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mi
n
admisSible
OlD
0
1
piston
31
930
mm (1.256");
•
ht
a
new g asket
in the
cylind
er
housing
:
•
fil
Ihe
plung
er
in lO
the
cylin
der (Do this only by
finger
pressure)
.
•
'
II the
d
usl
c ap
after
ensufll'\g
II
IS
not
c
racked
or
to
m
(ensure
it
IS
properly
anchored In
lIS
housmgs
on the
piston
and
cali
per);
•
jom
up
both
caliper
bod ies
. ensunng
I
he
gasket
seals
properly
In
Il
S hous
ing Use
a
to rque
wrench set
to
25
-
29
kgm
(18
-
21
H/
lbs)
.
•
lit
caliper
on fork
cover T
ighte
n
sCl
ews to
a
tor
-
que 0
1
2.2
..,.
2
4
kgm (16
.,..
18
11/Ibs)
.
•
fi
t
pads
.
re
ta
in
ing p ins
and position
spring
with
pin
.
•
con
nect
flui
d d
elivery
pipe
to
calrper
•
bleed
Ihe
braking
c ircul
i
NB
Bef
ore
mounting,
ensure
all
rubber
a
nd
metal
parts
pre
moistened
with brake
lI!.lid.
Neve
r
use
mi·
ne
ral
oil or grease
.
16.8
PIPES
Ch
ecK
their
cond
iti
on accurate
ly
an
d replace
imme-
d
lale
ly if
in
any
way
d
amaged
.
16.9
BRAKING
DISCS
The
d iscs
are
th
e fotari
ng
parts
conta
c
ted
by
the
pads
during
the
braking
action
and
th
eir
c
ondition
can
have
a
mark-ed
infl uence on
braki
ng
e
lflc
lency
For
speci
fi
c motorcyc
le
purposes.
I
he
s
urfa
ces o
f
the
b
rak
in
g
discs
have
been SU itably
treated to
prevent
o
xi
d ati
ons.
This treatmen
t
is
done o
n
(he
brakmg
s
urf
aces
Hove
wel.
aller
several
brakin
gs,
thiS
pro-
t
ective
film
is
rub
bed
away.
thus
creating
an
ideal
pad-disc
coup
li
ng.
16.10
BRAKING
CIRCUIT
FAULTS
CAUSE
Brake- screeching
Ca
li
pe
r
not comple
tely loc ked
Missi ng
or
defective
springs
WOIO
o
ut
pads
011
o
r
greasy pads
Fitting 0
1
incorrect
type
pads
Excessive
heating
or
d
isc
(normal
r id ing)
Piston
lockin
g.
pads g
lued
to disc
No
play
al
con
trol
lever
a
Inspection
and checks
Checking
I
he
brake d isc
is very
importan!. Th
e disc
surface shou ld
a
lways be perfect ly
cl
ean, free
from
dust
. all.
grease or
any o
l
her
dirt,
and
unscored.
It
deeply
scored
.
th
e
d
iSC
sho
uld be
d ism an
lled
and
Ie-ground
on
a
special
mach
ine.
The
ad
missible
parallelism
and
o
llset
on
a
di
SC are
•
parallelism
01
contact
surface
and
brak
m
g par
i
of
disc
0,050
mm
(.00197"),
•
braking
pal
t o
f disc
•
brak
ing part
o
f
d
iSC
(Ci rc
ular
ch
eCk)
•
brak
ing part
of
diSC
(radial c heck)
0.050 mrn
(JXJ1
97").
0.015
mm
(.00059"):
0.060
mm
(.0023")
.
Diam
ete
r of
brakrng
discs
260
mm
(10.236"")
235
mm
(9 .25")
T
hickness
of
Iront
and
rea
r
d
iscs
SlandJr(l
M;n;mum
6-250
~
6.540
mm
5800 mm
(.246
-e- ,254")
(.227")
When
overhaul
ing or
rep
laCing
a d
isc,
c he
ck
ItS
wob-
bling
Wi
t
h
a
gauge.
This
shoul
d
nol
exceed
0.2
mm
(.0076'').
If
the play
is
greate r,
check
mounting
positi
on
of
th
e
disc o
n
w
heel
hub, also
the
w hee
l
bearing
ptay
,
Tighte
n the
wheel
hub
screws
With
a
w rench set
10
22
-e-
2.4
kg
m
(16
-I-
18
It/lbs)
REMED
Y
Tig
th
en
secunng
screws
Fit
new
spring
Fit
new
pads.
alter Chec
king c
o nd il
lon
of d isc
Rep lace
pads
Replace
pads
Check co ndilio
n
01
p lungers. c
lean
pads,
Il0
USing in
caliper
Ad
jus
t lever
play
acco
rd in
g
t
o
II1
structions
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