Troubleshooting & repair, Power board removal and replacement (continued) – Lincoln Electric INVERTEC V250-S User Manual
Page 78
F-46
TROUBLESHOOTING & REPAIR
F-46
PROCEDURE
1. Remove input power to the V250-S.
Procedure detailed in Maintenance
Section.
3. Locate the power board, the molex
type plug J6, the five leads with
push-on connectors and the four
capacitor leads that are connected to
the power board.
4. Carefully remove leads (with push-
on connectors) #201, #204, #205,
#208, and #209 from the power
board.
5. Remove plug J6 by depressing the
locking tab and removing it from the
power board.
6. With the 7/16” wrench remove the
four bolts and washers from the filter
capacitor terminals.
Remove leads #202A, #207A,
#203A and #206 from the capacitor
terminals.
See Figure F.14. Cut any neces-
sary cable ties.
POWER BOARD REMOVAL AND REPLACEMENT (continued)
INVERTEC V250-S
V250S POWER G2684
DANGER
HIGH VOLTAGE CAN KILL
204
201
209
208
205
207A
202A
203A
206
+
+
J6
4 SOCKET HEAD
CAP SCREWS
Figure F.14
Power Board Lead Locations