CIGWELD TRANSTIG 300 AC/DC, Service Manual, Page: 5 / 134

TABLE OF CONTENTS (continued)
TABLE OF CONTENTS
SECTION 7:
BASIC TIG WELDING GUIDE ....................................................................... 7-1
7.01 Explanation of “Fluttery Arc” when AC TIG Welding on Aluminum ................. 7-1
7.02 Electrode Polarity ........................................................................................... 7-2
7.03 Tungsten Electrode Current Ranges ............................................................... 7-2
7.04 Tungsten Electrode Types ............................................................................... 7-2
7.05 Guide for Selecting Filler Wire Diameter ......................................................... 7-3
7.06 Shielding Gas Selection .................................................................................. 7-3
7.07 TIG Welding Parameters for Low Carbon & Low Alloy Steel Pipe .................. 7-3
7.08 Welding Parameters for Aluminum ................................................................ 7-4
7.09 Welding Parameters for Steel ......................................................................... 7-4
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 ............................................................................ 10-4
10.03 Power Source Problems ............................................................................ 10-7
SECTION 11:
VOLTAGE REDUCTION DEVICE (VRD) ........................................................... 11-1
11.01 VRD Specification ...................................................................................... 11-1
11.02 VRD Maintenance ...................................................................................... 11-1
SECTION 12:
POWER SOURCE ERROR CODES ................................................................. 12-1
SECTION 13:
ADVANCED TROUBLE SHOOTING ................................................................ 13-1
13.00 Introduction ................................................................................................ 13-1
13.01 System-Level Fault Isolation ....................................................................... 13-1
13.1.1 Opening the Enclosure ...................................................................... 13-1
13.02 Verification and Remedy to the Indicated Error Codes ............................... 13-3
13.2.1 E01 "Over-Temperature at the primary side" ...................................... 13-3
13.2.2 E02 "Over-Temperature at the secondary side" .................................. 13-4
13.2.3 E03 "Transformer Over-Current Failure" ............................................. 13-4
13.2.4 E04 "Torch Cable Failure" ................................................................... 13-4
13.2.5 E11 "Main Supply Over Voltage" ........................................................ 13-5
13.2.6 E12 "Main Supply Under Voltage" ...................................................... 13-5
13.2.7 E81 "Wrong Main Supply Voltage" ..................................................... 13-5
13.2.8 E82 "Rated Voltage Selection Circuit abnormality" ............................. 13-5