Table Of Contents - Thermal Arc 250TS DC CC Operating Manual

CONTENTS
SYMBOL LEGEND ............................................................................................................................................................ 5
STATEMENT OF WARRANTY ........................................................................................................................................ 6
1.0 GENERAL INFORMATION......................................................................................................................................... 7
1.01 Notes, Cautions and Warnings ................................................................................................................................ 7
1.02 Important Safety Precautions.................................................................................................................................... 7
1.03 Publications ............................................................................................................................................................. 8
1.04 Note, Attention et Avertissement............................................................................................................................. 9
1.05 Precautions De Securite Importantes....................................................................................................................... 9
1.06 Documents De Reference ...................................................................................................................................... 11
2.0 INTRODUCTION AND DESCRIPTION ................................................................................................................... 13
2.01 Description ............................................................................................................................................................. 13
2.02 Functional Block Diagrams .................................................................................................................................... 14
2.03 Transporting Methods............................................................................................................................................. 14
3.0 INSTALLATION RECOMMENDATIONS................................................................................................................ 15
3.01 Environment ........................................................................................................................................................... 15
3.02 Location.................................................................................................................................................................. 15
3.03 Electrical Input Connections................................................................................................................................... 16
3.03.01 Electrical Input Requirements ....................................................................................................................... 16
3.03.02 Input Power ................................................................................................................................................... 18
3.03.03 High Frequency Introduction......................................................................................................................... 19
3.03.04 High Frequency Interference ......................................................................................................................... 19
3.04 Specifications ......................................................................................................................................................... 20
3.05 Duty Cycle.............................................................................................................................................................. 21
4.0 OPERATOR CONTROLS ........................................................................................................................................... 23
4.01 Pro-Lite 250TS Controls ........................................................................................................................................ 23
4.02 Weld Process selection for Pro-Lite 250TS............................................................................................................ 25
4.03 Weld Parameter Description................................................................................................................................... 26
4.04 Weld Parameters for Pro-Lite 250TS ..................................................................................................................... 27
4.05 Power Source Features ........................................................................................................................................... 28
5.0 SET-UP FOR SMAW (STICK) AND GTAW (TIG) .................................................................................................. 29
6.0 SEQUENCE OF OPERATION.................................................................................................................................... 30
6.01 Stick Welding ......................................................................................................................................................... 31
6.02 HF TIG & Lift TIG Welding .................................................................................................................................. 32
6.02.01 Slope Mode Sequence ................................................................................................................................... 33
6.02.02 Slope Mode with repeat sequence ................................................................................................................. 33
6.02.03 Pulse Controls................................................................................................................................................ 34
7.0 BASIC TIG WELDING GUIDE.................................................................................................................................. 35
7.01Electrode Polarity .................................................................................................................................................... 35
7.02 Tungsten Electrode Current Ranges ....................................................................................................................... 35
7.03 Tungsten Electrode Types ...................................................................................................................................... 35
7.04 Guide for Selecting Filler Wire Diameter............................................................................................................... 36
7.05 Shielding Gas Selection.......................................................................................................................................... 36
7.06 TIG Welding Parameters for Low Carbon & Low Alloy Steel Pipe ...................................................................... 36
7.07 Welding Parameters for Steel ................................................................................................................................. 37
8.0 BASIC ARC WELDING GUIDE ................................................................................................................................ 38
8.01Electrode Polarity .................................................................................................................................................... 38
8.02 Effects of Stick Welding Various Materials ........................................................................................................... 38
9.0 BASIC TROUBLESHOOTING................................................................................................................................... 40
9.01 TIG Welding Problems........................................................................................................................................... 40
9.02 Stick Welding Problems ......................................................................................................................................... 42
9.03 Power Source Problems.......................................................................................................................................... 44
10.0 VOLTAGE REDUCTION DEVICE (VRD).............................................................................................................. 46
10.01 VRD Specification................................................................................................................................................ 46
10.02 VRD Maintenance ................................................................................................................................................ 46
11.0 POWER SOURCE ERROR CODES ......................................................................................................................... 47
12.0 PARTS LIST .............................................................................................................................................................. 50
APPENDIX A - INTERCONNECT DIAGRAM............................................................................................................... 54
APPENDIX B - AUTOMATION ...................................................................................................................................... 56
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