Removal (Fig. 80)
Park machine on a level surface, lower cutting
decks, stop engine, engage parking brake, and remove
key from the ignition switch.
Installation (Fig. 80)
1.
1. If removed, install spherical bearings into lift cylinder
clevis ends.
A. On shaft clevis, press spherical bearing into cle-
vis and secure with retaining ring.
2.
Read the General Precautions for Removing and
Installing Hydraulic System Components at the begin-
ning of the Service and Repairs section of this chapter.
B. On barrel clevis, install spherical bearing on ta-
pered stud and secure with flange nut. Torqueflange
nut from 100 to 140 in--lb (11.3 to 15.8 N--m). Install
stud with spherical bearing into clevis and secure
with retaining ring.
3.
Remove deck covers as needed to allow access to
lift cylinder hoses and fasteners.
4.
To prevent contamination of hydraulic system during
lift cylinder removal, thoroughly clean exterior of cylin-
der and fittings.
2. Thoroughly clean tapered surfaces of lift cylinder
stud and mounting boss on deck.
NOTE: To ease reassembly, tag the hydraulic hoses to
show their correct position on the lift cylinder.
3. Position lift cylinder to cutting deck. Insert tapered
stud into deck mounting boss. Secure stud with flat
washer and flange nut. Torque flange nut from 160 to
5.
Disconnect hydraulic hoses from lift cylinder.
180
ft--lb (217 to 244 N--m).
6.
cylinder clevis to the wing deck.
Remove cap screw and lock nut that secure the lift
4.
the deck brackets and cylinder shaft clevis. Secure cap
screw withlocknut.Torquelocknutfrom160to180ft--lb
Insert cap screw from the front of the deck through
7.
stud on the barrel end of the lift cylinder.
Remove flange nut and flat washer from the tapered
(217
to 244 N--m).
5.
6.
7.
Attach hydraulic hoses to lift cylinder.
Install any removed deck covers.
8.
Remove lift cylinder from deck assembly.
9.
ends, if required.
Remove spherical bearings from lift cylinder clevis
Fillreservoir with hydraulic fluid asrequired (seeOp-
erator’s Manual).
A. On shaft clevis, remove retaining ring and then
press spherical bearing from clevis.
8.
After assembly is completed, operate lift cylinder to
verify that hydraulic hoses and fittings are not contacted
by anything.
B. On barrel clevis, remove retaining ring and then
press tapered stud with spherical bearing and flange
nut from clevis. Remove flange nut and then spheri-
cal bearing from stud.
Groundsmaster 4100--D
Page 4 -- 103
Hydraulic System
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