Toro Groundsmaster 3280-D Service Manual page 188

Servicing the Hydraulic Pump (Machine Serial Number above
316000000) (continued)
1. Retaining ring (2 each)
2. O-ring (2 each)
3. Body (2 each)
4. Inner race (2 each)
5. Seal lip
6. Plug (3 each)
7. Hydraulic pump housing
8. Driveshaft
9. Ball bearing
10. Retaining ring
11. Retaining ring (2 each)
12. Shaft seal lip
13. Pin (4 each)
Hydraulic System: Service and Repairs
Figure 88 (continued)
14. Needle bearing
15. Swash plate
16. Thrust plate
17. End cap gasket
18. Cylinder block kit
19. Valve plate
20. Plug (2 each)
21. O-ring (2 each)
22. Spring (2 each)
23. SCR valve (2 each)
24. Plug
25. O-ring
26. Spring
Note: For the hydraulic pump repair information; refer to the Danfoss DDC20
Service Manual.
If a hydraulic pump failure occurs; refer to the
Component Failure (page 5–7)
importance of removing contamination from the traction circuit.
27.
28.
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31.
32.
33.
34.
35.
36.
37.
38.
IMPORTANT
for information regarding the
Page 5–104
Relief cone valve
Slotted pin
End cap
O-ring
Back-up ring
O-ring
Plug
Plug (5 each)
Journal bearing
Gerotor assembly
O-ring
O-ring
Traction Circuit
Groundsmaster ® 3280-D/3320
05138SL Rev B