Toro Workman HD Series, Service Manual, Page: 246 / 318

Workman HD Series Page 9 -- 32 Hydraulic System
Gear Pump (Workman HDX and HDX--D)
1. Gear pump
2. O--ring
3. Hydraulic fitting
4. Hose clamp
5. Suction hose (from transaxle)
6. O--ring
7. Hose (to lift valve)
8. O--ring
9. 90
o
hydraulic fitting
10. Flange nut (4 used)
11. Square key
12. Pump/engine mount
13. Flange head screw (4 used)
14. Flange head screw (4 used)
15. Pump hub
16. Coupling spacer (6 used)
17. Flange nut (6 used)
18. Flat washer (2 used)
19. Coupling spacer (2 used)
20. Flange head screw (4 used)
21. Engine
22. Rubber coupling (2 used)
23. Square head screw (2 used)
24. Coupling
25. O--ring
26. 90
o
hydraulic fitting
27. High flow gear pump
28. Suction hose (from reservoir)
29. Hose (to high flow manifold)
Figure 25
FRONT
RIGHT
1
3
4
5
6
7
8
9
11
12
13
14
15
16
18
19
20
2
10
17
21
14
14
16
16
17
18
19
20
22
22
23
6
7
8
9
3
4
5
2
3
4
2
29
25
2
26
27
28
HIGH FLOW
GEAR PUMP
LOCTITE #242
LOCTITE #242
25 to 30 ft--lb
(33 to 40 N--m)
25 to 30 ft--lb
(33 to 40 N--m)
24
25 to 30 ft--lb
(33 to 40 N--m)
NOTE: The standard gear pump used on Workman
HDX and HDX--D vehicles is a single gear pump. If the
High Flow Hydraulics Kit is installed, a second pump
section is added to the standard gear pump. Both gear
pump assemblies are shown in Figure 25.