Hobart Welding Products OM-949 manual Controls

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SECTION 4 − OPERATION

4-1.	Controls
	1	Amperage Adjustment Control
	2	Power Switch
	2
	1
		Ref. 215 247-A / 803 583-B
OM-949 Page 14

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Contents Processes DescriptionFrom Hobart 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 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 unIncendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures graves’EMPLOI Excessif peut SUR Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sécurité En ce qui concerne les stimulateurs cardiaquesSpecifications Duty Cycle ChartsVolt Model Volt-Ampere CurvesSelecting a Location AmpsInstalling Work Cable onto Work Clamp Installing Electrode Holder And Work ClampInstalling Electrode Cable and Barrel onto Electrode Holder Removing Barrel From Elec- trode Holder350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 m Weld Output Cables150 ft 200 ft 250 ft Put terminalsElectrical Service Guide Connecting Input PowerControls Routine Maintenance Lubricating Shunt Block And Anti-Noise AdjustmentMonths Reinstalling Amperage Adjustment Indicator Wrapper Remove wrapper from unit Crank Handle Shunt ShaftTroubleshooting Trouble Remedy− Electrical Diagrams − Welding Methods & Troubleshooting Welding Methods Shielded Metal Arc Welding Smaw ProcedureElectrode And Amperage Selection Chart 6013 7014Striking An Arc Positioning The Electrode HolderElectrode Angle Weld Bead CharacteristicsConditions That Affect Weld Bead Shape Arc LengthElectrode Movement During Welding Butt JointsTee Joints Welding TroubleshootingLap Joints PorosityExcessive Spatter Incomplete FusionLack Of Penetration Waviness Of Bead Excessive PenetrationBurn-Through DistortionStart Your Professional Welding Career Now − Parts List Dia Part Description Quantity Page Service SupportAssistance Contact your Distributor for Hobart Welding Products