Hobart Welding Products 180, H-10 GUN

OM-925 Page 30

217 755-A

Figure 8-2. Circuit Diagram For 230 VAC Model

Contents

Main From Hobart to You Page TABLE OF CONTENTS SECTION 1 SAFETY PRECAUTIONS - READ BEFORE USING 1-1. Symbol Usage . 1-2. Arc Welding Hazards ELECTRIC SHOCK can kill. ARC RAYS can burn eyes and skin. WELDING can cause fire or explosion. FLYING METAL can injure eyes. BUILDUP OF GAS can injure or kill. HOT PARTS can cause severe burns. 1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. FALLING UNIT can cause injury. OVERUSE can cause OVERHEATING STATIC (ESD) can damage PC boards. 1-5. Principal Safety Standards 1-6. EMF Information OM-925 Page 5 SECTION 2 CONSIGNES DE SCURIT LIRE AVANT UTILISATION 2-1. Signification des symboles . 2-2. Dangers relatifs au soudage larc LES DCHARGES LECTRIQUES peuvent tre mortelles. LES RAYONS DE LARC peuvent cau- ser des brlures oculaires et cuta- nes. LE SOUDAGE peut causer un incen- die ou une explosion. LES PARTICULES PROJETES peu- vent blesser les yeux. LES ACCUMULATIONS DE GAZ peu- vent causer des blessures ou mme la mort. LES PICES CHAUDES peuvent cau- ser des brlures graves. 2-3. Autres symboles relatifs linstallation, au fonctionnement et lentretien de lappareil. 2-4. Principales normes de scurit 2-5. Information sur les champs lectromagntiques SECTION 3 DEFINITIONS 3-1. Symbols And Definitions AAmperage VVoltage Hz Hertz Negative SECTION 4 SPECIFICATIONS 4-1. Specifications A. 115 VAC Model * CSA Rating 4-2. Duty Cycle And Overheating A or V A. 115 VAC Model Duty Cycle % Output Amperes 4-3. Volt-Ampere Curves A. 115 VAC Model SECTION 5 INSTALLATION 5-1. Installing Welding Gun 5-2. Installing Work Clamp 5-3. Process/Polarity Table 5-4. Changing Polarity 5-5. Installing Gas Supply . 5-6. Selecting A Location And Connecting Input Power For 115 VAC Model 5-7. Selecting A Location And Connecting Input Power For 230 VAC Model 5-8. Electrical Service Guide For 230 VAC Model 5-9. Installing Wire Spool And Adjusting Hub Tension Installing 8 in (203 mm) Wire Spool Installing 4 in (102 mm) Wire Spool 5-10. Threading Welding Wire . SECTION 6 OPERATION 6-1. Controls V . Page Page Page Page SECTION 7 MAINTENANCE &TROUBLESHOOTING 7-1. Routine Maintenance 3 Months 6 Months 7-2. Overload Protection 7-4. Changing Drive Roll Or Wire Inlet Guide 7-5. Replacing Gun Contact Tip 7-6. Cleaning Or Replacing Gun Liner 7-7. Replacing Switch And/Or Head Tube 7-8. Troubleshooting Table Page Page SECTION 9 MIG WELDING (GMAW) GUIDELINES 9-1. Typical MIG Process Connections 9-2. Typical MIG Process Control Settings 9-3. Holding And Positioning Welding Gun 9-4. Conditions That Affect Weld Bead Shape 9-5. Gun Movement During Welding 9-6. Poor Weld Bead Characteristics 9-7. Good Weld Bead Characteristics 9-8. Troubleshooting Excessive Spatter 9-9. Troubleshooting Porosity 9-10. Troubleshooting Excessive Penetration 9-11. Troubleshooting Lack Of Penetration 9-12. Troubleshooting Incomplete Fusion 9-13. Troubleshooting Burn-Through 9-14. Troubleshooting Waviness Of Bead 9-15. Troubleshooting Distortion 9-16. Common MIG Shielding Gases 9-17. Troubleshooting Guide For Semiautomatic Welding Equipment Problem Probable Cause Remedy Page Page SECTION 10 PARTS LIST . Figure 10-1. Main Assembly Page Page Page 10-3. Optional Drive Rolls 10-4. Options Warranty Questions? Call 1-877-HOBART1 for your local Hobart distributor. Effective January 1, 2003 * Original Main Power Rectifiers * Transformers * Stabilizers * Reactors Please complete and retain with your personal records. Resources Available Always provide Model Name and Serial/Style Number. Owners Record