Lincoln Electric IM803-B User Manual
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TABLE OF CONTENTS
Page
Installation.......................................................................................................................Section A
Technical Specifications .......................................................................................................A-1
Safety Precautions. ..............................................................................................................A-2
Suitable Location ..................................................................................................................A-2
Stacking ........................................................................................................................A-2
Tilting.............................................................................................................................A-2
High Frequency Protection............................................................................................A-2
Input Connections ................................................................................................................A-2
Input Fuse and Supply Wire ..........................................................................................A-2
Input Supply Connections .............................................................................................A-2
Power Input Connections ..............................................................................................A-2
Input Voltage Reconnect Procedure ....................................................................................A-3
Output Connections..............................................................................................................A-3
Output Cables ...............................................................................................................A-3
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Operation.........................................................................................................................Section B
Safety Precautions ...............................................................................................................B-1
General Description..............................................................................................................B-1
Operational Features ....................................................................................................B-1
Welding Capability ........................................................................................................B-1
Limitations .....................................................................................................................B-1
Controls and Settings ....................................................................................................B-2,B-3
Constant Current Processes ................................................................................................B-3
Parallel Operation.................................................................................................................B-3
Overload Protection..............................................................................................................B-4
Thermal Protection ...............................................................................................................B-4
Fan ......................................................................................................................................B-4
Power-Up Sequence ............................................................................................................B-4
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Maintenance........................................................................................................Section D
Input Filter Capacitor Discharge Procedure ..........................................................D-1
Routine Maintenance.............................................................................................D-2
Filter Capacitor Conditioning .................................................................................D-2
Location of Maintenance Components ..................................................................D-3
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Troubleshooting .................................................................................................Section E
Safety Precautions.................................................................................................E-1
PC Board Troubleshooting Procedures .................................................................E-2
Troubleshooting Guide.............................................................................E-3 thru E-7
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Wiring Diagrams and Dimension Print .............................................................Section F
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Parts Pages ....................................................................................................P-477 Series
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