Implement Relief Valve - Toro Greensmaster 3200 Service Manual

Implement Relief Valve

LEFT
REAR
1
13
14
8
9
11
12
2
4
1. Hose assembly
2. Hose assembly
3. Hose assembly
4. O–ring
5. 90 hydraulic fitting
6. Tee hydraulic fitting
Removal
1. Before removing any parts from the hydraulic sys-
tem, park the machine on a level surface, engage the
parking brake, lower the cutting units, and stop the en-
gine.
CAUTION
Operate all hydraulic controls to relieve sys-
tem pressure and avoid injury from pressur-
ized hydraulic oil. Controls must be oper-
ated with the ignition switch in RUN and the
engine OFF. Return ignition switch to OFF
when pressure has been relieved. Remove
key from the ignition switch.
2. Clean relief valve and hydraulic connections.
Greensmaster 3200/3200–D
7
4
5
15
16
12
4
6
Figure 54
7. Lock nut
8. Cap screw
9. Flat washer
10. Mounting plate
11. Relief valve body
Page 5 – 67
10
3
12. O–ring
13. Relief valve cartridge
14. O–ring
15. O–ring
16. Back–up ring
3. Label all hydraulic connections for reassembly.
4. Disconnect hose assemblies and O–rings from the
both hydraulic fittings. Allow hoses to drain into a suit-
able container.
5. Put caps or plugs on disconnected hoses to prevent
contamination.
6. Unscrew lock nuts from cap screws. Remove
screws and flat washers from the relief valve body and
mounting plate.
7. Remove tee fitting, 90 fitting, and O–rings from the
valve body.
RELIEF VALVE
RELIEF VALVE
Hydraulic System