Lincoln Electric INVERTEC SVM199-A - Manual (Page 100)

POWER BOARD CONTROL BOARD COMPARTMENT COVER POWER BOARD
CONTROL BOARD
COMPARTMENT
COVER
FIGURE F.16 – BOARD LOCTION
CONTROL OR POWER BOARD
REMOVAL AND REPLACEMENT PROCEDURE (continued)
REMOVAL PROCEDURE
1. Remove input power to the V450-PRO.
2. Remove the case top, sides and front.
3. Perform the Capacitor Discharge
Procedure.
4. Observe all static electricity precautions.
5. Using the 3/8 in. nut driver, remove the PC
board compartment cover. Refer to Figure
F.16.
6. Remove the molex plugs from the control
board.
7. Label and remove the two molex plugs and
white and black wires with quick connects from
the power PC board.
8. Using the 3/8 in. nut driver, remove the two
screws holding the rear of the Control Box in
place.
9. Clear the lead harnesses from the left and right
sides, and carefully remove the power and con-
trol PC board assembly.
10. Remove either the power or the control board
from the PC board assembly.
TROUBLESHOOTING AND REPAIR F-60 F-60
INVERTEC® V450-PRO
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