Tennant 3640E, Service Manual

Page: 91 / 180

SWEEPING
3--41
3640E 330565 (5--00)
TO INSTALL MAIN BRUSH SHAFT
FOR SAFETY: Before Leaving Or Servicing
Machine; Stop On Level Surface, Place Shifter
In Park.
1. Position the new main brush shaft on the
rear of the machine. Install the two hex
screws, sleeves, and nuts. Tighten to
18 -- 24Nm (15 -- 20 ft lb).
2. Line up the lower holes in the brush shaft
with the holes in the rear of both brush arms.
Install the two hex screws, sleeves, and
nuts. Tighten to 18 -- 24Nm (15 -- 20 ft lb).
3. Reconnect the tension spring to the right
side of the brush shaft and machine frame.
4. Start the machine and check the main brush
pattern. See TO CHECK AND ADJUST
MAIN BRUSH PATTERN instructions.
5. Raise and lower the main brush. Check the
brush linkage for any binding or hanging up.