Lincoln Electric POWER WAVE 355/405 SVM159-A - Manual (Page 100)

PROCEDURE
1. Remove input power to the POWER WAVE
355/405.
2. Using a 5/16” nut driver remove the case wrap-
around cover.
3. Perform the Input Filter Capacitor Discharge
Procedure detailed earlier in this section.
4. Locate the power board. See Figure F.25.
TROUBLESHOOTING & REPAIR
F-58 F-58
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POWER BOARD REMOVAL AND REPLACEMENT (continued)
LEFT SIDE
Power Board
FIGURE F.25 POWER BOARD LOCATION