MAINTENANCE
26
Nobles Speed Scrub 500 (09-2020)
6.
Wipe the squeegee blades clean. Inspect blades
for wear and damage (Figure 57). Rotate blade if
worn. See SQUEEGEE BLADE REPLACEMENT.
FIG. 57
7.
Clean scrub head skirt. Check for wear or damage
(Figure 58). Replace if worn or damaged.
FIG. 58
8.
Clean the outside surface of the machine with an
all purpose cleaner and damp cloth (Figure 59).
FOR SAFETY: When servicing machine, do not
power spray or hose off machine. Electrical
malfunction may occur. Use damp cloth.
FIG. 59
9.
Cylindrical brush scrub head - Remove and clean
debris trough (Figure 60).
FIG. 60
10. Automatic battery watering option - Refill tank with
distilled water (Figure 61). Replace cap.
FIG. 61
11. Charge batteries (Figure 62). See BATTERIES.
FIG. 62
ATTENTION: Do not disconnect battery cables
while charger is plugged in, circuit board damage
may result.