Hobart Welding Products 150 Electrical Service Guide For 230 VAC Model, Adjusting Hub Tension

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3-7. Electrical Service Guide For 230 VAC Model

Input Voltage	230

Input Amperes At Rated Output	19.5

Max Recommended Standard Fuse Or Circuit Breaker Rating In Amperes	30

Min Input Conductor Size In AWG/Kcmil	14

Max Recommended Input Conductor Length In Feet (Meters)	66 (20)

Min Grounding Conductor Size In AWG/Kcmil	14

Reference: 1996 National Electrical Code (NEC)	S-0092-J

3-8. Installing Wire Spool And Adjusting Hub Tension

Standard Wire Spool (8 in)

1 Lb Wire Spool (4 in)

Install spool so welding wire feeds from bottom.

Adjusting Hub Tension

Tools Needed:

Turn wingnut. When a slight force is needed to turn spool, tension is set.

15/16 in

S-0499

OM-210 088 Page 16

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Contents Description OM-210 088DProcesses From Hobart to You Table of Contents Page Symbol Usage Marks a special safety messageArc Welding Hazards Electric Shock can killARC Rays can burn eyes and skin Welding can cause fire or explosionFlying Metal can injure eyes Buildup of GAS can injure or killPrincipal Safety Standards EMF Information About PacemakersSignification des symboles Consignes DE Securite Lire Avant UtilisationUN Choc É Lectrique peut tuer LES Fumé ES ET LES GAZ peuvent ê tre dangereuxLE Bruit peut affecter l’ouïe LE Soudage peut provoquer un incendie ou une explosionDES Particules Volantes peuvent blesser les yeux Risque D’INCENDIE OU LA Chute DE L’APPAREIL peut blesser’EMPLOI Excessif peut DES Organes Mobiles peuvent provoquer des blessuresConsignes relatives aux stimulateurs cardiaques Principales normes de sé curitéInformation sur les champs é lectromagné tiques VAC Model SpecificationsSpecifications Duty Cycle And Overheating 30%dutycycle at 90 amps Minutes WeldingOverheating Reduce Duty Cycle MinutesVolt-Ampere Curves Installation Installing Welding GunChanging Polarity Process/Polarity TableInstalling Gas Supply Flow Adjust460 mm L2 L1 230 VAC Do not move or operate unit Where it could tip18 in 457 mm of space for airflow Electrical Service Guide For 230 VAC Model Installing Wire Spool And Adjusting Hub TensionStandard Wire Spool 8 Lb Wire Spool 4 Adjusting Hub TensionRemove gun nozzle and contact tip Threading Welding WireCut off wire. Close and latch door Voltage Switch Power SwitchOperation ControlsWeld Parameters For 120 VAC Model Weld Parameters For 230 VAC Model Maintenance &TROUBLESHOOTING Routine MaintenanceDisconnect power before maintaining Overload ProtectionReplacing Gun Contact Tip Changing Drive Roll Or Wire Inlet GuideTurn Off power before replacing contact tip To Reassemble Gun Cleaning Or Replacing Piecemaker 14-A Gun LinerDisconnect gun from unit Trouble Remedy Troubleshooting TableSecure power cord plug in receptacle see Section OM-210 088 Electrical Diagram OM-187 926Circuit Diagram For 120 VAC CSA Model Circuit Diagram For 230 VAC Model Regulator Flowmeter Wire Feeder Power Source Shielding Gas MIG Welding Gmaw GuidelinesTypical MIG Process Connections Gun Workpiece Work ClampTypical MIG Process Control Settings Wire Recommendation Wire SpeedSelect Wire Size Select VoltageHolding And Positioning Welding Gun Conditions That Affect Weld Bead Shape Push PerpendicularDragShort Normal Long ShortNormalLongGun Movement During Welding Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Troubleshooting Excessive Spatter Troubleshooting PorosityTroubleshooting Excessive Penetration Possible Causes Corrective ActionsTroubleshooting Burn-Through Troubleshooting Lack Of PenetrationTroubleshooting Incomplete Fusion Weld bead Troubleshooting Waviness Of BeadTroubleshooting Distortion Flat & Horizontal1 Fillet Common MIG Shielding GasesApplication Parts List Main AssemblyDia Part Mkgs Description Quantity Gun And Cable Assembly, Piecemaker 14-A 177282A-6 024 H 379 177282A-7 379 177 177282A-8379 177 177282A-9 379 177 177282A-10 024 H 177282A-11Optional Drive Rolls Options202 For One Small Gas CylinderService SupportCall Contact your Distributor forHobart Welding Products

120, 150 specifications

Hobart Welding Products has long been recognized for delivering high-quality welding solutions, and the Hobart 150,120 welder is no exception. This versatile, compact welder is designed to meet the needs of both hobbyists and professionals alike, making it a popular choice among welders in various industries.

One of the main features of the Hobart 150,120 is its dual voltage capability. It operates on both 120V and 240V power sources, providing users the flexibility to work in a variety of environments, whether at home or in a professional shop setting. This feature makes it particularly appealing for welding enthusiasts who may not always have access to higher voltage outlets.

The welder is equipped with a robust 30-140 amp output range, allowing users to tackle a wide range of welding tasks. This output capability supports a variety of materials, including mild steel, stainless steel, and aluminum, with thicknesses up to 1/4 inch. Whether you're working on auto repair, fabrication projects, or DIY tasks around the house, the Hobart 150,120 is well-suited for the job.

Another significant advantage of the Hobart 150,120 is its user-friendly design. The welder features an easy-to-read control panel that allows users to adjust the settings conveniently. The intuitive parameters ensure that both beginners and experienced welders can quickly achieve optimal results. Additionally, it incorporates a built-in thermal overload protection feature to prevent overheating, enhancing safety during operation.

In terms of technology, the Hobart 150,120 utilizes a MIG welding process that simplifies the welding experience. This process feeds a continuously welding wire through the welding gun, reducing the need for frequent reloading and ensuring a smooth, consistent weld. The inclusion of a gas solenoid also enables users to switch between gas-shielded and flux-cored wire, providing versatility for different applications.

Lastly, the compact design of the Hobart 150,120 makes it portable and easy to store, which is particularly advantageous for users with limited workspace. With its combination of robust features, advanced technologies, and user-friendly operation, the Hobart 150,120 welder stands out as an excellent choice for anyone looking to achieve high-quality welds with efficiency and ease. It firmly establishes Hobart Welding Products as a leader in the welding market.