Hobart Welding Products OM-945 194 047U specification

5-9. Amperage Selection Table For Stick (SMAW) Electrodes

. Use table on front panel to se- lect correct amperage for the electrode being used.

Ref. 202 069-A

Notes

Work like a Pro!

Pros weld and cut safely. Read the safety rules at the beginning of this manual.

OM-945 Page 18

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Hobart Welding Products OM-945 194 047U manual Amperage Selection Table For Stick Smaw Electrodes

Contents

Processes Description From Hobart to You Table of Contents Table of Contents Symbol Usage Arc Welding Hazards Engine Hazards Compressed Air Hazards EMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings Radiation can cause interference UN Choc Électrique peut tuer Signification des symboles− Consignes DE Sécurité − Lire Avant Utilisation LES Fumées ET LES GAZ peuvent être dangereux DES Pièces Chaudes peuvent provoquer des brûlures graves LE Soudage peut provoquer un in- cendie ou une explosionDES Particules Volantes peuvent blesser les yeux LE Bruit peut affecter l’ouïe LA Chaleur DU Moteur peut pro- voquer un incendie ’EXPLOSION DE LA Batterie peutDES Organes Mobiles peuvent provoquer des blessures ’AIR Comprimé peut provoquer des blessures Principales normes de sécurité Information sur les champs électromagnétiques Weld, Power, and Engine Specifications − SpecificationsSymbol Definitions − Definitions Generator Power Curve Dimensions, Weights, and Operating AnglesDo not move or operate unit where it could tip Fuel Consumption All Models Duty Cycle Material Thickness Reference Chart Volt-Ampere Curves − Installation Installing Welding Generator Fuel Engine Prestart Checks Onan-Powered UnitsEngine Prestart Checks Kohler-Powered Units Oil Read and follow all instruc Activating The Dry Charge Battery If ApplicableDo not overfill battery cells Charger + − Connecting the BatteryInstalling Exhaust Pipe Connect negative − cable last 45 m 60 m 70 m 90 m 105 m 120 m Connecting to Weld Output TerminalsSelecting Weld Cable Sizes Put terminals Amperage Selection Table For Stick Smaw Electrodes − Operating the Welding Generator Front Panel Controls Standard Receptacles − Operating Auxiliary EquipmentCeptacles, use Optional Generator Power Receptacles Wiring Optional 240 Volt Plug − Maintenance ONAN-POWERED Units Every 500 h Maintenance Label Onan-Powered UnitsEvery 1000 h Servicing Air Cleaner Onan-Powered Units Stop engine Stop engine. Disconnect nega- tive − battery cable Overload Protection Onan-Powered UnitsServicing Optional Spark Arrestor Onan-Powered Units Stop engine and let cool Full Tools Needed Idle Speed Adjustment Adjusting Engine Speed Onan-Powered UnitsWeld/Power Speed Adjustment Every 20 h Routine Maintenance Kohler-Powered UnitsEvery 25 h Replace unreadable labels Maintenance Label Kohler-Powered Units Servicing Air Cleaner Kohler-Powered Units Overload Protection Kohler-Powered Units Servicing Optional Spark Arrestor Kohler-Powered Units 802 339-B / S-0842 Adjusting Engine Speed Kohler-Powered Units Stop engine. Reinstall wrapper Generator Power − TroubleshootingTroubleshooting Welding Engine − Electrical Diagram Selecting Equipment − Generator Power GuidelinesGrounding Generator To Truck Or Trailer Frame Earth ground if supplying Grounding When Supplying Building SystemsHow Much Power Does Equipment Require? Amperes x Volts = Watts Industrial Motors Rating Starting Watts Running Watts Approximate Power Requirements For Industrial MotorsApproximate Power Requirements For Farm/Home Equipment Farm/Home Equipment Rating Starting Watts Running Watts Approximate Power Requirements For Contractor Equipment Contractor Rating Starting Watts Running Watts Single-Phase Induction Motor Starting Requirements Power Required To Start MotorHow Much Power Can Generator Supply? KVA/HP x HP x 1000 = Starting Amperage Typical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible Current Load Watts Amperes Weld current starts when electrode touches work- piece Stick Welding Procedure− Stick Welding Smaw Guidelines Striking an Arc − Scratch Start Technique Electrode and Amperage Selection ChartStriking an Arc − Tapping Technique Good Weld Bead Characteristics Poor Weld Bead CharacteristicsPositioning Electrode Holder Conditions That Affect Weld Bead Shape Electrode Movement During Welding Lap Joint Butt JointsTee Joint Weld Test Troubleshooting − PorosityTroubleshooting − Excessive Spatter Possible Causes Corrective Actions Troubleshooting − Lack Of Penetration Troubleshooting − Incomplete FusionTroubleshooting − Excessive Penetration Troubleshooting − Waviness Of Bead Troubleshooting − Burn-ThroughTroubleshooting − Distortion OM-945 − Parts List Main Assembly Onan Engine Shown Main Assembly Panel, Front w/Components Panel, Front w/Components -1Item Generator -1Item Service Support Contact your Distributor for Hobart Welding Products