Steering Valve - Toro Reelmaster 6500-D Service Manual

Steering Valve

Removal (Figs. 57 and 58)
1. Engage the parking brakes, lower the cutting units to
the ground, turn the engine OFF and remove the key
from the ignition switch.
2. Remove the front center cutting unit (see Chap-
ter 7-Cutting Units in this manual).
3. Remove cap screws and cover from steering tower.
4. Clean outside of the steering valve and the area
around the hydraulic fittings. Disconnect hydraulic lines
from steering valve (Fig. 58). Put caps or plugs on all fit-
tings and lines to prevent contamination.
Note: To ease reassembly, tag each of the lines to
show their correct position on the steering cylinder.
5. Remove the steering wheel:
A. Remove cover from center of steering wheel.
B. Remove the lock nut that secures the steering
wheel to the shaft.
C. Pull the steering wheel and dust cover off the
steering valve shaft.
Note: It may be necessary to use a jaw-type puller to
remove the steering wheel from the steering shaft.
IMPORTANT: DO NOT hit the steering shaft with a
hammer. This could damage the steering valve com-
ponents.
6. Remove the clamp securing the steering column to
the steering tower.
7. Remove three (3) flange head screws securing
steering valve to steering tower.
8. Carefully move hydraulic lines to the side and pull
steering valve and column out through bottom of steer-
ing tower.
Installation (Figs. 57 and 58)
1. Carefully feed the steering valve and column into the
steering tower through the bottom.
2. Install three (3) flange head screws and the clamp
securing steering valve to steering tower.
Reelmaster 6500-D/6700-D
4
1
2
1. Steering Valve
2. Hydraulic Line
3. Install the steering wheel:
A. Use the steering wheel to put the rear wheels in
the straight ahead position.
B. Slide the dust cover and the steering wheel onto
the steering shaft and secure the steering wheel in
place with the lock nut. Tighten the nut from 20 to 26
ft-lbs. (28 to 35 Nm).
C. Install steering wheel cover.
4. Connect hydraulic lines. Bleed the hydraulic system
and check hydraulic connections for leaks (see "Bleed-
ing the Hydraulic System" in this section of this manual).
5. Check hydraulic connections for leaks.
6. Install cap screws and cover to steering tower.
7. Install the front center cutting unit (see Chap-
ter 7-Cutting Units in this manual).
Rev. E
Page 4 - 89
3
Figure 58
3. Clamp
4. Flange Head Screw
Hydraulic System