MAINTENANCE
3640 330580 (01--00)
40
BRUSHES
MAIN BRUSH
The main brush spans the width of the machine
and throws debris into the hopper.
Check the brush for damage and wear daily.
Remove string or wire tangled in the main brush
or the main brush hub.
Check the main brush pattern after every 50
hours of use. Adjust the main brush pattern by
loosening the nut at the left end of the brush arm
crossbar.
Rotate the main brush after every 50 hours of use
for maximum brush life and sweeping
performance.
Replace main brush when bristle length is 9 to 12
mm (.375 to .5 in).
REPLACING THE MAIN BRUSH
1. Turn the machine power off and move the
directional lever into the PARK position.
FOR SAFETY: Before leaving or
servicing machine, stop on level
surface, turn off machine, and remove
key.
2. The main brush pin, located on the left--hand
side of the machine, holds the main brush in
place. Turn the main brush pin 1/4 turn
counter--clockwise and remove.If the
machine has the (option) wide track wheel
kit, lower the main brush to remove.