Wire Inlet GuideTurn Off power Turn Off power before replacing contact tip Replacing Gun Contact Tip Turn off welding power source/wire feeder Wire size stamped on tip − check and match wire size Replacing Switch And/Or Head Tube Welding Troubleshooting Table Wire Drive/Gun Troubleshooting TableWire Drive/Gun Trouble Remedy Welding Trouble Remedy − MIG Welding Gmaw Guidelines Typical MIG Process Connections Typical MIG Process Control Settings Wire Size Amperage RangeThickness to Amperage a Amperage Holding And Positioning Welding Gun Conditions That Affect Weld Bead Shape Gun Movement During Welding Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Troubleshooting − Excessive Spatter Troubleshooting − PorosityTroubleshooting − Excessive Penetration Possible Causes Corrective Actions Troubleshooting − Burn-Through Troubleshooting − Lack Of PenetrationTroubleshooting − Incomplete Fusion Troubleshooting − Waviness Of Bead Troubleshooting − Distortion Troubleshooting Guide For Semiautomatic Welding Equipment Wire does not feedCommon MIG Shielding Gases Application Welding arc not stable Wire slipping in drive rolls OM-192 440 − Electrical Diagram − Parts List REGULATOR/FLOWMETER, 10−50 CFH ARGON/CO2 Center Baffle w/Components Center Baffle w/Components -1Item Rear Panel w/Components Front Panel w/Components M-25 Gun Optional Spool Gun Switch Description RemarksPage Assistance ServiceSupport Contact your Distributor for Hobart Welding Products