ATTENTION:

STIFF BROWN BRUSHES – Commercial use ONLY. Require Break in Period before use. To do this: install brushes on machine and run machine for 3 minutes on wet concrete. Failure to break in Brushes could result in breaker tripping or machine encountering difficulty on start up.

EXTRA STIFF BLACK BRUSHES – Tile or Concrete use ONLY. These Brushes are NOT for use on carpet. Severe damage will result if used on carpet. ONLY for use on Tile, Concrete or other suitable hard surface.