Toro Greensmaster 3200 Service Manual page 125

5. Loosen both set screws (22) on bearing (5). Slide
flangettes (6 and 7) and bearing (5) off the motor shaft.
6. Remove grease fitting (25) from the hydraulic motor
and hub assembly (2). Remove four lug nuts (23) and
wheel (24) from the hub drive studs.
Rear Wheel (3WD) Installation (Fig. 26)
1. Make sure grease fitting (25) is removed from the
hydraulic motor and hub assembly (2).
2. Secure wheel (24) to the four drive studs of the hy-
draulic motor and hub assembly (2) with four lug nuts
(23). Torque nuts from 45 to 55 ft–lb, (6.2 to 7.6 kg–m).
3. Reinstall grease fitting into hydraulic motor and hub
assembly (2) so it points away from the wheel (24).
4. Install flangette (7), bearing (5), and relube flangette
(6) onto the motor shaft.
1 2
3
4
1. Grease seal
2. Retaining ring
3. Washer
Motor and Hub Assembly Disassembly (Fig. 27)
1. Remove hydraulic fittings and O–rings from the hy-
draulic motor. Plug motor ports to prevent contamina-
tion.
2. Remove grease seal and retaining ring from the end
of the motor shaft.
3. Slide hub assembly off the motor shaft with washers
and thrust washers. Remove remaining retaining ring
and grease seal from the shaft.
Greensmaster 3200/3200–D
5. Position hydraulic motor and hub assembly (2), flan-
gettes (6 and 7) with bearing (5), and wheel (24) into the
castor fork (1). Make sure hose fittings on the motor face
the rear.
6. Secure hydraulic motor and hub assembly (2)
loosely to the left inside of the castor fork (1) with both
socket head screws (11) lock nuts (12).
7. Secure flangettes (6 and 7) with bearing (5) loosely
to the right inside of the castor fork (1).
8. Apply loctite to both set screws (22). torque both
screws from 80 to 100 in–lb (92 to 115 kg–cm).
9
4
5
Figure 27
4. Thrust washer
5. Hub assembly
6. Hydraulic fitting
Motor and Hub Assembly Reassembly (Fig. 27)
1. Grease inner edge of new grease seal with No. 2
multipurpose lithium base grease. Slide seal onto motor
shaft past groove closest to the motor. Install retaining
ring into groove.
2. Slide flat washer and two thrust washers onto the
motor shaft. Slide hub on the shaft with short side first.
3. Slide remaining thrust washers and flat washer onto
the motor shaft. Install remaining retaining ring into the
shaft groove.
4. Slide new grease seal onto shaft. Press grease
seals into the hub so they are flush with both ends.
Page 5 – 53
A. Position grease fitting (21) facing downward.
B. Torque socket head screws (11) to 85 ft–lb (11.8
kg–m).
C. Install capscrews (9) and lock nuts (10) to flan-
gettes. Torque cap screws (9) to 30 ft–lb (4.2 kg–m).
3
2
1
8
7
7. O–ring
8. Hydraulic motor
9. Grease fitting
6
7
Hydraulic System