Toro Greensmaster 3250-D 04383 Service Manual page 192

12
11
1. Hydraulic motor
2. 45_ Hydraulic fitting
3. O−ring
4. O−ring
Disassembly (Fig. 6)
1. Remove grease seal (12) and snap ring (12) from
the long end of hub (5).
2. Remove washer (10), two thrust washers (9), and
hub (5) from the hydraulic motor (1) shaft. Remove re-
maining two thrust washers (9), washer (10), snap ring
(11), and grease seal (12) from the shaft.
3. If drive studs (7) are bent or damaged, press studs
from the wheel hub (5).
4. Press clutch roller bearings (6) from the hub (5).
Assembly (Fig. 6)
1. If drive studs (7) were removed, press new studs
into the wheel hub (5).
2. Press roller clutch bearings (6) into the hub (5) as
follows (Fig. 7):
Note: Arrow on the side of the clutch roller bearings
(6) must point to the long side of the end of the hub (5).
A. Press two bearings into each end of the hub.
B. The outer edge of the outer bearings must be
flush with the recessed edge within the hub.
C. Center bearings must not interfere with grease
fitting hole.
3. Grease inner edge of the new grease seal (12) with
No. 2 multipurpose lithium base grease. Slide seal onto
motor shaft past groove closest to the motor. Install snap
ring (11) into groove.
Chassis (Rev. D)
9
6
10
7
5. Hub
6. Clutch roller bearing
7. Drive stud
8. Grease fitting
8
5
6
9
10
11
12
Figure 6
OUTER BEARING EDGE
MUST BE FLUSH WITH EDGE
ARROWS ON BEARING
TOWARDS LONG END
4. Slide flat washer (10) and two thrust washers (9)
onto the motor shaft. Slide hub (5) onto the shaft with the
short side first.
5. Slide remaining thrust washers (9) and flat washer
(10) onto the motor shaft. Install remaining snap ring
(11) into the shaft groove. Slide new grease seal (12)
onto motor shaft.
IMPORTANT:The hub (5) should spin freely in the
forward direction, but lock on the hydraulic motor
(1) shaft when it is spun in the reverse direction.
6. Press grease seals (12) into the hub (5) so they are
flush with the end of the hub.
Page 6 − 8
1
3
2
4
9. Thrust washer
10. Washer
11. Snap ring
12. Grease seal
Figure 7
Greensmaster 3250−D