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Service Manual – SC500
34 - Scrub System, REV
6 Remove the top cover
Figure 13:
7 Replace the carbon brushes
◦
Before disassembly, note the spring position when the carbon brush is being pushed back
◦
Remove the carbon brush and the spring
◦
Install the new carbon brush and the spring in the proper carbon brush housing Route the wire
through the carbon brush housing Place the rear end of the carbon brush in the spring “cup” so that
the spring unrolls with the carbon brush pushed back once installed
Figure 14:
Spring
cup side
Spring unroll side
(opening)
◦
Push the carbon brush back against the spring and insert a paper clip through the access hole in
the deck (Remove the silicone sealant from the holes) The wire must pass through the holes of the
brush holder in front of the brush to press the carbon brush against the spring
