Table Of Contents - Lincoln Electric SQUARE WAVE TIG 275 IM609-B Operator's Manual

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Installation .......................................................................................................Section A
Technical Specifications.................................................................................A-1, A-2
Select Suitable Location ........................................................................................A-3
Stacking .................................................................................................................A-3
Lifting and Moving .................................................................................................A-3
Tilting. ....................................................................................................................A-3
Environmental Rating ...........................................................................................A-3
Machine Grounding and High Frequency Interference Protection ........................A-3
Supply Connections...............................................................................................A-4
Input Reconnect Procedures .................................................................................A-5
Output Connections...............................................................................................A-7
Work Cable Connections.......................................................................................A-7
TIG Torch Connections ..........................................................................................A-8
Twist-Mate Adapter for LA-9 and LA-17 TIG Torch................................................A-9
Twist-Mate Adapter for LW-18 and LW-20 TIG Torch ............................................A-9
Stick Electrode Cable Connection .......................................................................A-10
Installation of Field Installed Options...................................................................A-10
Operation .........................................................................................................Section B
Safety Precautions ...............................................................................................B-1
Graphic Symbol Definitions ...................................................................................B-2
General Description...............................................................................................B-4
Recommended Processes and Equipment ...........................................................B-4
Design Features and Advantages .........................................................................B-4
Limitations..............................................................................................................B-5
Duty Cycle and Time Period..................................................................................B-5
Controls and Settings ............................................................................................B-6
Welding Operation .................................................................................................B-7
Auxiliary Power ....................................................................................................B-10
Accessories .....................................................................................................Section C
Accessories Included with Machine ......................................................................C-1
Optional Accessories.............................................................................................C-1
Maintenance ....................................................................................................Section D
Safety Precautions ................................................................................................D-1
Routine and Periodic Maintenance .......................................................................D-1
Overload Protection...............................................................................................D-1
Service Procedures ...............................................................................................D-1
Component Location and Access .........................................................................D-2
Spark Gap Adjustment ..........................................................................................D-2
Troubleshooting ..............................................................................................Section E
Safety Precautions.................................................................................................E-1
How To Use Troubleshooting Guide ......................................................................E-1
Troubleshooting Guide...........................................................................................E-2
PC Board Troubleshooting .....................................................................................E-7
Wiring Diagrams & Dimension Print .............................................................Section F
Parts List ......................................................................................................P316 Series
Parts List ......................................................................................................P383 Series

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