Polaris 1999 Sportsman 400 Service Manual page 328

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322
CHAPTER
ELEVEN
o
®
Assem
bly
I. If
rem oved
.
install
the
bru
shes into their holders
and secure
the brushes
(Figu re
30)
with the
springs.
2.
Assemb le the brushes
and
brush
plate
into
the
end
cover,
Al
ign
the
locating
tab with the
end
cover
(F
igure 40
)
and push
the pla
te
into
place
(Figure
4
1).
3.
Tempora
rily cover
the
threads
of
the
terminal
stud
with electrical tape
to avoid
damaging the
D-ri
ng
(Figure
27)
dur
ing
insta llatio n.
Re
move the
tape
a
fter
the D-ring
is insta
lled
.
4
.
Install the
insulator
s,
was
he rs
and
nul
(Figure
26) in the
reverse
order
of
removal.
Tighten the
nut
securely.
5. Install the shims
(F
igure
42) onto
the
armature
shaft.
NOTE
Lubricate
the
end
bushing
with
a sili-
cone (non-petroleum) grease before
inst alling
the end
cove l:
6.
Co
mpress
the brushe s again st
thei
r springs, slide
the brush plate
and
rear
cover
(Figure 43) ove
r
the
co
mmutator.
then release the
brushes.
NO
TE
Before
installing the end
f
ram e. lubri-
ca
te
the
large
O-rings
(A. Figure
44)
with
clea
n engine
oil.•Make
sure that
the
Osrings are
11
01
t
wisted when
in-
stalling
the
end
covers.
7.
Insert the annaturc
and
rear
cove r
asse
mbly
(B,
Figure
44)
into
the
housing,
align ing the mark
on
the rear cover with
the matching
mark on
the hous-
ing
(Figure
45)
.
The tab on
the
brush plate mu
st
a
lso
a
lign
with
the
notch
in the bru
sh
end
frame.

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