Lincoln Electric SVM123-A Welding System User Manual


 
F-35
TROUBLESHOOTING & REPAIR
F-35
1. Remove main supply power to the
DC-1000.
2. Remove all Molex plugs from the
Firing Board and Control Board.
See Figure F.15.
ACTIVE SCR TEST
IDEALARC DC-1000
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FIGURE F.15 - Firing Board and Control Board Molex Plug Locations
FIRING BOARD
CONTROL BOARD