Lincoln Electric IDEALARC DC 1000 SVM123-A - Manual (Page 6)

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IDEALARC DC - 1000
MASTER TABLE OF CONTENTS FOR ALL SECTIONS
Page
Safety .....................................................................................................................................................i - iv
Installation ......................................................................................................................................Section A
Technical Specifications ............................................................................................................................A-2
Safety Precautions ....................................................................................................................................A-3
Select Proper Location ..............................................................................................................................A-3
Electrical Input Connections ......................................................................................................................A-3
Reconnect Procedures ..............................................................................................................................A-4
Output Connections ...................................................................................................................................A-8
Operation ........................................................................................................................................Section B
Safety Precautions ...................................................................................................................................B-2
General Description ...................................................................................................................................B-3
Recommended Processes and Equipment ...............................................................................................B-3
Operational Features and Controls ...........................................................................................................B-3
Design Features and Advantages .............................................................................................................B-3
Welding Capacity.......................................................................................................................................B-4
Controls and Settings ................................................................................................................................B-5
Operating Steps.........................................................................................................................................B-6
Remote Control of Machine Operation ......................................................................................................B-6
Welding Proceure Recommendations .......................................................................................................B-6
Semi-Automatic and Automatic Wire Feeding with a DC-1000 and Wire Feeders ............................B6 - B-8
Accessories....................................................................................................................................Section C
Options/Accessories..................................................................................................................................C-2
Meters .......................................................................................................................................................C-2
Remote Output Control (Optional).............................................................................................................C-2
Connections for Wire Feeder Control ...............................................................................................C-2 - C-6
Maintenance ...................................................................................................................................Section D
Safety Precautions ....................................................................................................................................D-2
Routine and Periodic Maintenance ...........................................................................................................D-2
Major Component Locations .....................................................................................................................D-3
Theory of Operation.......................................................................................................................Section E
General Description ...................................................................................................................................E-2
Input Line voltage, Connector, and Main Transformer ..............................................................................E-2
Output, Rectification, Control, and Feedback ............................................................................................E-3
Protection Devices and Circuits (Contactor Hold-In) .................................................................................E-4
SCR Operation ..........................................................................................................................................E-5
Troubleshooting .............................................................................................................................Section F
How to Use Troubleshooting Guide ...........................................................................................................F-2
PC Board Troubleshooting Procedures .....................................................................................................F-3
Troubleshooting Guide ....................................................................................................................F-4 - F-12
Test Procedures ............................................................................................................................F-13 - F-37
Oscilloscope Waveforms...............................................................................................................F-38 - F-44
Replacement Procedures ........................................................................................................................F-45
Retest After Repair ..................................................................................................................................F-63
Electrical Diagrams .......................................................................................................................Section G
Parts Manual..........................................................................................................................................P-146
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