Installation, Installing Work Clamp | Hobart Welding Products 125

.A complete Parts List is available at www.HobartWelders.com

SECTION 5 − INSTALLATION

5-1. Installing Work Clamp

. Connection hardware must be tightened with proper tools. Do not just hand tighten hardware. A loose electrical connection will cause poor weld performance and excessive heating of the work clamp.

1Nut

2Work Cable From Unit

3Work Clamp

4Screw

5Work Clamp Tabs

Bend tabs around work cable.

6 Insulator Grip

Slide one insulating grip over work cable before connecting to clamp.

Slide insulating grips over handles.

Tools Needed:

7/16 in.

Ref. 802 456

OM-947 Page 13

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Hobart Welding Products 125 Installation, Installing Work Clamp, Slide insulating grips over handles Tools Needed OM-947

Contents

File Flux Cored Fcaw ProcessesDescription Protect Your Investment From Hobart to You Table of Contents 10-2 10-1 Arc Welding Hazards Symbol UsageElectric Shock can kill HOT Parts can burn ARC Rays can burn eyes and skin Fumes and Gases can be hazardousWelding can cause fire or explosion Flying Metal or Dirt can injure eyes Fire or Explosion hazard Welding Wire can injureFalling Equipment can injure Moving Parts can injure California Proposition 65 Warnings Principal Safety StandardsEMF Information About Implanted Medical Devices Indique des instructions spécifiques Symboles utilisésUNE Décharge Électrique peut entraîner la mort LE Soudage peut provoquer un incendie ou une explosion LES Pièces Chaudes peuvent provoquer des brûluresLES Fumées ET LES GAZ peuvent être dangereux LES Bouteilles peuvent exploser si elles sont endommagées LE Bruit peut endommager l’ouïeRisque D’INCENDIE OU LA Chute DE L’ÉQUIPEMENT peut provoquer des blessures Les Pièces Mobiles peuvent causer des blessures Proposition californienne 65 AvertissementsLES Fils DE Soudage peuvent provoquer des blessures LE Soudage À L’ARC risque de provoquer des interférences En ce qui concerne les implants médicaux Principales normes de sécuritéInformations relatives aux CEM OM-947 Symbols And Definitions − SpecificationsSpecifications − Definitions Duty Cycle And Overheating WarrantyVolt-Ampere Curves Can damage unit or gun and void Slide insulating grips over handles Tools Needed OM-947 − InstallationInstalling Work Clamp Changing Polarity Process/Polarity Table Tools Needed 11/16, 1-1/8 Shielding Gas Installing Gas Supply Optional hub kit Installing Wire Spool And Adjusting Hub TensionOnly applies to units equipped with Make this installation Selecting a Location And Connecting 115 Volt Input PowerSerial Number And Rating Label Location Section Turn off welding power source Installing Contact Tip And Nozzle Hold wire tightly to keep it from unraveling Threading Welding Wire Controls − OperationOperating The Gun Load Weld Parameter Chart Routine Maintenance − Maintenance &TROUBLESHOOTINGOverload Protection Drive Motor Protection Retaining Knob Opening Changing Drive Roll Or Wire Inlet Guide Replacing Gun Contact Tip Turn Off power before replacing contact tip Hold wire tightly to keep it Cleaning Gun LinerThread wire according to From unraveling. Secure Replacing Gun Liner Remove black sleeving from end of replacement linerTools Needed Head Tube Mm / 10 mm Tube. Separate gun handle halves 10 mm Secure power cord plug in receptacle see Section Troubleshooting TablePower source see Section Trouble Remedy Circuit Diagram − Electrical Diagram Typical Gmaw MIG Process Connections − FCAW/GMAW Welding GuidelinesTypical Fcaw Process Connections Wire Size Amperage Range Typical Control SettingsAmperage Select Voltage End View of Work Angle Holding And Positioning Welding Gun Slow Normal Conditions That Affect Weld Bead ShapeShort Normal Long Gun Movement During Welding Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Possible Causes Corrective Actions Troubleshooting − Excessive SpatterTroubleshooting − Porosity Troubleshooting − Incomplete Fusion Troubleshooting − Excessive PenetrationTroubleshooting − Lack Of Penetration Troubleshooting − Waviness Of Bead Troubleshooting − Burn-ThroughTroubleshooting − Distortion Base metal to move Common Gmaw MIG Shielding Gases Troubleshooting Guide For Semiautomatic Welding EquipmentApplication Fillet Open gas valve at cylinder and adjust flow rate Gas nozzle plugged Clean or replace gas nozzleGas hose in gun and cable assembly Loose or broken wires to gas solenoid Accessories − ACCESSORIES/CONSUMABLESConsumables Pkg Material Thickness Reference Chart Work like a Pro Assistance ServiceSupport Hobart Welding Products Contact your Distributor for

Hobart Welding Products 125 manual Installation, Installing Work Clamp

Models: 125

SECTION 5 − INSTALLATION

5-1. Installing Work Clamp

Slide insulating grips over handles.

Tools Needed:

OM-947 Page 13