Miller Electric HF-251D-1, HF-251-2 Torch Movement During Welding, Tungsten Without Filler Rod

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9-2. Torch Movement During Welding

Tungsten Without Filler Rod
Welding direction	75°
Form pool	Tilt torch	Move torch to front
		of pool. Repeat process.
Tungsten With Filler Rod
Welding direction	75°	15°
Form pool	Tilt torch	Add filler metal

Remove rod	Move torch to front
	of pool. Repeat process.

162 002-B

9-3. Positioning Torch Tungsten For Various Weld Joints

Butt Weld And Stringer Bead	“T” Joint
Butt Weld And Stringer Bead
	20°
90°
70°	75°
	75°

20°

10° 15°

Lap Joint	Corner Joint

20-40°

90°

75°	75°

15°

15°

30°

162 003 / S-0792

OM-611 Page 26

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Contents OM-611 ProcessesDescription From Miller to You Table of Contents Page Arc Welding Hazards Symbol UsageMarks a special safety message Electric Shock can killFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killCalifornia Proposition 65 Warnings Principal Safety Standards EMF InformationAbout Pacemakers Identifie un message de sécurité particulier − Consignes DE Sécurité − À Lire Avant UtilisationLES Pièces Chaudes peuvent cau- ser des brûlures graves LE Soudage peut causer un incen- die ou une explosionLES Particules Projetées peu- vent blesser les yeux LE Bruit peut affecter l’ouïe’EMPLOI Excessif peut Faire Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser LES Pièces Mobiles peuvent cau- ser des blessuresPrincipales normes de sécurité Information sur les champs électromagnétiquesConsignes relatives aux stimulateurs cardiaques − Installation SpecificationsTypical Process Connections Installing Gas Supply IN-GAS-OUTPower Source Plug Information And Connections Amperage ControlOperator Control Receptacle Information And Connections Operator Control Receptacle Socket InformationSocket Connecting To Weld Output Terminals Electrode Electrode OUT Work INPUT/OUTPUTConnecting Input Power − Operation High Frequency SwitchHigh Frequency Selector Switch ControlsHigh Frequency Intensity Control Power Switch And Pilot LightPostflow Timer Shielding Gas− Maintenance & Troubleshooting Routine Maintenance MonthsAdjusting Spark Gaps Troubleshooting Trouble Remedy− Electrical Diagrams Circuit Diagram For 115 Volts ModelCircuit Diagram For 230 Volts Model Welding Processes Requiring High Frequency Incorrect Installation− High Frequency Weld ZoneCorrect Installation Metal BuildingMetal Building Requirements Amperage Range Gas Type Polarity AC − Argon AC − Argon −Positioning The Torch − Guidelines for TIG Welding GtawPreparing Tungsten Electrode For Welding Preparing Tungsten For Conventional AC WeldingTungsten Without Filler Rod Torch Movement During WeldingPositioning Torch Tungsten For Various Weld Joints Tungsten With Filler RodReturn To Table Of Contents − Parts List Complete Assembly Part 1 of 2 115V ModelComplete Assembly Part 1 Complete Assembly Part 2 of 2 115V Model Complete Assembly Part 2 Page Page Page Service SupportOwner’s Record Miller Electric Mfg. Co