Tennant 3640E, Service Manual

Page: 64 / 180

SWEEPING
3--14
3640E 330565 (5--00)
MAIN BRUSH
The main brush is used to throw the debris into
the hopper. The main brush can be rotated end
for end to extend the life of the bristles.
TO REPLACE MAIN BRUSH
FOR SAFETY: Before Leaving Or Servicing
Machine; Stop On Level Surface, Place Shifter
In Park.
1. Remove the debris hopper from the machine
and drop the main brush to the full float
position.
2. Go to the left side of the machine and locate
the main brush idler side knob pin. This pin
is located in the brush arm, just ahead of
the LH drive wheel.