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Greensmaster 3320/3420Hydraulic System Page 5 -- 56
Piston (Traction) Pump
Figure 39
1. Gear pump
2. Hardened washer (2 used)
3. Socket head screw (2 used)
4. Hydraulic fitting
5. Hydraulic hose (traction reverse)
6. Hose clamp
7. O--ring
8. Hydraulic hose (traction forward)
9. Suction (inlet) hose
10. O--ring
11. Hydraulic hose (steering/lift supply)
12. O--ring
13. 90
o
hydraulic fitting
14. O--ring
15. Piston (traction) pump
16. 90
o
hydraulic fitting (2 used)
17. O--ring
18. Hydraulic tube
19. Hydraulic hose (charge supply)
20. Ball joint
21. Cap screw
22. Flange nut
23. Cap screw (2 used)
24. Flat washer (2 used)
25. O--ring
26. Traction control cable
21
20
26
22
23
16
12
24
25
8
17
14
13
15
18
19
16
5
FRONT
RIGHT
PUMP ASSEMBLY FROM GREENSMASTER
3320 SHOWN
6
9
4
3
2
10
11
13
17
7
1
14
Antiseize
Lubricant
27 to 31 ft--lb
(37to42N--m)
NOTE: The piston (traction) and gear pump assembly
can be removed from the machine with the neutral as-
sembly attached to the pistonpump.SeePiston(Trac-
tion) Pump Neutral Assembly in this section for
information regarding servicing the neutral assembly.
NOTE: The piston pump assembly used on all
GreensmasterTriFlex Hybrid machinesare very similar.
ThepumpassemblyfromtheGreensmaster3320ma-
chine is shown in Figure 39.