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Service Manual: SC750, SC800, SC 750 ST, SC800 ST
Form Number 56043150 Page 126
5. Replace the carbon brushes.
a. Observe how the springs roll when the brush is pushed back before taking it apart.
b. Remove a brush and spring.
c. Install a new brush and spring into the brush holder. Thread the brush wire lead through the brush
holder. Posion the back end of the brush in the “cup” of the spring so that the spring will unroll as the
brush is pushed back once it is installed.
d. Push brush back against the spring and insert a s temporary retaining wire (Paper clip) through the
access hole in the end cover. (Remove silicone sealer from the holes) The wire must go through the holes
in the brush holder just in front of the brush to hold the brush back against the spring pressure.
e. Install the other three brushes.
Cup Side
Paper ClipPaper Clip
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