Lincoln Electric SVM153-A Welding System User Manual


 
TROUBLESHOOTING & REPAIR
F-76 F-76
COMMANDER 500
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#200A
#200B
#201
12 VDC STUD
LEADS #232L
AND #232M
PULL COIL PC BOARD
(LEADS #265 AND #227)
CONTROL BOX
FIGURE F.35 BRUSH HOLDER AND LEAD REMOVAL
FIGURE F.36 CONTROL BOX CONNECTIONS
STATOR/ROTOR REMOVAL AND REPLACEMENT (CONTINUED)
Refer to Figure F.35 for Steps 13-15.
13. Using the 3/8" wrench, remove the brush holder
access panel.
14. Using the 3/8" wrench, remove the brush holder
assembly.
15. Cut the cable tie and then label and remove brush
leads #201(-) and piggy-backed leads #200A(+)
and #200B(+) from the brush holder assembly.
(The piggy-backed leads connect closest to the
stator laminations.)
16. See Figure F.36. Disconnect leads #265 and #227
from the Pull Coil PC board. With the 7/16"
wrench, remove the nut, lock washer, and flat
washer from the 12 VDC insulated stud. Remove
leads 232L and #232M from the stud. Cut any
necessary cable ties. Pull all leads freed in this
step through the control box panel.
17. With the 3/8" wrench, remove the two screws from
the bottom of the control box. Swing the control
box aside and lay it down.