Table Of Contents - Lincoln Electric RANGER 250 GXT (AU) Operator's Manual

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Installation.......................................................................................................................Section A
Technical Specifications .......................................................................................................A-1
Safety Precautions ........................................................................................................A-2
Machine Grounding .......................................................................................................A-2
Spark Arrester ...............................................................................................................A-2
Towing...........................................................................................................................A-2
Vehicle Mounting...........................................................................................................A-3
Pre-Operation Engine Service..............................................................................................A-3
Fuel, Oil, Battery Connections ......................................................................................A-3
Welding Cable Connections ..........................................................................................A-4
Angle of Operation ........................................................................................................A-4
Lifting, Additional Safety Precautions............................................................................A-4
High Altitude Operation .................................................................................................A-4
Muffler Outlet Pipe ........................................................................................................A-4
Location and Ventilation ................................................................................................A-5
Stacking ........................................................................................................................A-5
Connection of Wire Feeders .........................................................................................A-5
Connection of Tig Module .............................................................................................A-5
Additional Safety Precautions .......................................................................................A-5
Welding Operation Output, Auxiliary Power Receptacles, and Plugs .................................A-6
Motor Starting and Extension Cord Length Table ................................................................A-6
Electrical Device Used with the Ranger 250 GXT (AU) .......................................................A-7
Auxiliary Power While Welding, Standby Power Connections ............................................A-8
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Operation.........................................................................................................................Section B
Safety Precautions ...............................................................................................................B-1
General Description..............................................................................................................B-1
Welder Controls Function and Operation .............................................................................B-1
Polarity, Range and Control Switch......................................................................................B-2
Start in/Shutdown Instructions .....................................................................................................B-3
Starting the Engine........................................................................................................B-3
Safety Precautions ........................................................................................................B-3
Stopping the Engine ......................................................................................................B-3
Break-In Period .............................................................................................................B-3
Welding Process ..................................................................................................................B-4
Stick (Constant Current) Welding..................................................................................B-4
TIG (Constant Current) Welding ..................................................................................B-4
Wire Feed Welding Processes (Constant Voltage) ......................................................B-4
Arc Gouging ..................................................................................................................B-4
Summary of Welding Processes ...................................................................................B-5
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Accessories ........................................................................................................Section C
Optional Equipment ...............................................................................................C-1
Recommended Equipment ....................................................................................C-2
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Maintenance ....................................................................................................Section D
Safety Precautions ................................................................................................D-1
Routine Engine Maintenance ..........................................................................D-1,D2
Engine Adjustments...............................................................................................D-3
Slip Rings ..............................................................................................................D-3
Battery Maintenance .......................................................................................D-3
Engine Maintenance Parts..............................................................................D-3
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Troubleshooting ..............................................................................................Section E
How to Use Troubleshooting Guide.......................................................................E-1
Troubleshooting Guide...................................................................................E-2, E-3
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Wiring Diagrams, Connection Diagrams & Dimension Print.......................Section F
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Parts List .................................................................................................... P-645 Series
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TABLE OF CONTENTS

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