Toro GreensPro 1240 Service Manual page 148

Installing the Drive Roller (GreensPro 1240) (continued)
Chassis: Service and Repairs
5. Move the bearing collars against the bearings and tighten the bearing collar
set screws.
6. Install the parking brake assembly if equipped; refer to
Brake (page 7–31).
Ensure that the entire width of the brake band contacts the brake hub when
the brake is engaged. Loosen and adjust the drive roller bearings and
bearing collars to align the brake band to the brake hub if necessary.
7. Ensure that the tapered surfaces of the drive roller sprocket and taper lock
bushing are clean (no oil, grease, dirt, rust, etc.).
8. Position the sprocket on drive end roller shaft with the small end of the inner
taper toward the roller and the drive chain on the sprocket.
9. Install the key (item 11 in
screwdriver in the taper lock bushing slot to spread the taper lock bushing
slightly if necessary and slide the bushing onto the roller shaft and key with
the small end of the outer taper toward the roller. Rotate the drive roller as
necessary to align the mounting holes in bushing with the mounting holes
in sprocket.
10. Oil the threads and end of the set screws and install the set screws loosely
into the bushing installation holes
are threaded on the sprocket side.
g241031
1. Set screws in bushing installation holes
Note: The small drive sprocket is designed to move slightly along the
transmission output shaft. Keep this feature in mind if necessary when
installing and aligning the drive chain and drive roller sprocket.
11. Use a straightedge across the drive chain side the plates, slide the sprocket
and taper lock bushing on the roller shaft so that the drive chain and
straightedge are aligned to within 0.57 mm (0.02 inch).
Figure 67) on the shaft. Use a straight blade
(Figure 70). The bushing installation holes
Figure 70
Page 7–22
Installing the Parking
GreensPro ™ 1240/1260
14211SL Rev A