Miller Electric OM-230 manual MIG Welding Gmaw Guidelines, Typical MIG Process Connections

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SECTION 8 − MIG WELDING (GMAW) GUIDELINES

8-1. Typical MIG Process Connections

! Weld current can damage electronic parts in vehicles. Disconnect both battery cables before welding on a vehicle. Place work clamp as close to the weld as possible.

Regulator/

Flowmeter

Wire Feeder/

Power Source

Gun

Shielding Gas

Gas

Workpiece

Work Clamp

mig1 2007−05 / 801 909-A

OM-230 693 Page 36

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Contents OM-230 693C ProcessesDescription File MIG GmawFrom Miller to You Table of Contents − MIG Welding Gmaw Guidelines − Parts ListTypical MIG Process Connections Symbol Usage Arc Welding HazardsElectric Shock can kill HOT Parts can cause severe burnsFumes and Gases can be hazardous ARC Rays can burn eyes and skinWelding can cause fire or explosion Flying Metal or Dirt can injure eyesWelding Wire can cause injury Fire or Explosion hazardFalling Unit can cause injury Moving Parts can cause injuryPrincipal Safety Standards California Proposition 65 WarningsEMF Information About Implanted Medical DevicesSymboles utilisés UNE Décharge Électrique peut entraîner la mortLES Fumées ET LES GAZ peuvent être dangereux DES Pièces Chaudes peuvent provoquer des brûlures gravesLE Soudage peut provoquer un in cendie ou une explosion LE Bruit peut endommager l’ouïe LES Bouteilles peuvent exploser si elles sont endommagéesRisque D’INCENDIE OU D’EXPLO LA Chute DE L’APPAREIL peut blesserLES Fils DE Soudage peuvent provoquer des blessures Proposition californienne 65 AvertissementsLE Soudage À L’ARC risque de provoquer des interférences Information EMF Principales normes de sécuritéEn ce qui concerne les implants médicaux OM-230 693 Symbols And Definitions SpecificationsVolt-Ampere Curves Welding Power Source Duty Cycle And OverheatingOverheating Connecting To Weld Output Terminals Installing Work Cable And ClampConnecting Spoolmatic 15A Or 30A Gun Gun End Gun Liner Wire Outlet Guide Connecting XR Aluma-Pro, XR Edge, XR-A Gun, Or XR-A Python32 in 2.4 mm Setting Gun Polarity For Wire Type Installing Gas SupplyPolarity Changeover Label Information 11/16Installing Wire Spool And Adjusting Hub Tension Positioning Jumper LinksElectrical Service Guide Input Voltage200 230 460 575 127 20618 in 457 mm of space for airflow =GND/PE Earth Ground Selecting a Location And Connecting Input PowerL2L1 230 VAC Threading Welding Wire PressureScale Remove gun nozzle and contact tipOM-230 693 Weld Parameters 226 650-B − Operation ControlsRun−in Wire Feed Speed Settings JOG ModeTrigger and pull the trigger again momentarily one second Voltmeter And Wire Feed Speed Meter Operation Jog ModePower Up Status Welding StatusTimers Set Up Push Motor Torque SUP Or Reset rES Changing Drive Roll and Wire Inlet Guide Routine MaintenanceUnit Overload Aligning Drive Rolls and Wire Guide Turn Off powerAssembly open View is from top of drive rollsTroubleshooting Trouble Remedy OM-230 693 − Electrical Diagram 229 485-A − MIG Welding Gmaw Guidelines Typical MIG Process ConnectionsTypical MIG Process Control Settings Wire Size Amperage RangeSelect Wire Size Recommendation Wire Speed Select VoltageHolding And Positioning Welding Gun Side View Of Gun AngleConditions That Affect Weld Bead Shape Push Perpendicular DragShort Normal Long Slow NormalGood Weld Bead Characteristics Poor Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Excessive Spatter Troubleshooting − PorosityTroubleshooting − Excessive Penetration Possible Causes Corrective ActionsTroubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Burn-Through Troubleshooting − Distortion Troubleshooting − Waviness Of BeadWeld bead Common MIG Shielding Gases Troubleshooting Guide For Semiautomatic Welding EquipmentApplication Welding arc not stable Wire slipping in drive rolls Readjust welding parametersWelding power source Drive rolls if necessaryDrive Roll And Wire Guide Kits 087Grooved 056 0.9 mm 204Your distributor also gives ServiceSupport To locate a Distributor or Service Agency visit Miller Electric Mfg. CoFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s