Gear Pump - Toro Greensmaster TriFlex 3300 Service Manual

Gear Pump

27 to 31 ft- -lb
(37 to 42 N- -m)
1
RIGHT
FRONT
1. Gear pump
2. Flat washer (2 used)
3. Socket head screw (2 used)
4. Hydraulic fitting
o
5. 90 hydraulic fitting
6. Hose clamp
Removal (Fig. 38)
CAUTION
Before continuing further, read and become fa-
miliar with General Precautions for Removing
and Installing Hydraulic System Components in
this section.
1. Park machine on a level surface, engage the parking
brake, lower the cutting units and stop the engine. Re-
move key from the ignition switch.
2. Thoroughly clean hydraulic hose ends and fittings on
gear pump to prevent hydraulic system contamination.
Hydraulic System
2
3
14
13
17
11
8
7. O- -ring
8. Hydraulic hose (mow supply)
9. Suction (inlet) hose
10. O- -ring
11. Hydraulic hose (steering/lift supply)
12. O- -ring
Page 5 - - 60
9
6
4
10
7
12
5
16
Figure 38
3. Label all hose connections on gear pump for as-
sembly purposes.
4. Clamp gear pump suction (inlet) hose to prevent
draining the hydraulic tank.
5. Loosen hose clamp and remove suction hose from
the gear pump.
6. Disconnect hydraulic hoses from fittings on bottom
of the gear pump. Allow hoses to drain into a suitable
container. Plug hoses to prevent contamination.
IMPORTANT: Note position of hydraulic fittings for
assembly purposes.
15
o
13. 90 hydraulic fitting
14. O- -ring
15. Piston (traction) pump
16. O- -ring
17. O- -ring
Greensmaster 3300/3400