User manual

Groundsmaster 4000--D/4010--D Cutting DecksPage 8 -- 15
2. Installouter bearing spacer into top of spindle hous-
ing. The spacer should fit against the snap ring.
3. Usinganarbor press,pushthebearingcupsintothe
top and bottom of the spindle housing. The top bearing
cup must contact the outer bearing spacer previously
installed, and the bottom bearing cup must contact the
snap ring. Make sure that the assembly is correct by
supportingthefirstbearingcupandpressingthes econd
cup against it (Fig 15).
4. Pack the bearing cones with grease. Apply a film of
grease on lips of oil seals and O--r ing.
5. Installlower bearing cone and oil seal into bottom of
spindle housing. Note: The bottom seal must have the
lip facing out (down) (Fig. 16). This seal installation al-
lowsgreasetopurgefromthespindleduringthelubrica-
tion process.
IMPORTANT: If bearings are being replaced, make
suretouse the spacerringthatisincluded with new
bearing set (Fig. 14).
6. Slide spacer ring and inner bearing spacer into
spindle housing, then install upper bearing cone and oil
sealintotopofhousing.Note:Theuppersealmusthave
thelipfacingin(down)(Fig.16).Also,uppersealshould
beflushorupto0.060”(1.5mm)recessedintohousing.
7. Inspect the spindle shaft and shaft spacer to make
suretherearenoburrsornicksthatcouldpossiblydam-
age the oil seals. Lubricate the shaft and spacer with
grease.
8. Install spindle shaft spacer onto shaft. Place thin
sleeve or tape on spindle shaft splines to prevent seal
damage during shaft installation.
9. Carefully slide spindle shaft with spacer up through
spindlehousing.The bottomoilsealandspindlespacer
fit together when the spindle is fully installed.
10.Install O--ring to top of spindle shaft. For drive
spindle,positionhydraulicmotormounttotopofspindle.
11.Installpulley (hubdown),hardenedwasher andlock
nuttospindle shaft.Tightenlocknutfrom130 to 150 ft--
lb (176 to 203 N--m).
IMPORTANT: Pneumatic grease guns can produce
airpocketswhenfilling largecavitiesandtherefore,
are not recommended to be used for proper greas-
ing of spindle housings.
12.Attach a hand pump grease gun to grease fitting on
housing and fill housing cavity with grease.
13.Rotate spindle shaft to make sure that it turns freely.
1. Bearing
2. Spacer ring
3. Large snap ring
4. Inner bearing spacer
5. Outer bearing spacer
Figure 14
4
1
1
2
3
5
1. Bearing cups
2. Large snap ring
3. Outer bearing spacer
4. Arbor press
5. Support
6. Arbor press base
Figure 15
PRESS
5
2
4
3
6
1
1. Bottom seal installation 2. Upper seal installation
Figure 16
1
2
Cutting
Decks