Steering Control Valve Service - Toro Greensmaster 3250-D 04383 Service Manual

Steering Control Valve Service (Serial Number Under 220999999)
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. 68)
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.
2. Secure control valve in a vise with the screw heads
up. Remove six screws, one special screw, and seven
washers from the valve.
Hydraulic System (Rev. I)
1
2
GEAR
WHEEL
16
RIM
18 to 27 ft- -lb
(24 to 37 N- -m)
9. Cross pin
10. Spring set
11. Sleeve
12. Cardan shaft
13. O- -ring
14. Distributor plate
15. Gear wheel set
BOTTOM
5
3
4
15
OUTER
RACE
7
16
17
18
19
Figure 68
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.
5. Remove distributor plate from the control valve and
O--ring from housing.
6. Screw out threaded bushing from the control valve.
Remove remove valve from the vise and shake out the
ball.
Page 4 - - 104
6
INNER
RACE
8
10
11
20
(24 to 37 N- -m)
21
22
16. O- -ring
17. End cover
18. Washer
19. Special screw
20. Screw
21. Name plate
22. Drive screw
Greensmaster 3250--D
9
18 to 27 ft- -lb