Gear Pump Service (Vehicles With High Flow Hydraulics) - Toro Workman HDX Auto Service Manual

Gear Pump Service (Vehicles with High Flow Hydraulics)

HIGH FLOW HYDRAULICS KIT GEAR PUMP
3
2
1
20
19
25 18
1. Retaining ring
2. Shaft seal
3. Front cover
4. Dowel pin (6)
5. O−ring (4)
6. Back−up seal
7. Pressure seal
8. Thrust plate
9. Drive shaft
10. Idler shaft
11. Front pump section body
The gear pump assembly used on Workman HDX Auto
vehicles equipped with High Flow Hydraulics is shown
in Figure 33. When servicing this gear pump, follow the
procedure for Gear Pump Service (Vehicles with Stan-
dard Hydraulics) in this section and the following:
1. Use Figure 33 as a guide when servicing High Flow
Hydraulics gear pump.
2. Do not mix components from one pump section to the
other.
Hydraulic System
9
8
6
7
10
5
4
13
14
4
31
12. Thrust plate
13. Pressure seal
14. Back−up seal
15. Rear flange
16. Lock washer (2)
17. Socket head screw (2)
18. Shaft seal
19. Retaining ring
20. O−ring
21. Rear cover
14
13
12
11
28
29
27
26
Figure 33
Page 7 − 40
4
15
16
19
18
4
5
21
14
13
30
22. Washer (4)
23. Cap screw (2)
24. Cap screw (2)
25. Coupler
26. Thrust plate
27. Idler shaft
28. Drive shaft
29. Rear pump section body
30. Thrust plate
31. Front flange
Workman HDX Auto
220 in−lb
(25 N−m)
17
24
23
22
220 in−lb
(25 N−m)