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TABLE OF CONTENTS
Page
Installation.......................................................................................................................Section A
Technical Specifications.......................................................................................................A-1
Select Suitable Location.......................................................................................................A-2
Stacking................................................................................................................................A-2
Lifting and Moving ................................................................................................................A-2
Tilting....................................................................................................................................A-2
Environmental Rating...........................................................................................................A-2
Machine Grounding and High Frequency Interference Protection .......................................A-2
Input Connections ................................................................................................................A-3
Input Fuse and Supply Wire.................................................................................................A-3
Output Connections..............................................................................................................A-4
Operation.........................................................................................................................Section B
General Description..............................................................................................................B-1
Operational Features............................................................................................................B-1
Welding Capability................................................................................................................B-1
Limitations ............................................................................................................................B-1
Controls and Settings...........................................................................................................B-2
Operating Steps ...................................................................................................................B-4
Welding in TIG Mode ....................................................................................................B-4
Remote Control Operation ............................................................................................B-4
Welding in Stick Mode...................................................................................................B-5
Recommended Electrode and Tungstens............................................................................B-5
Explanation of 2 Step and 4 Step Modes.............................................................................B-6
Pulser Functions...................................................................................................................B-6
Accessories.....................................................................................................Section C
General Options / Accessories..............................................................................C-1
TIG Welding Options / Accessories.......................................................................C-1
Maintenance........................................................................................................Section D
Safety Precautions ................................................................................................D-1
Input Filter Capacitor Discharge Procedure ..........................................................D-1
Routine Maintenance.............................................................................................D-1
Replacement of Internal Fuse ...............................................................................D-1
Troubleshooting..............................................................................................Section E
Safety Precautions.................................................................................................E-1
How to Use Troubleshooting Guide.......................................................................E-1
Troubleshooting Guide ..........................................................................................E-2
Wiring Diagram................................................................................................Section F
Parts List..................................................................................................................P308