Toro 07390 Workman HDX-Auto, Руководство по обслуживанию, Страница: 231 / 280

Workman HDX Auto Page 7 − 47 Hydraulic System
CAUTION
Before performing any service or repair on hy-
draulic system components, relieve system pres-
sure to avoid injury from pressurized hydraulic
oil. Stop the engine, remove key from the ignition
switch, rotate the steering wheel in both direc-
tions, lower or support the bed and operate other
hydraulic accessories.
6. Remove four (4) flange head screws that secure
steering control valve to vehicle frame. Move steering
valve (with hydraulic hoses attached) away from vehicle
frame.
7. Label and disconnect hydraulic hoses from steering
control valve (refer to Figures 38 and 39). Install caps or
plugs in hoses and valve fittings to prevent contamina-
tion and leakage of hydraulic oil.
Installation (Fig. 37)
1. Replace O−rings on hydraulic fittings. Remove caps
and plugs from hoses. Connect hydraulic hoses to cor-
rect steering control valve ports (refer to Figures 38 and
39) (see Hydraulic Hose and Tube Installation in the
General Information section of this chapter). Make sure
that hoses are not twisted while tightening.
2. Position steering control valve to vehicle frame with
port R toward front of vehicle (Fig. 38). Secure steering
control valve to vehicle with four (4) flange head screws.
3. Install hydraulic hose cover over hoses and secure
with cable ties.
4. Install hood to frame (see Hood in the Service and
Repairs section of Chapter 7 − Chassis).
5. Install steering wheel (see Steering Wheel in the Ser-
vice and Repairs section of Chapter 7 − Chassis).
6. Check oil level in hydraulic reservoir and add hy-
draulic oil if necessary.
7. Start the engine, operate at idle speed and rotate the
steering wheel in both directions until air is out of hydrau-
lic system.
8. Stop the engine and check oil level in reservoir. Fill
reservoir if necessary.
1. R port
2. E port
3. T port
4. P port
5. L port
Figure 38
FRONT OF
VEHICLE
2
1
3
4
5
1. Hyd hose to L port
2. Hyd hose to R port
3. Hyd hose to P port 4. Hyd hose to T port
5. Hyd hose to E port
Figure 39
2
5
1
3
4
Hydraulic
System