Power Board Lead Location - Lincoln Electric INVERTEC V350-PRO Service Manual

F-77
POWER BOARD REMOVAL AND REPLACEMENT (continued)
5. Locate the three plug connections. J41, J42 and
J43. See figure F.35.
6. Carefully remove the three plugs from the power
board.
7. Remove the three nuts and at the corners of the
board using a 3/8" nut driver. Board is ready for
removal.
8. Remove the power board.
TROUBLESHOOTING & REPAIR
FIGURE F.35. – POWER BOARD LEAD LOCATION
J42
V350-PRO
9. Replace with new power board.
10. Secure the new power board into its proper posi-
tion with the three 3/8" nuts previously removed.
11. Replace the three plugs previously removed.
Plugs J41, J42 and J43.
12. Replace the case wraparound cover.
J43
J41
F-77