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16.4
WHEEL BALANCING
To
improve
stability
and
decrease vibra
tion
s
aT
hig
h
speeds, the whee ls have to be kept
well
ba
lanc
ed.
If
a
ba
lan
c
ing mach
ine is
not
avail
able, a w hee
l
can
be balanced
as fo llow
s:
•
rem ove
the
w heel
and
suspend it
on
a
fork
;
•
lighl
ly
spm
the w hee
l several
times and see
If It
al
w ays stops
In
diffe ren
t
posi tio ns, thus
indicating
a
correct
balance:
•
if
one point
01
Ihe w
heel
always stops
at
the
bot-
tom
.
. put
a
ba
la
nce weig ht o
n
a
spoke
opposile
this
point;
•
Repeat
t
his
operation
until
the
wheel
is correc lly
balanced.
16.5
REMOVING AN RE-FITIING THE TYRES
These models
Iii
lighl
a
llo
y
rims which
d
o
in
e
ltect
oller
considerab le
mechanic
al
resistance
but c
an
easily suffer damage
if
Inappropriate
100ls are
used
for
remoying or re-assembli
ng
the
lyres.
Acco
rdingly.
fo
r these
operations
it
is
sl
rong ly
re-
comme
nded
to
USB
too ls withou
t
ribbi ngs or sharp
edges where
they con tact the w hee
l
ri m.
The con-
tact surtace
should
be quite
w
ide. yery smoo th
,
and
w
ith
all
edges suitab le
round
ed
off.
The use
of any of
t he spec ia
l lu
br ica
nts
availab le
on the market,
will
make
the
filling
and bed
din
g
down of the tyres
on
Ihe
rim
a
much
eas ier jOb and
also prevent
excessi ve
stress o
n
t he
100
Is.
D
o
not
forget that the tyre beads
sho
uld
always be a pe
rfect
Iii in the central rim
channe
l. When
filtin
g
a
lyre.
and if this has
an arrow stamped
on
its
sid
e, make
sure to assemble it with
s
uch
a rrow
pointing
to
th
e
normal riding direction
in
the
c
ase of the rea
r
tyre
and viceversa for the fronl
ly re
(I
.e.
pOinting
in th
e
direction opposite
10 the riding
d irectio
n)
.
16.6.
HOW TO CHECK AND
OVERHAU
L
THE BRAKING
CIRCUITS
FOR THE RIGHT FRONT
AND
REAR
BRAKES
1
General maintenance
Period ic ally c hec
k
the
level
01
t
he fluid
in
the
reser-
voir
lor
the fro
nt
and
rea
r
master
cylinders.
II
s
hOutd
never
be
below the
lop
o
f the
reservoir
separato
r
.
•
eve
ry
5000 km (3000
miles).
to
p
up
the
fl
uid
re
-
servoIr
w
ith
fluid
from
an
o
r iginal
containe
r
to be
opened
just befo
re
to
pping
;
•
every 15.{)(X)
km
(9000
miles) o
r at most
every
yea
r.
the
brakin
g c it
cui
ts
fl uid should
be comple tely
re-
newed
;
I
I
B
ofhet
'0,3'·
.
O~~r
T
,-------
c
B
152
l.
/
1'
I
,Ii
i
II
152/1
B7
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