Polaris 1999 Sportsman 400 Service Manual page 374

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368
CHAPTE
R
T
HIRTEEN
®
13.
Lower the
outerend
of
the
drive axle
and
rest
it
on the lower control ann.
14 . Inspect the
rear
hub and
bearing
carr
ier
as
de-
scribed
in
this
chapter.
Inspe ction
Rear
hub
I.
Clean
the rear hub
and
the
end
of
the
rear
axle
with
so
lvent
and
dry thoroughly.
2.
Inspect
the
rear hub (A
,
Fig u re
18)
for cracks
or
othe r
damage. If
damage is
severe, replace
the
hub
.
3.
Inspect
the hub
splines
(Figu
re
19)
and
the rear
@
axle splines
(A,
Figure
20)
for
wea
r or
damage.
Slide the
rear
hub onto
the
rear
axle
and
try to
rotate
it.
It
should
be a
tight
fit with no
rotat
ional
move-
ment.
If
damage
is minor.
clean
it
up
with
a
file.
If
damage
is
severe,
replace
the
dam aged
part(s).
4
.
Check
the lug
nut
studs (8,
Figure
18)
for
dam-
age
.
Repluce
the
stud(s) i
r
necessary.
1f
the
studs
are
damaged,
inspect
the lug nuts
for
damage
and
re-
place
as necessary.
Rear axle bearing
currier
I.
Inspect
the
exterior
of
the
rear
axle
bearing
car-
riel'
(F
ig ure
21) for
cracks
or
damage. Replace
if
necessary,
2.
Tum
the
inner
race
of the bearing
(A,
Figure
22)
by
hand
. Make
sure
the bearing turn
s
smoothly
witho ut excess ive
play or
noise.
Replace the
bear-
ing
if
damaged,
replace
it
as
described
in
this chap-
ter.
3.
Make
sure
the circlip
(8, Fig
ure
22)
sec
uring
the
bearing
is
secure in
the
carrier
groove.

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