Hobart Welding Products OM-945 Installing Exhaust Pipe, Weld Output Terminals, Tools Needed 1/2

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5-6. Installing Exhaust Pipe

Engine backfire can cause se-

vere burns or other injuries. Do not point exhaust pipe to- ward control panel. Keep away from exhaust outlet.

Point exhaust pipe in desired di-

rection but always away from front panel and direction of travel.

Tools Needed: 1/2 in

5-7. Weld Output Terminals

801 681 / Ref. 226 427-A

1Negative (−) Weld Output Terminal

2Positive (+) Weld Output Terminal

For Direct Current Electrode Posi- tive (DCEP), connect work cable to Negative (−) terminal and electrode holder cable to Positive (+) terminal.

For Direct Current Electrode Nega- tive (DCEN), reverse cable connections.

Tools Needed: 3/4 in

802 353-G / Ref. 226 427-A

OM-945 Page 19

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Contents Stick Smaw Welding ProcessesDescription OM-945194 047AD 2007−05From Hobart to You Table of Contents Warranty HOT Parts can cause severe burns Symbol UsageArc Welding Hazards Electric Shock can killWelding can cause fire or explosion Fumes and Gases can be hazardousBuildup of GAS can injure or kill ARC Rays can burn eyes and skinCompressed Air Hazards Engine HazardsFalling Unit can cause injury Welding Wire can cause injuryHOT Parts can cause burns and injury Fire or Explosion hazardRadiation can cause interference Principal Safety StandardsCalifornia Proposition 65 Warnings EMF InformationUN Choc Électrique peut tuer Signification des symboles− Consignes DE Sécurité − Lire Avant Utilisation LE Soudage peut provoquer un in cendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures gravesLES Fumées ET LES GAZ peuvent être dangereux DES Organes Mobiles peuvent pro voquer des blessures LE Bruit peut affecter l’ouïe’EXPLOSION DE LA Batterie peu Risque D’INCENDIE OU D’EXPLO- Sion LA Chaleur DU Moteur peut pro- voquer un incendie’AIR Comprimé peut provoquer des blessures ’EMPLOI Excessif peut LE Surchauffement peut endom- mager le moteur électriqueDES Organes Mobiles peuvent provoquer des blessures LES Fils DE Soudage peuvent provoquer des blessuresInformation EMF Proposition californienne 65 AvertissementsPrincipales normes de sécurité Welding Weld Output Rated Maximum Single-Phase Fuel − SpecificationsSymbol Definitions Weld, Power, and Engine SpecificationsWidth Dimensions, Weights, and Operating AnglesGenerator Power Curve Height60% Duty Cycle at 210 Amperes CC/DC Fuel Consumption All ModelsDuty Cycle 100% Duty Cycle at 170 Amperes CC/DCVolt-Ampere Curves Material Thickness Reference ChartInstalling Welding Generator − InstallationOil Engine Prestart Checks Robin-Powered UnitsEngine Prestart Checks Kohler-Powered Units Connecting the Battery Activating The Dry Charge Battery If ApplicableTools Needed 1/2 Installing Exhaust PipeWeld Output Terminals Engine backfire can cause seSelecting Weld Cable Sizes Connecting To Weld Output TerminalsFront Panel Controls Engine Control Switch− Operating the Welding Generator Loaded Cold Weather Engine OperationAmperage Selection Table For Stick Smaw Electrodes InfrequentlyTacle RC3 − Operating Auxiliary EquipmentStandard Receptacles Tacle RC2Gfci Receptacle Option Optional Generator Power ReceptaclesReceptacle Current Available in Amperes 240Routine Maintenance Robin-Powered Units − Maintenance ROBIN-POWERED UnitsMaintenance Label Robin-Powered Units Stop engine and let cool Servicing Air Cleaner Robin−Powered UnitsStop engine. Disconnect nega- tive − battery cable Overload Protection Robin-Powered UnitsServicing Optional Spark Arrestor Robin-Powered Units Fuel Line Oil Drain Valve 2 ID x 7 in Hose Oil FilterFill crankcase with new oil to full FullStop engine Adjusting Engine Speed Robin-Powered UnitsIdle Speed Adjustment Hours Weld Cables Slip Rings Routine Maintenance Kohler-Powered Units= Check = Change ~ = Clean = Replace Recycle engine FluidsMaintenance Label Kohler-Powered Units Servicing Air Cleaner Kohler−Powered Units Tools Needed Overload Protection Kohler-Powered UnitsServicing Optional Spark Arrestor Kohler-Powered Units 802 339-G / S-0842 Reinstall wrapper Top View Tools Needed 3/8 Adjusting Engine Speed Kohler-Powered UnitsAdjustment Nut Loosen lock nut. Turn adjustmentWelding − TroubleshootingTroubleshooting Generator PowerCheck fuel level EngineOd of time Install engine manufacturer’s kit for cold-weather operation− Electrical Diagram Bed liners, shipping skids, − Generator Power GuidelinesSelecting Equipment Grounding Generator To Truck Or Trailer FrameAmperes x Volts = Watts Grounding When Supplying Building SystemsHow Much Power Does Equipment Require? Ground generator to systemFarm/Home Equipment Rating Starting Watts Running Watts Approximate Power Requirements For Industrial MotorsApproximate Power Requirements For Farm/Home Equipment Industrial Motors Rating Starting Watts Running WattsContractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor EquipmentKVA/HP x HP x 1000 / Volts = Starting Amperage Power Required To Start MotorHow Much Power Can Generator Supply? Single-Phase Induction Motor Starting RequirementsTypical Connections To Supply Standby Power Cord Lengths for 240 Volt Loads Selecting Extension Cord Use Shortest Cord PossibleCord Lengths for 120 Volt Loads Current Load Watts Amperes− Stick Welding Smaw Guidelines Stick Welding ProcedureStriking an Arc − Tapping Technique Electrode and Amperage Selection ChartStriking an Arc − Scratch Start Technique 10-30 9090 Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Positioning Electrode HolderElectrode Movement During Welding Conditions That Affect Weld Bead ShapeOr Less Butt JointsLap Joint Tee JointPossible Causes Corrective Actions Troubleshooting − PorosityTroubleshooting − Excessive Spatter Weld TestTroubleshooting − Excessive Penetration Troubleshooting − Incomplete FusionTroubleshooting − Lack Of Penetration Troubleshooting − Distortion Troubleshooting − Burn-ThroughTroubleshooting − Waviness Of Bead Welding Symbols 37 25 − Parts List44 − FIG 20 − FIGMain Assembly Panel, Front w/Components Panel, Front w/Components -1Item Generator -1Item Assistance ServiceSupport Hobart Welding Products Contact your Distributor for

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