Toro 38700 Operator's Manual page 24

Figure 33
1. Nut
4. If the shear pin is damaged, remove the pin, replace it,
and secure the it with a nut.
Replacing Worn or Damaged Broom
Segments
Service Interval: As required.
1. Raise the broom by setting the caster positions.
2. On both sides of the machine, remove and retain the
carriage bolts, washers, and locknuts that secure the
end bearings to the broom support.
Figure 34
1. Broom support
2. Locknut
3. Washer
3. Manually pull the power unit rearward to remove the
broom assembly from the machine.
2. Shear pin
4. End bearing
5. Carriage bolt
4. Support the spline shaft on either side of the gearbox.
5. Stand the broom core assembly on end so that the
removable end retainer plate faces upward
1. Hardware
2. End-retainer plate
3. Broom segment
6. Remove and retain the hardware from the end-retainer
plate (Figure 35).
7. Remove the damaged broom segment(s).
8. Install the new segment(s) by staggering the metal ring
alignment fingers as shown in
Important: You may damage the broom assembly
if you do not properly install the broom segments.
9. Install the broom assembly onto the machine.
Important: Make sure that the bearing setscrews
are tightened before operating the broom.
Checking the Broom Cable
Service Interval: After the first 2 hours
Yearly
1. Turn off the engine, wait for all moving parts to stop,
and disconnect the spark-plug wire.
2. Remove the belt cover and engine shield.
3. With the broom lever disengaged, ensure the gap
between the broom-clutch assembly and the tab is 3.2
mm (1/8 inch).
Note: If the broom is not properly adjusted, refer to
Adjusting the Broom Drive (page
24
(Figure
Figure 35
4. Support shaft
5. Alignment fingers
Figure 35.
25).
35).