Nilfisk-ALTO SMART Sweeper/Scrubber 692003 - Manual (Page 41)

AMERICAN-LINCOLN 1-41
SMART
OPERATING INSTRUCTIONS
DISK SCRUB BRUSHES
DISK SCRUB BRUSH
MAIN BROOM
SIDE BROOM
Fig. 50
Fig. 51
Fig. 52 Fig. 53
Inspect the disk scrub brushes and replace when the bristles are reduced to ¾ in length as shown in figure 50
and 51. To order replacement brushes, see scrub brush options in this manual.
Inspect the main and side broom. When the bristles are worn to 1 1/2 inch length replace the main broom as
shown in figure 52 and replace side broom when bristles are worn to 3 1/2 inch as shown in figure 53.