Toro 3505D Lawn Mower User Manual


 
Groundsmaster 3505--D Hydraulic SystemPage 4 -- 97
Removal (Fig. 63)
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
lift cylinder to prevent hydraulic system contamination.
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. Remove front lift cylinder from the lift arms and ma-
chine using Figure 63 as guide.
4. If hydraulic fittings are to be removed from lift cylin-
der, mark fitting orientation to allow correct assembly.
Installation (Fig. 63)
IMPORTANT: With lift arms raised fully, hydraulic
hoses should be routed as shown (Fig. 64). Make
sure clearance between hydraulic hose and lift arm
is from 0.040” to 0.120” (1.0 to 3.0 mm). Do not loos-
en hoses for repositioning without lowering cutting
units and relieving system hydraulic pressure first.
1. If fittings were removed, install fittings to lift cylinder
using marks made during the removal process to prop-
erly orientate fittings.
2. Install front lift cylinder to the lift arms and machine
using Figure 63 as guide.
3. Make surehydraulic tank is full. Add correct oilif nec-
essary (see Traction Unit Operator’s Manual).
4. Adjust front lift arms (see Traction Unit Operator’s
Manual).
1. Hydraulic hose
2. Hydraulic cylinder
3. Clearance
Figure 64
1
3
2
1
Hydraulic
System