Miller Electric OM-230 manual Holding And Positioning Welding Gun, Side View Of Gun Angle

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8-3. Holding And Positioning Welding Gun

.Welding wire is energized when gun trigger is pressed. Before lowering helmet and pressing trigger, be sure wire is no more than 1/2 in (13 mm) past end of nozzle, and tip of wire is positioned correctly on seam.

		0°-15°
90°	90°
End View Of Work Angle		Side View Of Gun Angle
	GROOVE WELDS

1Hold Gun and Control Gun Trigger

2Workpiece

3Work Clamp

4Electrode Extension (Stickout) 1/4 to 1/2 in (6 To 13 mm)

5Cradle Gun and Rest Hand on Workpiece

45°0°-15°

45°

End View Of Work Angle

Side View Of Gun Angle

FILLET WELDS

S-0421-A

OM-230 693 Page 38

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Contents Description OM-230 693CProcesses File MIG GmawFrom Miller to You Table of Contents − Parts List − MIG Welding Gmaw GuidelinesTypical MIG Process Connections Electric Shock can kill Symbol UsageArc Welding Hazards HOT Parts can cause severe burnsWelding can cause fire or explosion Fumes and Gases can be hazardousARC Rays can burn eyes and skin Flying Metal or Dirt can injure eyesFalling Unit can cause injury Welding Wire can cause injuryFire or Explosion hazard Moving Parts can cause injuryEMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings About Implanted Medical DevicesSymboles utilisés UNE Décharge Électrique peut entraîner la mortDES Pièces Chaudes peuvent provoquer des brûlures graves LES Fumées ET LES GAZ peuvent être dangereuxLE Soudage peut provoquer un in cendie ou une explosion Risque D’INCENDIE OU D’EXPLO LE Bruit peut endommager l’ouïeLES Bouteilles peuvent exploser si elles sont endommagées LA Chute DE L’APPAREIL peut blesserProposition californienne 65 Avertissements LES Fils DE Soudage peuvent provoquer des blessuresLE Soudage À L’ARC risque de provoquer des interférences Principales normes de sécurité Information EMFEn ce qui concerne les implants médicaux OM-230 693 Symbols And Definitions SpecificationsWelding Power Source Duty Cycle And Overheating Volt-Ampere CurvesOverheating Connecting To Weld Output Terminals Installing Work Cable And ClampConnecting Spoolmatic 15A Or 30A Gun Connecting XR Aluma-Pro, XR Edge, XR-A Gun, Or XR-A Python Gun End Gun Liner Wire Outlet Guide32 in 2.4 mm Polarity Changeover Label Information Setting Gun Polarity For Wire TypeInstalling Gas Supply 11/16Installing Wire Spool And Adjusting Hub Tension Positioning Jumper Links200 230 460 575 Electrical Service GuideInput Voltage 127 206Selecting a Location And Connecting Input Power 18 in 457 mm of space for airflow =GND/PE Earth GroundL2L1 230 VAC Scale Threading Welding WirePressure Remove gun nozzle and contact tipOM-230 693 Weld Parameters 226 650-B − Operation ControlsJOG Mode Run−in Wire Feed Speed SettingsTrigger and pull the trigger again momentarily one second Power Up Status Voltmeter And Wire Feed Speed Meter OperationJog Mode Welding StatusTimers Set Up Push Motor Torque SUP Or Reset rES Routine Maintenance Changing Drive Roll and Wire Inlet GuideUnit Overload Assembly open Aligning Drive Rolls and Wire GuideTurn Off power View is from top of drive rollsTroubleshooting Trouble Remedy OM-230 693 − Electrical Diagram 229 485-A − MIG Welding Gmaw Guidelines Typical MIG Process ConnectionsSelect Wire Size Recommendation Wire Speed Typical MIG Process Control SettingsWire Size Amperage Range Select VoltageHolding And Positioning Welding Gun Side View Of Gun AngleShort Normal Long Conditions That Affect Weld Bead ShapePush Perpendicular Drag Slow NormalPoor Weld Bead Characteristics Good Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Excessive Penetration Troubleshooting − Excessive SpatterTroubleshooting − Porosity Possible Causes Corrective ActionsTroubleshooting − Lack Of Penetration Troubleshooting − Incomplete FusionTroubleshooting − Burn-Through Troubleshooting − Waviness Of Bead Troubleshooting − DistortionWeld bead Troubleshooting Guide For Semiautomatic Welding Equipment Common MIG Shielding GasesApplication Welding power source Welding arc not stable Wire slipping in drive rollsReadjust welding parameters Drive rolls if necessaryGrooved 056 Drive Roll And Wire Guide Kits087 0.9 mm 204Service Your distributor also givesSupport For assistance in filing or settling claims, contact To locate a Distributor or Service Agency visitMiller Electric Mfg. Co Your distributor and/or equipment manufacturer’s

8-3. Holding And Positioning Welding Gun

Side View Of Gun Angle

GROOVE WELDS

OM-230 693 Page 38