Groundsmaster 4500 --D/4700--D Cutting DecksPage 8 -- 9
Removal (Fig. 4)
1. Park machine on a level surface, lower cutting
decks, stop engine, engage parking brake and remove
key from the ignition switch.
2. Remove two (2) socket head screws and flat wash-
ers that secure hydraulic motor to the cutting deck (Fig.
5). Remove hydraulic motor and O--ring from deck.
3. Cover top of spindle to prevent debris from entering
spindle. A spindle plug (see Special Tools in this chap-
ter)canbeusedtocoverspindle.
NOTE: If desired, cutting deck can be removed from
machine for spindle removal from cutting deck.
4. If spindle is to be removed with cutting deck attached
to the machine, start the engine and raise the cutting
deck. Stop engine and remove key from the ignition
switch. Support the cutting deck so it cannot fall acciden-
tally.
5. Remove blade bolt, anti--scalp cup and cutting
blade.
6. Remove flange nuts that secure spindle assembly to
cutting deck. Slide spindle assembly out the bottom of
the deck. Remove spindle plate from top of deck.
7. If necessary, press drive studs (item 7) from spindle
assembly.
Installation (Fig. 4)
1. If drive studs (item 7) were removed from spindle as-
sembly, press new drive studs into spindle. Make sure
that stud heads are fully pressed against spindle sur-
face.
2. Position spindle assembly and spindle p late to cut-
ting deck. Notches on cutting deck and spindle plate
should be aligned to front of deck.
3. Secure spindle assembly and spindle plate to cutting
deck with flange nuts. Tighten flange nuts in a star pat-
tern.
4. Install cutting blade, anti--scalp cup and bolt. Tighten
blade bolt from 88 to 108 ft--lb (120 to 146 N--m).
5. Remove cover from top of spindle that was placed to
prevent debris from entering spindle.
6. Position O--ring t o top of spindle housing. Secure hy-
draulic motor to the cutting deck with two (2) socket head
screws and flat washers.
7. After assembly, raise and lower the cutting deck to
verify that hydraulic hoses and fittings do not contact
anything.
1. Socket head screw 2. Hydraulic motor
Figure 5
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2
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Cutting Decks
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