Hobart Welding Products 230

OM-235 281 Page 10

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 or DIRT can injure eyes. BUILDUP OF GAS can injure or kill. MAGNETIC FIELDS can affect Implanted Medical Devices. 1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. FALLING EQUIPMENT can injure. OVERUSE can cause OVERHEATING FLYING SPARKS can injure. 1-4. California Proposition 65 Warnings 1-5. Principal Safety Standards 1-6. EMF Information SECTION 2 CONSIGNES DE SCURIT LIRE AVANT UTILISATION 2-1. Symboles utiliss . 2-2. Dangers relatifs au soudage larc UNE DCHARGE LECTRIQUE peut entraner la mort. DES PICES CHAUDES peuvent provoquer des brlures graves. LES FUMES ET LES GAZ peuvent tre dangereux. LES RAYONS DE LARC peuvent provoquer des brlures dans les yeux et sur la peau. LE SOUDAGE peut provoquer un in cendie ou une explosion. DES PIECES DE METAL ou DES SALETES peuvent provoquer des blessures dans les yeux. 2-3. Risque DINCENDIE OU DEXPLO- SION. LA CHUTE DE LAPPAREIL peut blesser. LEMPLOI EXCESSIF peut SUR- CHAUFFER LQUIPEMENT. LES TINCELLES VOLANTES ris- quent de provoquer des blessures. 2-4. Proposition californienne 65 Avertissements 2-5. Principales normes de scurit 2-6. Information EMF Page SECTION 3 INTRODUCTION 3-1. Specifications % DUTY CYCLE 3-2. Welding Power Source Duty Cycle And Overheating A or V 3-3. Volt-Ampere Curves Voltage Amperage 3-4. Installing Welding Gun 3-5. Connecting To Weld Output Terminals ! 3-6. Installing Work Clamp 3-7. Setting Gun Polarity For Wire Type + Changing Polarity 3-8. Installing 2 lb Wire Spool And Adjusting Hub Tension 3-9. Installing 10 lb Wire Spool And Adjusting Hub Tension 3-10. Installing 33 lb Wire Spool And Adjusting Hub Tension 3-11. Installing Gas Supply . 3-12. Positioning Jumper Links ! 3-13. Electrical Service Guide 3-14. Selecting A Location And Connecting Input Power ! 1 3-15. Threading Welding Wire . 3-16. Installing Optional DP 3545 Spool Gun To Welding Power Source ! . SECTION 4 OPERATION 4-1. Controls OM-235 281 Page 24 4-2. Weld Parameters SECTION 5 MAINTENANCE AND TROUBLESHOOTING 5-1. Routine Maintenance ! . 5-2. Supplementary Protectors 5-3. Replacing Drive Roll And Wire Inlet Guide 5-4. Removing Knob From Front Panel ! 5-5. Aligning Drive Rolls and Wire Guide 5-6. Replacing Gun Contact Tip ! 5-7. Installing Cable Hangers ! 5-8. Removing Nozzle, Contact Tip, And Adapter, Changing Liner, And Cleaning Gun Casing ! . 5-9. Welding Troubleshooting Table 5-10. Wire Drive/Gun Troubleshooting Table SECTION 6 MIG WELDING (GMAW) GUIDELINES 6-1. Typical MIG Process Connections ! 6-2. Typical MIG Process Control Settings . 6-3. Holding And Positioning Welding Gun . 6-4. Conditions That Affect Weld Bead Shape . 6-5. Gun Movement During Welding . 6-6. Poor Weld Bead Characteristics 6-7. Good Weld Bead Characteristics 6-8. Troubleshooting Excessive Spatter 6-9. Troubleshooting Porosity 6-10. Troubleshooting Excessive Penetration 6-11. Troubleshooting Lack Of Penetration 6-12. Troubleshooting Incomplete Fusion 6-13. Troubleshooting Burn-Through 6-14. Troubleshooting Waviness Of Bead 6-15. Troubleshooting Distortion 6-16. Common MIG Shielding Gases 6-17. Troubleshooting Guide For Semiautomatic Welding Equipment Problem Probable Cause Remedy Page Page SECTION 8 PARTS LIST Figure 8-1. Main Assembly Page Page Page Page Page Page Page Page Warranty Questions? Call 1-800-332-3281 7 AM 6 PM EST Effective January 1, 2009 Please complete and retain with your personal records. Resources Available Always provide Model Name and Serial/Style Number. Owners Record Protect Your Investment! Register your product at: HobartWelders.com