5.
Putcaps or plugs on disconnected hoses andfittings
to prevent contamination.
#4
#1
#5
6.
Remove two (2) socket head screws and flat wash-
ers that secure hydraulic motor to the cutting deck (Fig.
Remove hydraulic motor and O--ring from deck.
84).
7.
spindle. A spindle plug (see Special Tools in this chap-
ter) can be used to cover spindle.
Cover top of spindle to prevent debris from entering
GROUNDSMASTER
4300--D CUTTING
DECK LOCATIONS
#2
#3
8.
If hydraulic fittings are to be removed from motor,
mark fitting orientation to allow correct assembly. Re-
move fittings from motor and discard O--rings.
Installation (Fig. 82)
FRONT
1.
If hydraulic fittings were removed from motor, lubri-
cate new O--rings, position O--rings to fittings and install
fittingsintomotorports(seeHydraulicFittingInstallation
intheGeneralInformationsectionofthischapter).Make
sure that fittings are orientated correctly.
Figure 83
2
1
3
2.
Remove cover from top of spindle that was placed to
prevent debris from entering spindle.
3.
housing. Secure hydraulic motor tothecutting deck with
two (2) socket head screws and flat washers (Fig. 84).
Make sure that O--ring is positioned to top of spindle
4
4.
Remove caps or plugs from fittings and hoses.
IMPORTANT: When installing the hydraulic hoses,
makesurethathydraulic hosesarestraight (nottwisted)
before tightening the hoses to the motor fittings.
5.
Lubricate and install new O--rings on motor fittings.
Correctly connect hydraulic hoses to the motor using la-
bels placed during removal procedure (see Hydraulic
Hose and Tube Installation in the General Information
section of this chapter).
Figure 84
1.
2.
Socket head screw
Flat washer
3.
4.
Hydraulic motor
Cutting deck
6.
Check oil level in hydraulic reservoir and add correct
oil if necessary.
ROTATION
DIRECTION
7.
Hydraulic System Start--up in this section).
Follow Hydraulic System Start--up procedures (see
1
2
3
Figure 85
1.
2.
Flow IN
Flow OUT
3.
Case drain
Groundsmaster 4300--D
Page 4 -- 95
Hydraulic System
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