Lincoln Electric LN -15 WIRE FEEDER IM823-A - Manual (Page 9)

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TABLE OF CONTENTS
Page
Installation.......................................................................................................................Section A
Technical Specifications .......................................................................................................A-1
Safety Precautions ...............................................................................................................A-2
Location ................................................................................................................................A-2
Work Clip Lead .....................................................................................................................A-2
High Frequency Protection ...................................................................................................A-2
Weld Cable Connections ......................................................................................................A-3
Electrode Connection ...........................................................................................................A-3
Work Connection ..................................................................................................................A-3
Power Source Connection....................................................................................................A-3
Engine Drive Power Source Connection ..............................................................................A-3
Connection Diagrams ...........................................................................................................A-4
Gun and Cable Assemblies ..................................................................................................A-5
Electrode Polarity .................................................................................................................A-5
Connections .........................................................................................................................A-5
Procedure to Install Drive Rolls and Wire Guides ................................................................A-5
Feed Wire Electrode.............................................................................................................A-6
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Operation.........................................................................................................................Section B
Safety Precautions ...............................................................................................................B-1
Graphic Symbols that appear on this Machine or in this Manual .........................................B-1
General Description..............................................................................................................B-2
Duty Cycle ............................................................................................................................B-2
Recommended Processes ...................................................................................................B-2
Process Limitations ..............................................................................................................B-2
Equipment Limitations ..........................................................................................................B-2
Operational Features and Controls .....................................................................................B-2
Case Front Controls .............................................................................................................B-3
83% Procedure.....................................................................................................................B-3
LN™-15 Power-Up Sequence ......................................................................................B-4, B-5
Internal Controls ...................................................................................................................B-5
Spring Tension Arm..............................................................................................................B-5
Wire Drive Configuration ......................................................................................................B-6
Cold Feed/Gas Purge Switch ...............................................................................................B-6
2 Step-Trigger Interlock Switch ............................................................................................B-7
Flow Meter............................................................................................................................B-7
Spindle Brake .......................................................................................................................B-7
Shielding Gas Connection ....................................................................................................B-7
Constant Current Operation .................................................................................................B-8
Setting Arc Sensing wire Feed Speed For Constant Current Operation ..............................B-9
Making a Weld....................................................................................................................B-10
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Accessories ....................................................................................................................Section C
Factory Installed Equipment.................................................................................................C-1
Electrode, K-Kit used ...........................................................................................................C-1
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Maintenance ....................................................................................................................Section D
Safety Precautions ...............................................................................................................D-1
Routine Maintenance ...........................................................................................................D-1
Periodic Maintenance...........................................................................................................D-1
Calibration Specification.......................................................................................................D-1
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Troubleshooting .................................................................................................................Section E
Safety Precautions ...............................................................................................................E-1
How to Use Troubleshooting Guide .....................................................................................E-1
Troubleshooting Guide ...........................................................................................E-2 thru E-4
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Wiring Diagram & Dimension Prints .............................................................................Section F
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Parts Pages ............................................................................................................................P-482
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