Toro ProCore 648 Service Manual page 79

Hydraulic (Traction/Charge) Pump Service
19
18
1. Retaining ring
2. Seal
3. Spacer
4. Pump shaft kit
5. Pump housing
6. Thrust washer
7. Spring block
8. Nut (4 used)
9. Trunnion seal kit
10. Pin (2 used)
11. O–ring
NOTE: For repair of the hydraulic (traction/charge)
pump, see the HYDRO–GEAR BDP–10A/16A/21L HY-
DROSTATIC PUMPS SERVICE AND REPAIR MANU-
AL (hydrostat) and the SAUER DANFOSS GROUP 2
GEAR PUMPS AND MOTORS SERVICE MANUAL
(gear pump) at the end of this chapter.
ProCore 648
23
24
22
21
20
9
14
12
15
16
17
31
32
Figure 34
12. Valve plate
13. Forward relief valve
14. By–pass valve
15. Endcap kit
16. Check ball (2 used)
17. Check spring (2 used)
18. Pin (2 used)
19. Reverse relief valve
20. Cylinder block kit
21. Thrust bearing
22. Swash plate
Page 4 – 41
5
6
7
8
10
11
13
26
28
29
27
30
23. Guide slot
24. Trunnion arm
25. Ring
26. Adapter plate
27. Flange head screw (4 used)
28. Coupler
29. O–ring
30. Gear pump (P2) (charge/lift)
31. Washer (2 used)
32. Cap screw (2 used)
1
2
3
4
25
Hydraulic System