Toro 30609 - Steering Control Valve Service

Groundsmaster 4000--D/4010--DHydraulic System Page 4 -- 11 4
Steering Control Valve Service
1. Steering valve housing
2. Dust seal
3. O--ring
4. Spool
5. Spring retaining ring
6. Pin
7. Sleeve
8. Centering springs/spacers
9. Cap screw (7 used)
10. End cap
11. O-- ring
12. Seal ring
13. O--ring
14. Geroter
15. O--ring
16. Quad seal
17. Geroter drive
18. Wear plate
19. Bearing race
20. Thrust bearing
21. Plug
22. O--ring
23. Check ball
Figure 82
140 to 160 in--lb
(16to18N--m)
150 in--lb
(17 N--m)
3
5
6
4
7
1
2
19
20
8
9
10
11
12
13
14
15
21
22
23
16
17
18
NOTE: For steering control valve repair procedures,
see the Eaton Parts and Repair Information: 5 Series
Steering Control Units at the end of this chapter.