318
5.
Fill the reservoir almost
to
the top lip: inse
rt
the diaphragm and the cover loosely. Leave
th
e
cover
in
place during this procedure 10 prevent the
entry
of
dirt.
WARNING
Use
brake fl"
jt
' jrom a sealed
CO
llwiller
marked DOT 3
or
DOT
4 Dilly
(specified
for
,lise brakes), Other t}pes
ma)' I
-apo
riu
and cause brake/ai/ure.
Do
11
01
intumix
(!;lfuent brands or
types
as
lhe)' may lIot
he
compatible.
Do
1101
intermix a silicone-based (
DOT
5)
brake fluid
as
it
ClI
lI calise brake
co
mp
one
nt
(iamage
lead
ing
10
brake
system failur
e.
6. Open the bleed
va
lve about
onc-half
lurn and
pump the brake bleeder.
NOTE
If
air
is
f!
merin8
flJe
broke blee(Jer hose
fro
lll
arou
nd
tlte
hlud
,'
all
'e,
apply
uI'eral layers
of
Teflon
tape
to
the
bleed mil,t!. This should
make
a good
seal between
rhe
blud
mil'e
and
the
brake
blenier
hose.
7,
As
th
e fluid enters the system and exits into
th
e
brake ble
eder
the level will
dr
op in the reser
voi
r.
Maintain the level at aboul
9.5 mm
(3
/8
in
.)
from
the top of the reservoir to prevent
air
from being
drawn into the system.
S,
Co
ntinue
10
pump the lever on the brake bleeder
unt
il
the fluid emerging from the h
ose
is
completely free of bubbles.
At
this point.
ti
ghten
the bleed valve.
NOTE
I?
o '
101
allow the resen'oir
to
empty
tluring the blu(Jing operation
or
more
air will enter the system. If this occurs,
Ihe
entire procedure mllSI be repeated.
9.
When the brake fluid
is
free
of
bubbles. tighten
the bleed valve. remove the brake bleeder lube and
in
stall the bleed valve dust cap.
10.
If
necessar
y.
add fluid to correct the level in
the reservoi
r.
II should be to the
upper
level line
(
Figure
61) .
II.
In
stall the diaphragm and the
re
servoir cover.
Tighten the screws securely . .
CHAPTER ELEVEN
12.
Test the feel
of
the brake lever. It should be
firm and should off
er
the same resistance each time
it's operated.
If
it fe
el
s spongy. it
is
likely thaI there
is
still
air
in
the system and it must be bled again.
When
a
ll
air has been bled fr
om
the system and
the fluid level is
correc
t in the reservoir. double-
check
fo
r leaks and lig
ht
en all
fi
ll ings and
connections.
WARNI
NG
Bef
ore ritling the bike. make certain
that
Ihe
broke is operating correctly
by
operllling the
le~'er
several limes.
1
3.
Test ride the bike slowly at first
to
make s
ur
e
that the
bmkes are operating properly.
Without
a
Brake
Bleeder
I. Remove
th
e dust cap (Figure
65
) from the bleed
valve on the caliper assembl
y.
2. Connect the bleed hose to the bleed
va
l
ve
on
th
e caliper assembly (
Figure
67).
3.
Pla
ce
the other end of the tube into a clean
container.
Fill the container with enough fresh
brake fluid to keep the end submerged. The lube
should be long enough so that a loop can
be made
hi
gher
than the bleed
va
l
ve
to prevent air from
being drawn into the calip
er
during bleeding.
CAUTION
COl'er
t
he
front fender
and
fronl wheel
lI'ilh a heavy dOlh
or
plaslic torp to
p
rOle
cl it from the accidental spilling
of
brake fluid. % sh any brake fluid
off
of
O
il
Y
plam
·c
. pointed or plated
sllrface immediately: as it
will destroy
theJinish. Use soapy water and rinse
completely.
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