Troubleshooting & repair, Active scr test – Lincoln Electric IDEALARC DC 1000 SVM123-A User Manual

Page 75

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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

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