Toro Greensmaster 3150 Service Manual page 127

Removal (Fig. 73)
1. Before removing any parts from the hydraulic sys-
tem, park machine on a level surface, set brake, lower
cutting units and stop engine.
CAUTION
Before continuing further, read and become fa-
miliar with General Precautions for Removing
and Installing Hydraulic System Components.
2. Label all hose connections for assembly purposes
3. Remove hose assemblies and O--rings from hydrau-
lic fittings at the steering cylinder. Allow hoses to drain
into a suitable container.
4. Remove lock nut and flat washer from barrel mount-
ing stud. Remove steering cylinder from barrel stud.
5. Remove two (2) jam nuts and flat washer from cylin-
der rod end at rear wheel castor fork.
6. Remove steering cylinder from traction unit.
7. Note fitting orientation on cylinder for assembly pur-
poses. Remove fittings and O--rings from cylinder ports.
Discard O--rings.
8. If rod end (item 9) is to be removed from cylinder rod,
fully retract cylinder rod and measure distance from cen-
ter of rod end to end of cylinder for assembly purposes
(Fig. 74). Record measured distance. Loosen jam nut
and then remove rod end and jam nut from cylinder rod.
Greensmaster 3150
Installation (Fig. 73)
1. If rod end (item 9) was removed from cylinder rod, ful-
ly retract cylinder shaft and thread rod end onto shaft so
that distance is as measured during removal process
(Fig. 74). Tighten jam nut to retain rod end.
2. Install hydraulic fittings and O--rings to the steering
cylinder. Make sure that fittings are orientated as noted
during removal.
3. Thoroughly clean tapered surfaces of steering cylin-
der ball joint and cylinder attachment bore on castor
fork.
4. Secure cylinder rod end to the castor fork with two (2)
jam nuts and flat washer. Install first jam nut and torque
from 65 to 85 ft- -lb (89 to 115 N- -m). Then, while holding
first jam nut with wrench, tighten second jam nut and
torque from 65 to 85 ft- -lb (89 to 115 N- -m).
5. Install steering cylinder over barrel mounting stud
and secure with flat washer and lock nut.
6. Connect hydraulic hoses and O--rings to the hydrau-
lic fittings. Tighten hose connections (see Hydraulic
Hose and Tube Installation in the General Information
section of this chapter).
Page 4 - - 99
MEASURE LENGTH
FOR ASSEMBLY PURPOSES
Figure 74
Hydraulic System