Lincoln Electric IDEALARC DC 1000 SVM123-A User Manual
Idealarc dc 1000, Service manual, Svm123-a
Table of contents
Document Outline
- Master TOC
- Safety
- Section A Installation
- Section B Operation
- Section C Accessories
- Section D Maintenance
- Section E Theory of Operation
- Section F Troubleshooting
- Symptoms
- Major Physical or Electrical Damage is Evident.
- The Machine is dead - The Input contactor does not operate.
- Input contactor (1CR) chatters.
- Input contactor pulls in when start button is pressed but immediately drops out when start button is released.
- Machine input contactor operates but machine has no weld output. Fan runs and pilot light glows.
- Machine has maximum weld output and no control.
- Machine has minimum output and no control.
- The machine does not have maximum weld output.
- Machine shuts off (input contactor drops out) when the welder output terminals are electrically ...
- The DC-1000 will NOT shut off when the Stop button is pushed.
- The weld output terminals are always electrically “hot”.
- Poor arc starting when the DC-1000 is in the CV Sub-Arc or CV Innershield Modes.
- Poor arc characteristics in all processes.
- Poor performance (including arc outages) while welding at low current (less than 450 amps) ...
- The machine frequently shuts off while using the 500 amp (+) output terminal (later models only).
- Section G - Electrical Diagrams