Tweco 400 MSTP Arcmaster - Manual (Page 6)

TABLE OF CONTENTS
7.0 BASIC MIG WELDING GUIDE ............................................................................................. 42
7.01 Setting of the Power Source ......................................................................................................................42
7.02 Position of MIG Torch................................................................................................................................42
7.03 Distance from the MIG Torch Nozzle to the Work Piece.............................................................................42
7.04 Travel Speed..............................................................................................................................................43
7.05 Electrode Wire Size Selection.....................................................................................................................43
7.06 Deposition Rate Comparison .....................................................................................................................43
8.0 ROUTINE MAINTENANCE ................................................................................................. 44
9.0 BASIC TROUBLESHOOTING............................................................................................... 45
9.01 Solving MIG Problems Beyond the Welding Terminals ..............................................................................45
9.01.01 Porosity .........................................................................................................................................45
9.01.01 Inconsistent Wire Feed ..................................................................................................................46
9.02 MIG Welding Problems..............................................................................................................................47
9.03 TIG Welding Problems...............................................................................................................................48
9.04 Stick Welding Problems.............................................................................................................................50
9.05 Power Source Problems ............................................................................................................................52
10.0 VOLTAGE REDUCTION DEVICE (VRD) ................................................................................... 53
10.01 VRD Specification ....................................................................................................................................53
10.02 VRD Maintenance ....................................................................................................................................53
10.03 Switching VRD ON/OFF............................................................................................................................54
11.0 POWER SOURCE ERROR CODES ........................................................................................ 56
APPENDIX A - INTERCONNECT DIAGRAM ...................................................................................... 58
APPENDIX B - ARCMASTER 400 MSTP ACCESSORIES ....................................................................... 60
LIMITED WARRANTY SCHEDULE
WARRANTY SCHEDULE
GLOBAL CUSTOMER SERVICE CONTACT INFORMATION.................................................. Inside Rear Cover