ESAB CIGWELD Transmig 255i, Operating Manual, Page: 7 / 96

TABLE OF CONTENTS
SECTION 6:
TIG (GTAW) WELDING ............................................................................... 6-1
6.01 Shielding Gas Regulator Operating Instructions ............................................. 6-1
6.02 Setup for TIG (GTAW) Welding ....................................................................... 6-4
6.03 TIG (GTAW) Basic Welding Technique ............................................................ 6-6
6.04 TIG (GTAW) Welding Problems ....................................................................... 6-8
SECTION 7:
MANUAL ARC (MMAW) WELDING ................................................................ 7-1
7.01 Setup for STICK (MMAW) Welding ................................................................ 7-1
7.02 Stick (MMAW) Basic Welding Technique ........................................................ 7-2
7.03 Electrode Selection Chart .............................................................................. 7-13
7.04 Stick (MMAW) Welding Troubleshooting ...................................................... 7-14
SECTION 8:
ROUTINE SERVICE REQUIREMENTS AND POWER SOURCE PROBLEMS .................... 8-1
8.01 Routine Service and Calibration Requirements ............................................... 8-1
8.02 Cleaning the Welding Power Source ............................................................... 8-4
8.03 Cleaning the Feed Rolls ................................................................................... 8-4
8.04 Power Source Problems ................................................................................. 8-4
SECTION 9:
KEY SPARE PARTS ................................................................................... 9-1
9.01 Tweco Fusion 250 Mig Torch .......................................................................... 9-1
9.02 Power Source ................................................................................................. 9-2
APPENDIX: TRANSMIG 255i CIRCUIT DIAGRAM ...................................................... A-1
CIGWELD - LIMITED WARRANTY TERMS
WARRANTY SCHEDULE – TRANSMIG 255i