Hobart Welding Products IRONMAN 250 User Manual
Page 4
TABLE OF CONTENTS
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
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 7 − ELECTRICAL DIAGRAM
WARRANTY