235Service Manual – CS7010™ 34 - Scrub System
Scrub Motor Carbon Brushes
Note: The minimum length of the carbon brushes in the scrub motors is 0.5” [13 mm]. If the carbon
brushes are less than 0.5” [13 mm] long, replace them.
1. Remove the Scrub Motor described on page 234.
2. Remove the scrub motor from the right-angle gearbox.
3. Note the position of the witness marks stamped into the
frame and castings on both ends of the motor.
4. Remove the two acorn nuts and open the terminal cover.
5. Use a backup wrench to hold the bottom
terminal nuts in place, then remove the
top terminal nuts and terminals. Make
sure to note the wire polarity.
6. Remove the terminal cover.
7. Remove the hex nuts, lock washers
and threaded rods holding the two end
castings to the frame.
Acorn
Nut (2)
Terminal
Cover
Top
Terminal
Nut (2)
Terminal (2)
Lock Washer
(2)
Hex Nut
(2)
Threaded
Rod (2)
Terminal
Cover
Bottom
Terminal
Nut (2)
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