Service Manual

Greensmaster 3250−DPage 6 − 10Chassis
Rear Wheel Hub and Motor Assembly (If Equipped with 3WD)
1. Hydraulic motor
2. 45_ Hydraulic fitting
3. O−ring
4. O−ring
5. Hub
6. Clutch roller bearing (4 used)
7. Drive stud (4 used)
8. Grease fitting
9. Thrust washer (4 used)
10. Washer (2 used)
11. Snap ring (2 used)
12. Grease seal (2 used)
Figure 7
12
11
10
9
6
8
5
1
4
2
3
7
9
6
12
11
10
Disassembly (Fig. 7)
The following procedures assume the rear wheel hub
and motor assembly has been removed from the ma-
chine (see Rear Wheel (If Equipped with 3WD) in this
section).
CAUTION
Before continuing further, read and become fa-
miliar with General Precautions for Removing
and Installing Hydraulic System Components in
the Service and Repairs section of Chapter 4 −
Hydraulic System.
1. Thoroughly clean junction of hydraulic hoses and fit-
tings on hydraulic motor (Fig. 8).
2. Label hydraulic hoses that connect to rear wheel mo-
tor for assembly purposes. Remove hose assemblies
and O−rings from the hydraulic fittings on the hydraulic
motor. Allow hoses to drain into a suitable container.
3. Place rear wheel hub and motor assembly on a clean
workbench.
4. Remove grease seal (item 12) and snap ring (item
11) from the long end of hub.
5. Remove washer (item 10), two (2) thrust washers
(item 9) and hub (item 5) from the hydraulic motor shaft.
6. Remove remaining two (2) thrust washers (item 9),
washer (item 10), snap ring (item 11) and grease seal
(item 12) from the shaft.
7. If drive studs (item 7) are bent or damaged, press
studs from the wheel hub and discard.
8. If necessary, press clutch roller bearings (item 6)
from the hub. Discard removed bearings.
9. If rear wheel motor needs to be serviced, see Wheel
Motor Service in the Service and Repairs section of
Chapter 4 − Hydraulic System.