Tweco 252i Fabricator - Manual (Page 5)

TABLE OF CONTENTS
SECTION 4: BASIC WELDING GUIDE .................................................................... 4-1
4.01 MIG (GMAW/FCAW) Basic Welding Technique ............................................... 4-1
4.02 MIG (GMAW/FCAW) Welding Troubleshooting ............................................... 4-5
4.03 STICK (SMAW) Basic Welding Technique ....................................................... 4-7
4.04 STICK (SMAW) Welding Troubleshooting ..................................................... 4-15
4.05 TIG (GTAW) Basic Welding Technique .......................................................... 4-17
4.06 TIG (GTAW) Welding Problems ..................................................................... 4-19
SECTION 5: POWER SOURCE PROBLEMS AND ROUTINE SERVICE REQUIREMENTS ............ 5-1
5.01 Power Source Problems ................................................................................. 5-1
5.02 Routine Service and Calibration Requirements ............................................... 5-3
5.03 Cleaning the Welding Power Source ............................................................... 5-6
5.04 Cleaning the Feed Rolls ................................................................................... 5-7
SECTION 6: KEY SPARE PARTS .......................................................................... 6-1
6.01 Fabricator 252
i
Power Supply Replacement Panels ........................................ 6-1
6.02 Tweco Fusion 250A MIG Gun .......................................................................... 6-4
APPENDIX 1: OPTIONS AND ACCESSORIES ............................................................ A-1
APPENDIX 2: FABRICATOR 252i CIRCUIT DIAGRAM .................................................. A-2
TWECO - LIMITED WARRANTY TERMS ............................................ INSIDE REAR COVER
GLOBAL CUSTOMER SERVICE CONTACT INFORMATION ................................. REAR COVER