Tweco 300 TS Arcmaster(Feb2006) - Manual (Page 4)

TABLE OF CONTENTS
1.0 SAFTEY INSTRUCTIONS AND WARNINGS ............................................................................ 1
SYMBOL LEGEND ................................................................................................................ 9
2.0 INTRODUCTION AND DESCRIPTION .................................................................................. 10
2.01 Description............................................................................................................................................. 10
2.02 Functional Block Diagram....................................................................................................................... 11
2.03 Transporting Methods............................................................................................................................ 11
3.0
INSTALLATION RECOMMENDATIONS ............................................................................... 12
3.01 Environment........................................................................................................................................... 12
3.02 Location ................................................................................................................................................. 12
3.03 Electrical Input Connections................................................................................................................... 13
3.03.01 Electrical Input Requirements .................................................................................................... 13
3.03.02 Input Power ............................................................................................................................... 15
3.03.03 High Frequency Introduction...................................................................................................... 16
3.03.04 High Frequency Interference ...................................................................................................... 16
3.04 Specifications......................................................................................................................................... 17
3.05 Duty Cycle.............................................................................................................................................. 18
4.0 OPERATOR CONTROLS ................................................................................................. 19
4.01 ArcMaster 300 TS Controls .................................................................................................................... 19
4.02 Weld Process Selection for ArcMaster 300 TS ....................................................................................... 21
4.03 Weld Parameter Description................................................................................................................... 22
4.04 Weld Parameters for ArcMaster 300 TS ................................................................................................. 24
4.05 Power Source Features .......................................................................................................................... 25
5.0 SET-UP FOR SMAW (STICK) AND GTAW (TIG) ...................................................................... 27
6.0 SEQUENCE OF OPERATION ............................................................................................ 28
6.01 Stick Welding ......................................................................................................................................... 29
6.02 HF TIG & Lift TIG Welding...................................................................................................................... 29
6.02.01 Slope Mode Sequence................................................................................................................ 30
6.02.02 Slope Mode with Repeat Sequence ............................................................................................ 30
6.02.03 Pulse Controls............................................................................................................................ 31
6.03 Save-Load Operation............................................................................................................................. 32
7.0 BASIC TIG WELDING GUIDE ........................................................................................... 33
7.01 Electrode Polarity ................................................................................................................................... 33
7.02 Tungsten Electrode Current Ranges ....................................................................................................... 33
7.03 Tungsten Electrode Types ...................................................................................................................... 33
7.04 Guide for Selecting Filler Wire Diameter ................................................................................................. 34
7.05 Shielding Gas Selection.......................................................................................................................... 34
7.06 TIG Welding Parameters for Low Carbon & Low Alloy Steel Pipe........................................................... 34
7.07 Welding Parameters for Steel................................................................................................................. 35
8.0 BASIC ARC WELDING GUIDE .......................................................................................... 36
8.01 Electrode Polarity ................................................................................................................................... 36
8.02 Effects of Stick Welding Various Materials ............................................................................................. 36