Toro Sand Pro 5040 Service Manual page 97

Removal (Fig. 57)
1. Park machine on a level surface, lower attachment,
stop engine, apply parking brake and remove key from
ignition switch.
2. Thoroughly clean hydraulic hose ends and fittings on
steering cylinder to prevent hydraulic system contami-
nation.
3. Label all hydraulic connections for assembly pur-
poses.
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.
4. Disconnect hydraulic hoses from steering cylinder.
5. Put caps or plugs on disconnected hoses and fittings
to prevent contamination.
6. Remove two (2) jam nuts that secure steering cylin-
der balljoint to front castor fork. Separate steering cylin-
der ball joint from front fork.
7. Loosen and remove two (2) cap screws and flat
washers that secure steering cylinder to yoke. Locate
and retrieve spacers.
8. Remove steering cylinder from machine.
9. If needed, remove ball joint from steering cylinder.
10.Remove hydraulic fittings from steering cylinder if re-
quired. Note orientation of fittings before removing from
steering cylinder.
Sand Pro & Infield Pro 3040/5040
Installation (Fig. 57)
1. Coat new o–rings lightly with clean hydraulic oil.
2. If fittings were removed from steering cylinder, install
fittings with new o–rings to cylinder using notes made
during the removal process to properly orientate fittings.
3. If removed, press balljoint into steering cylinder and
secure with retaining ring.
4. Thoroughly clean taper of balljoint and balljoint boss
in front castor fork.
5. Position steering cylinder to front castor fork and
yoke.
6. Secure steering cylinder balljoint to front castor fork
with two (2) jam nuts. Install first jam nut onto cylinder
balljoint threads and torque from 65 to 80 ft–lb (88 to 108
N–m). Then, while retaining first jam nut with wrench,
install and torque second jam nut from 65 to 80 ft–lb (88
to 108 N–m).
7. Secure steering cylinder to yoke with two (2) cap
screws, spacers and flat washers.
8. Remove plugs and caps placed in hoses and fittings
during removal. Use labels placed during the removal
process to properly install hoses to steering cylinder fit-
tings.
9. Make sure hydraulic tank is full. Add correct oil if nec-
essary (see Operator's Manual).
10.Grease steering cylinder balljoint (see Operator's
Manual).
11. Operate machine functions slowly until air is out of
system (see Charge Hydraulic System in this section).
Page 4 – 69 Hydraulic System