Technical features
BR/BD 100/250 R BP / RI
Page 42 / 171
Service Manual 08.2007
2.13 Pre-sweeper unit, retainer LH / main brush
1
Rocker arm, main brush retainer
2
Tension spring
3
Tension roller
4
Hollow screw with internal spring
5
Main brush rocker arm vibration damper
6
Pulley, main brush
6
1
2
3
5
5
The vibration damper (5) prevents the main brush
from rocking by rubbing on the debris container.
4