Piston (Traction) Pump - Toro Greensmaster TriFlex 3320/3420 Service Manual

Piston (Traction) Pump

9
27 to 31 ft- -lb
(37 to 42 N- -m)
2
3
1
14
13
17
11
RIGHT
FRONT
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
NOTE: The piston (traction) and gear pump assembly
can be removed from the machine with the neutral as-
sembly attached to the piston pump. See Piston (Trac-
tion) Pump Neutral Assembly in this section for
information regarding servicing the neutral assembly.
NOTE: The piston pump assembly used on all
Greensmaster TriFlex Hybrid machines are very similar.
The pump assembly from the Greensmaster 3320 ma-
chine is shown in Figure 39.
Hydraulic System
Antiseize
Lubricant
6
4
10
7
25
16
8
12
5
10. O- -ring
11. Hydraulic hose (steering/lift supply)
12. O- -ring
o
13. 90 hydraulic fitting
14. O- -ring
15. Piston (traction) pump
o
16. 90 hydraulic fitting (2 used)
17. O- -ring
18. Hydraulic tube
26
22
15
PUMP ASSEMBLY FROM GREENSMASTER
16
Figure 39
Page 5 - - 56
21
20
13
14
19
17
23
24
3320 SHOWN
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
Greensmaster 3320/3420
18