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Groundsmaster 3505--D Hydraulic SystemPage 4 -- 93
Removal (Fig. 59)
1. Park machine on a level surface, lower cutting units,
stop engine, engage parking brake and remove key
from the ignition switch.
2. Thoroughly clean hydraulichose ends and fittingson
steering control valve to prevent hydraulic system con-
tamination.
WARNING
Before disconnecting or performing any work
on the hydraulic system, all pressure in the
system must be relieved. See Relieving Hy-
draulic System Pressure in the General Infor -
mation section.
3. Label all hydraulic hoses and fittings for assembly
purposes. Note port identification on steering control
valve (Fig. 61).
4. Remove steering control valve from the steering col-
umn using Figures 59 and 60 as guides.
Installation (Fig. 59)
1. Install steering control valve to the steering column
using Figures 59 and 60 as guides. Use labels placed
during the removal process to properly install hoses to
control valve.
2. Make surehydraulic tank is full. Add correct oilif nec-
essary (see Traction Unit Operator’s Manual).
1. Tilt bracket
2. Steering valve bracket
3. Jam nut
4. Flat washer
5. Friction disc
6. Steering tilt lever
7. Steering arm
Figure 60
3
1
4
5
7
6
2
Figure 61
Hydraulic
System