Toro Greensmaster 3200 Service Manual page 164

Installation (Fig. 70)
1. Remove caps or plugs from the disconnected, fit-
tings, and ports.
2. Install steering column assembly (15) and both cap
screws (18) to the steering control valve (23).
3. Install hydraulic fittings (17) and O–rings (29) to the
steering control valve (23). Install hose assemblies (30,
31, and 32) and O–rings (29 and 36) to the control valve.
4. Position steering control valve (23) into the steering
cover assembly (14) and secure with both screws (7).
5. Connect hose assembly (30) with O–ring to 45 hy-
draulic fitting on hydraulic manifold port P2 (Fig. 71).
12
13
14
1. Dust seal
2. Housing
3. Ball
4. Threaded bushing
5. O–ring/kin–ring
6. Bearing assembly
7. Ring
8. Spool
Disassembly (Fig. 74)
1. Make sure caps or plugs are in motor openings to
prevent contamination. Clean motor with solvent.
IMPORTANT: Use caution when using a vise to hold
the control valve. Do not over tighten. Parts may be-
come distorted.
Hydraulic System
1
2
GEAR
WHEEL
16
RIM
16
Figure 74
9. Cross pin
10. Spring set
11. Sleeve
12. Cardan shaft
13. O–ring
14. Distributor plate
15. Gear wheel set
Page 5 – 92
6. Connect hose assembly (31) with O–ring to T–fitting
on the end of the gear pump (Fig. 72).
7. Connect hose assembly (32) with O–ring to the rear
hydraulic fitting on the steering cylinder (Fig. 73).
8. Connect hose assemblies (33 and 34) with O–rings
(35) to hydraulic fittings (17).
9. Install cable tie (37) to the hose assemblies.
10. Position steering valve cover (16) to the steering
cover assembly (14). Secure cover to assembly with
screws (13) and speed nuts (25).
11. Install steering wheel nut (6) to the steering column
assembly (15). Torque nut to 35 ft–lb (4.8 kg–m).
12. Secure steering wheel cap (27) with screws (28) to
the steering wheel (5).
BOTTOM
5
3
4
15
OUTER
RACE
7
17
18
19
2. Secure control valve in a vise with the screw heads
up. Remove six screws, one special screw, and seven
washers from the valve.
3. Slide end cover off the gear wheel set. Remove gear
wheel set. Remove both O–rings from the rim.
4. Lift and remove cardan shaft from the control valve.
6
INNER
RACE
8
10
11
20
21
22
16. O–ring
17. End cover
18. Washer
19. Special screw
20. Screw
21. Name plate
22. Drive screw
Greensmaster 3200/3200–D
9