Service Manual

Groundsmaster 4500- D/4700- DHydraulic System Page 4 - 88
1. Screen (2 used)
2. Plug with O- ring (2 used)
3. Plug with O- ring (2 used)
4. Cylinder block assembly
5. Valve plate
6. Servo piston
7. Screw (4 used)
8. Orifice (2 used)
9. Screw (4 used)
10. Plug with O- ring (4 used)
11. Screw (2 used)
12. Plug
13. Shaft
14. Bearing assembly
15. Retaining ring
16. Gasket
17. Adapter
18. Adapter seal
19. Coupling
20. Bearing
21. Screw (4 used)
22. Thrust plate
23. Forward relief valve assembly
24. Reverse relief valve assembly
25. Swash plate bearing assembly
26. Screw (2 used)
27. Bracket (2 used)
28. Charge relief valve assembly
29. Servo piston seal assembly
30. Piston follower
31. Swashplate
32. Dowel pin (2 used)
33. Servo cylinder assembly (2 used)
34. Locking plate (2 used)
35. Dowel pin (2 used)
36. Feedback pin
37. Seal
38. O- ring
39. Seal carrier
40. Retaining ring
41. Coil nut (2 used)
42. O- ring
43. Forward solenoid coil
44. Screw (3 used per solenoid)
45. Solenoid (2 used)
46. O- ring
47. Control housing
48. Screen (2 used)
49. Retaining ring (2 used)
50. Gasket
51. Lock nut
52. Plug
53. Screw (6 used)
54. Plug (2 used)
55. Reverse solenoid coil
Figure 72 (Continued)
Piston (Traction) Pump Service (Fig. 72)
For service of the piston (traction) pump, see the Sauer-
Danfoss H1 Closed Circuit Axial Piston Pumps Service
Manual and Repair Instructions at the end of this chap-
ter.
NOTE: The forward (item 43) and reverse (item 55)
solenoid coils are identical.
Hydraulic
System