Lincoln Electric IDEALARC DC-1500 Service Manual page 92

F-58
SCR OUTPUT BRIDGE REPLACEMENT (continued)
REPLACEMENT PROCEDURE (CONT.)
39. Connect leads #74 and the ground lead to the
control p.c. board.
40. Connect lead #3IA to the 5CR relay.
41. Mount the top fiber air baffle to the two rear rec-
tifier brackets.
42. Blow out the unit.
43. Re-test units per instructions provided.
TROUBLESHOOTING AND REPAIR
IDEALARC® DC-1500
F-58