Hydraulic Control Manifold: Cutting Deck Lift/Lower - Toro Groundsmaster
4000?D Service Manual

PRELIMINARY – For Toro Distributor and Toro Company use only.

Hydraulic Control Manifold: Cutting Deck Lift/Lower

RIGHT
FRONT
1. Lift/lower hydraulic manifold
2. Valve plate
3. Flat washer
4. Cap screw
5. Grommet
6. Flat washer
Removal (Fig. 52)
NOTE: The ports on the manifold are marked for easy
identification of components. Example: C1 is the con-
nection port from the LH deck lift cylinder and CHG is the
charge circuit connection (See Hydraulic Schematics to
identify the function of the hydraulic lines and cartridge
valves at each port).
1. Read the General Precautions for Removing and
Installing Hydraulic System Components at the begin-
ning of the Service and Repairs section of this chapter.
2. Disconnect hydraulic lines from manifold and put
caps or plugs on open hydraulic lines and fittings. Label
disconnected hydraulic lines for proper reassembly.
3. Remove hydraulic manifold from the frame using
Figure 52 as guide.
Hydraulic System
12
9
10
11 8
10
Figure 52
7. Lock nut
8. Hydraulic fitting
9. O−ring
10. O−ring
o
11. 90 hydraulic fitting
Installation (Fig. 52)
1. Install hydraulic manifold to the frame using Figure
52 as guide.
2. Remove caps and plugs from fittings and hoses.
Properly connect hydraulic lines to manifold.
Page 4 − 72
16
15
10
13
5
1
2
3
4
9
5
7 6
12. Cap screw
o
13. 90 hydraulic fitting
14. O−ring
15. Test nipple
16. Fitting cap
14
Groundsmaster 4000−D