Lincoln Electric POWER WAVE 355/405 SVM159-A Service Manual page 109

F-67
INPUT RECTIFIER REMOVAL AND REPLACEMENT (continued)
9. Apply a thin coat of Penetrox A-13 heatsink com-
pound to the point of contact between the input
rectifier and the mounting surface.
10. Secure the new input bridge into its proper posi-
tion with the two 3/16"in. allen mounting screws
previously removed. Torque to 44 inch pounds.
Small Lead "H1"
To Auxiliary Transformer
A
TROUBLESHOOTING & REPAIR
FIGURE F.31 – INPUT RECTIFIER (CLOSE-UP)
3/16" ALLEN
BOLTS
C
B
FRONT
REAR
POWER WAVE 355/405
11. Reconnect the previously removed leads to their
proper locations. Torque to 31 inch pounds.
12. Cover the input rectifier and its six terminals with
silicon sealant.
13. Replace the case wraparound cover.
To Circuit Breaker
F-67
#207
#207A
#209
Small Lead "A"