Toro Groundsmaster 4300-D Service Manual page 188

Installing the Deck Control Manifold Assembly
Hydraulic System: Service and Repairs
g186180
1. Deck control manifold
2. Straight fitting (6 each)
3. Straight fitting
4. O-ring
1. If the hydraulic fittings were removed from the deck control manifold, lubricate
new O-rings with clean hydraulic fluid, position the O-rings to the fittings, and
install the fittings into the manifold ports; refer to
Fittings (SAE Straight Thread O-Ring Fitting into the Component Port) (page
4–11). Torque the fittings to the values identified in
2. Position the deck control manifold to the bracket and install the 3 flange-head
screws (item 11 in
3. Remove the caps and plugs from the hydraulic lines and fittings.
4. Lubricate and install new O-rings on the manifold fittings. Use the labels that
you attached during removal, correctly connect the hydraulic lines to the
fittings and tighten all the connections; refer to
and Tube (O-Ring Face Seal Fitting) (page
5. Tighten the 3 flange-head screws to secure the deck control manifold to
the bracket.
6. Connect the wire harness leads to the solenoid coils on the deck control
manifold.
7. Lower and secure the operator seat.
8. Check the hydraulic-fluid level in the hydraulic tank and add correct quantity
of fluid if necessary; refer to the Operator's Manual.
9. Operate the machine functions slowly until air is out of system; refer to
Charging the Hydraulic System (page
Figure 98
5. O-ring
6. O-ring (6 each)
7. O-ring (6 each)
Figure 97) but do not fully tighten.
4–94).
Page 4–126
Installing the Hydraulic
Figure 98.
Installing the Hydraulic Hose
4–9).
Groundsmaster
16226SL Rev C
® 4300-D