Tennant 1186E, Operator'S Manual

Page: 48 / 70

MAINTENANCE
1186E MM268 (6–94)
3Ć16
9. Reconnect the coupling to the differential
shafts.
10. Slip the belt over the idler and motor
sheaves.
11. Adjust the belt as described in TO CHECK
AND ADJUST PROPELLING BELT
TENSION.
12. Replace the right side cover and bumper,
and the access cover.
13. Replace the debris hopper.
14. Lower the filter cover.
SIDE BRUSH BELT
The side brush belt transfers power from the
motor to the side brush gear reducer. Check the
belt for wear and tension after every 50 hours of
operation.
TO CHECK AND ADJUST SIDE BRUSH BELT
TENSION
1. Turn off the machine and set the machine
parking brake.
FOR SAFETY: Before Leaving Or Servicing
Machine; Stop On Level Surface, Set Parking
Brake, And Turn Off Machine.
2. Lift the filter cover.
3. Remove the debris hopper.
4. Remove the access cover, and right side
bumper and cover.
5. Place the side brush arm in the down
position.
6. Check the belt tension at a point 9 in
(230 mm) from the motor shaft. The belt
should deflect 0.75 in (20 mm) from a force
of 6 lb (3 kg).
B
A
03151
SIDE BRUSH BELT
A. Side Brush Belt
B. Belt Guide
7. To adjust belt tension, loosen the button
head screw through the side cover.
8. Pull the side brush arm out to tighten the
belt.
9. Tighten the button head screw when the
correct tension is reached.
B
A
C
03153
STOP BOLT
A. Side Brush Arm
B. Stop Bolt
C. Lock Nut