228 180-A

OM-230 832 Page 29

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Miller Electric XLT 185 warranty 228 180-A

Contents

OM-230 832A 2007−02 Processes Arc Welding Power Source and Wire FeederDescription Flux Cored Arc FcawPage Table of Contents − Parts List − MIG Welding Gmaw GuidelinesTypical MIG Process Connections 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 California Proposition 65 Warnings Principal Safety Standards EMF InformationAbout Pacemakers UNE Décharge Électrique peut entraîner la mort LES Fumées ET LES GAZ peuvent être dangereuxIndique un message de sécurité particulier DES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer un incendie ou une explosionDES Pièces Chaudes peuvent provoquer des brûlures graves LE Bruit peut endommager l’ouïe LA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLO’EMPLOI Excessif peut SUR DES Organes Mobiles peuvent provoquer des blessures En ce qui concerne les stimulateurs cardiaques Boulevard, Rexdale, Ontario, Canada M9W 1R3 téléphone Symbols And Definitions − SpecificationsSpecifications − Definitions Volt-Ampere Curves Duty Cycle And OverheatingAmperes Output Installing Welding Gun − InstallationClose door Incorrect Installing Work Clamp Changing Polarity Process/Polarity Table Installing Gas Supply After flow is set, close feedhead pressure assemblyTools Needed 1-1/8 First, and never to a line ter- minal Selecting a Location And Connecting Input Power Electrical Service Guide Installing Wire Spool And Adjusting Hub TensionTools Needed Installing Contact Tip And Nozzle Threading Welding Wire Wire Speed Control − OperationControls CFH Weld Parameter Chart For 230 VAC Model 227010 Routine Maintenance − Maintenance &TROUBLESHOOTINGDisconnect power before maintaining Overload Protection Drive Motor Protection Turn Off power before replacing contact tip Changing Drive Roll Or Wire Inlet GuideReplacing Gun Contact Tip 030/.035 Groove Stamped 023/.025 Groove Stamped .030/.035 Install gas diffuser, adapter, contact tip, and nozzle Cleaning Or Replacing Gun LinerDisconnect gun from unit To Reassemble Gun Replacing Switch And/Or Head Tube Trouble Remedy Troubleshooting Table OM-230 832 Circuit Diagram − Electrical Diagram 228 180-A − MIG Welding Gmaw Guidelines Regulator Flowmeter Wire Feeder Power Source ShieldingTypical MIG Process Connections Gas Wire Size Amperage Range Typical MIG Process Control SettingsThickness to Amperage a Select Voltage Holding And Positioning Welding Gun Push Conditions That Affect Weld Bead ShapePerpendicular Drag Short Normal Long Poor Weld Bead Characteristics Good Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Porosity Troubleshooting − Excessive SpatterTroubleshooting − Excessive Penetration Possible Causes Corrective Actions Troubleshooting − Lack Of Penetration Troubleshooting − Incomplete FusionTroubleshooting − Burn-Through Troubleshooting − Distortion Troubleshooting − Waviness Of BeadCommon MIG Shielding Gases Weld bead Troubleshooting Guide For Semiautomatic Welding Equipment OM-230 832 Main Assembly − Parts List Dia Part 228 195 H-10 Gun Options Optional Drive RollsPage Work like a Pro Warranty Owner’s Record