Scrub System, BOOST
®
98
Service Manual – SCRUBTEC R466 ... FOCUS II Micro Rider
BOOST
®
Motor Carbon Brush Check/Replacement (continues)
6 Remove the top cover
P100474
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
Spring cup
side
Spring unroll side
(opening)
P100475
◦
Push the carbon brush against the spring and insert a temporary stiff wire (paper clip) through the
access hole of 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
