Service manual

BRAKE
when
control stem is
pulled
with a
force
of
20 to
30
kg
44 1
to 66 llb
Lock
adjust screw with lock nut
Normal stroke
80 to
100
mm 3
15 to 3
94
in
Limited
stroke
Less than
144
mm
5
67
in
Note H nd
brake
must
operate
smoothly
while
being
pulled
and
released Make sure
that no
abnorm 1
noise
dragging
twisting
or
oth
f
ulty condition
occurs
Readiust
when
stroke
exceed limit
Bleeding hydraulic
system
Bleeding hydraulic system
deserves much attention
as
it is an essential factor
for
regular
service
brake
operation
As a
matter of fact
during
the brake
service air is
likely
to
creep
into
the circuit with the result
that the
fluid
action is altered
and
brake
pedal
becomes
spongy
at
the
travel end
1 Clean
any
dirt around master
cylinder
reseIVoir
and
reservoir
cap
and
top
up
reseIVoir with the
recommended
brake
fluid
2
Thoroughly
clean
any
mud or dust from bleeder
screw
so that the outlet ho1e
is
free from
foreign
materials then attach
a
vinyl
hose
to bleeder
Dip
the
SERVICE DATA AND
SPECIFICATIONS
other
end
of hose in
a
container
containing
some brake
fluid
3
Depress brake
pedal
two or
three times and
keep
pedal
fully depressed
4
With brake
pedal fully
depressed
open
the
bleeder
screw to exhaust
air
5
Close
bleed
screw
quickly
as
brake
pedal
is on down
stroke
6
Allow brake
pedal
to return
slowly
with
bleeder
screw closed
7
Repeat
these
operations
until
no
air bubbles
emerge
in
hose
8
Conduct air
bleeding
on
remaining
wheel
cylinders
in
the
same
manner
Note
Check
l 1lS8IVoir for
fluid
level
during bleeding
operation
b Fluid drained
during
the
bleeding op
tion
should not be used
again
for
refilling
c
Ordinarily
ir
bleeding
i
performed
in the
following sequence
Rear left Rear
right
Front left
Front
right
d When master
cylinder
i
diSassembled or re
pl
ced conduct air
bleeding
on
wheel
cylinder
which i located most
near to master
cylinder
Specifications
Brake
type
Front
Rear
Hand brake
Brake drum
Front mm
in
mm in
Rear
Uni servo
Duo servo
Mechanical
operating
on rear
wheels
254
10 00
254
10
00
BR
15