Counterbalance Valve Manifold (If Equipped)
10
RIGHT
FRONT
6
11
5
7
2
4
3
4
1
2
5
4
2
2
4
8
9
Figure 45
1.
2.
3.
4.
Lift control valve
Hydraulic adapter
Hydraulic tube
O--Ring
5.
6.
7.
8.
O--Ring
9. Hydraulic hose
10. Flange nut (2 used)
11. Mounting bracket
Counterbalance manifold
Cap screw (2 used)
Hydraulic hose
NOTE: The counterbalance valve manifold is used on
Groundsmaster 3280--D machines with serial numbers
above 270000401 and Groundsmaster 3320 machines
with serial numbers above 280000000.
CAUTION
Operate all hydraulic controls to relieve system
pressure and avoid injury from pressurized hy-
draulic oil.
Removal (Fig. 45)
1.
Park the machine on a level surface, engage the
parkingbrake,lowerthecuttingdeck(orimplement)and
stop the engine. Remove the key from the ignition
switch.
5.
on counterbalance valve manifold. Allow hoses to drain
into a suitable container.
Disconnect hose connections from hydraulic fittings
2.
Installing Hydraulic System Components at the begin-
ning of the Service and Repairs section of this chapter.
Read the General Precautions for Removing and
6.
to prevent contamination.
Putcaps or plugs on disconnected hoses andfittings
7.
cure manifold to machine.
Remove two (2) cap screws and flange nuts that se-
3.
moval in Chapter 3 -- Gasoline Engine or Chapter 4 --
Diesel Engine).
Remove fuel tank from machine (see Fuel Tank Re-
8.
9.
Remove manifold from the machine.
4.
poses.Cleanhydraulichoseendspriortodisconnecting
the hoses from control manifold.
Label all hydraulic connections for assembly pur-
Remove hydraulic fittings as necessary from the
manifold. Discard all removed o--rings.
Hydraulic System
Page 5 -- 58 Rev. A
Groundsmaster 3280--D/3320
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
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| Document Type | Catalog |
| Language | English |
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