Bleeding The System; Brake Bleeder Process - Polaris 1999 Sportsman 400 Service Manual

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420
b.
Tighten
the output shaft disc nut
to
the torque
listed
in
Table
2.
BLEEDI NG
THE
SYST EM
This
procedure is not necessary unless the brakes
feel
spongy,
there has
been
a
leak in
the system, a
component
has
been replaced
or
the
brake fluid
has
been rep
laced .
If after bleedi ng the
system,
air
continues
to
enter
the syste
m,
check
for
a leak,
Check
the brake
light
switch
(A,
Figu re 90
)
and all
of the
fittings
for
tightness,
including
those
at the
four-way
connector
(B,
Figure 90
).
Brake
Bleed er Process
This procedure uses a brake
bleeder
that
is
avail-
able from
motorcycle or
automotive
supply
stores.
I.
Park the
vehicle on
level
ground and
block
the
wheels so
the
vehicle
cannot roll
in
either
direction.
2.
Remo ve the
rear
fender and
right-side
footwell
as
described in
Chapter
Fifteen.
3.
Remove
thc
dust
cap(s)
from
the bleed valve
on
the caliper assembl
ies.
Refer to
Figu re
91
for
the
front
and
Figure
92
for
the
rea
r.
4.
Connect
the brake bleeder and
wrench
to the
bleed valve on
the
caliper
assemb
ly.
CAUTION
Cover
the surrounding
areas
with
a
heavy clo
th
or
plastic
Imp
/0
protect it
from
the
accidental spi lling
of
brake
fluid. "
'tIsh
allY brak
e
fluid
off of allY
plastic.
painted or pla
ted
s
urface
im-
mediately; it will des
troy
the
finish.
Use
soapy
water
and
rinse
com-
p
letely.
SA. On the front
master
cy
linder.
perform
the fol-
lowing:
a.
Clean all
debris from the top of the
master
cyli nder cover.
b.
Remove the screws
sec
uring
the
top
cover
(Figure
93).
c. Remove
the top cover and diaphragm from
the
master
cylinder.
58. On
1998-on rear master cylinders
.
unscrew
the
cover
(Figure
94)
and remove the
diaphragm
from
the
reservoir.
CHAPTER FOURTEEN

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