ARCMASTER 400 S
March 31, 2006 iii
SECTION 7:
BASIC TIG WELDING GUIDE ................................................................... 7-1
7.01 Electrode Polarity ......................................................................................7-1
7.02 Tungsten Electrode Current Ranges ..........................................................7-1
7.03 Tungsten Electrode Types .........................................................................7-1
7.04 Guide for Selecting Filler Wire Diameter ...................................................7-1
7.05 Shielding Gas Selection ............................................................................7-2
7.06 TIG Welding Parameters for Low Carbon & Low Alloy Steel Pipe .............7-2
SECTION 8:
BASIC ARC WELDING GUIDE .................................................................. 8-1
8.01 Electrode Polarity ......................................................................................8-1
8.02 Effects of Stick Welding Various Materials ................................................8-1
SECTION 9:
ROUTINE MAINTENANCE ..................................................................... 9-1
SECTION 10:
BASIC TROUBLESHOOTING .................................................................. 10-1
10.01 TIG Welding Problems ..........................................................................10-1
10.02 Stick Welding Problems ........................................................................10-3
10.03 Power Source Problems .......................................................................10-4
SECTION 11:
VOLTAGE REDUCTION DEVICE (VRD) .......................................................11-1
11.01 VRD Specifi cation .................................................................................11-1
10.02 VRD Maintenance .................................................................................11-1
11.03 Switching VRD On/Off ...........................................................................11-2
SECTION 12:
POWER SOURCE ERROR CODES ............................................................ 12-1
APPENDIX A:
INTERCONNECT DIAGRAM ................................................................... A-2
Appendix B:
OPTIONS AND ACCESSORIES ................................................................. B-1
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