Lincoln Electric IDEALARC DC-600 Service Manual page 86

TROUBLESHOOTING AND REPAIR
F-42 F-42
ACTIVE SCR TEST (continued)
PROCEDURE
1. Disconnect main AC input power to the
2. Disconnect all Molex Plugs from the Firing
machine.
Board and Control Board. See Figure F.15.
FIGURE F.15 - Firing Board and Control Board Molex Plug Locations
IDEALARC ® DC-600