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MASTER TABLE OF CONTENTS FOR ALL SECTIONS
v v
LINCOLN
®
ELECTRIC
IDEALARC DC-400
Page
Safety.................................................................................................................................................i-iv
Installation.............................................................................................................................Section A
Installation Section Table of Contents........................................................................................A-1
Technical Specifications .............................................................................................................A-2
Safety Precautions......................................................................................................................A-3
Select Suitable Location (Stacking, Tilting, Lifting) ....................................................................A-3
Input Connections.......................................................................................................................A-4
Reconnect Procedure .................................................................................................................A-6
Output Connections....................................................................................................................A-7
Operation...............................................................................................................................Section B
Safety Instructions......................................................................................................................B-2
General Description ....................................................................................................................B-3
Controls and Settings.................................................................................................................B-4
Welding Operation ......................................................................................................................B-6
Overload Protection....................................................................................................................B-9
Auxiliary Power ...........................................................................................................................B-9
Accessories...........................................................................................................................Section C
Maintenance .........................................................................................................................Section D
Safety Precautions......................................................................................................................D-2
Routine and Periodic Maintenance ............................................................................................D-2
General Component Locations...................................................................................................D-3
Theory of Operation .............................................................................................................Section E
Troubleshooting and Repair.................................................................................................Section F
How To Use Troubleshooting Guide ...........................................................................................F-2
Troubleshooting Guide................................................................................................................F-4
Test Procedures ........................................................................................................................F-15
Oscilloscope Waveforms ..........................................................................................................F-33
Replacement Procedures..........................................................................................................F-40
Retest After Repair....................................................................................................................F-61
Electrical Diagrams..............................................................................................................Section G
Parts Manual.................................................................................................................................P-234
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