Tweco 130i Transarc Service Manual - Manual (Page 4)

TABLE OF CONTENTS
SECTION 1:
ARC WELDING SAFETY INSTRUCTIONS AND WARNINGS ..................................... 1-1
1.01 Arc Welding Hazards ....................................................................................... 1-1
1.02 Principal Safety Standards .............................................................................. 1-5
1.03 Declaration of Conformity ............................................................................... 1-6
1.04 Symbol Chart .................................................................................................. 1-7
1.05 Servicing Hazards ........................................................................................... 1-8
1.06 EMF Information ........................................................................................... 1-10
SECTION 2:
INTRODUCTION ...................................................................................... 2-1
2.01 How to Use This Manual ................................................................................. 2-1
2.02 Equipment Identification ................................................................................. 2-1
2.03 Receipt of Equipment ...................................................................................... 2-1
2.04 Description ..................................................................................................... 2-1
2.05
Transportation Methods .................................................................................. 2-1
SECTION 3:
SAFETY AND INSTALLATION ....................................................................... 3-1
3.01 Duty Cycle ....................................................................................................... 3-1
3.02 Specifications ................................................................................................. 3-2
3.03 Environment ................................................................................................... 3-3
3.04 Location .......................................................................................................... 3-3
3.05
High Frequency Introduction .......................................................................... 3-4
3.06 High Frequency Interference ........................................................................... 3-4
3.07 Electromagnetic Compatibility ........................................................................ 3-4
SECTION 4:
INSTALLATION, OPERATION AND SETUP ........................................................ 4-1
4.01 Transarc 130i Power Source Controls, Indicators and Features ...................... 4-1
4.02 Shielding Gas Regulator Operating Instructions (where supplied) ................ 4-11
4.03 Setup for TIG (GTAW) Welding ..................................................................... 4-13
4.04 Foot Control Part No. W4015800 (Optional Accessory) ................................ 4-14
4.05 Setup for Manual Arc (MMAW) Welding ..................................................... 4-16
SECTION 5:
THEORY OF OPERATION ............................................................................ 5-1
5.01 Inverter Design ............................................................................................... 5-1
SECTION 6:
TROUBLESHOOTING ................................................................................ 6-1
6.01 Basic Troubleshooting-Power Source Faults ................................................... 6-1
6.02 Factory Reset Information .............................................................................. 6-2
6.03 Advanced Troubleshooting .............................................................................. 6-3
6.04 Test Equipment and Tools .............................................................................. 6-3
6.05 Visually Inspect ............................................................................................... 6-3
6.06 Preliminary DC Bus measurement of the main inverter board ........................ 6-4
6.07 Preliminary check of the main inverter board ................................................. 6-5
6.08 Check main input rectifier ............................................................................... 6-6
6.09 DC Bus voltage measurement ......................................................................... 6-7
6.10 PCB Connectors .............................................................................................. 6-8