Lincoln Electric COMMANDER 400 SVM133-B Service Manual page 146

F-92
REMOVAL AND REPLACEMENT (continued)
12. Using the 11/32" wrench, remove the #204B
lead from the R1 (50 Ohm -100 Watt) resis-
tor. See Figure F.40. Cut any necessary
cable ties and clear leads for SCR/diode rec-
tifier bridge assembly removal.
NOTE: Be sure to replace any cut cable ties on
reassembly. Otherwise, the leads may catch in
the blower.
GROMMET
BRACKET
TROUBLESHOOTING & REPAIR
SCR/DIODE RECTIFIER BRIDGE
FIGURE F.40 – RESISTOR R1 LOCATION
FIGURE F.41 – RECTIFIER BRIDGE BRACKET DETAILS
COMMANDER 400
RESISTOR R1
LEAD #204B
13. Remove the capacitor leads and grommet
from the rectifier bridge bracket. See Figure
F.41.
14. Using the 3/8" wrench, remove the four (2 on
each side) screws from the rectifier bridge
bracket. See Figure F.41.
SCREWS (4)
F-92