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2
The allowable
maximum
out
of
round
of
brake
drum is
0 02
mm
0
0008
in
Re
condition
or
replace
brake drum
if
specified
limit
is
exceeded
3
Measure for
tapered
brake drum
If
specified
limit of
0
02
mm
0
0008
in
is
exceeded
as
measured
at
a
position
where the distance
of 4S
mm
177
in
is
kept
away
from
inlet
re
condition
or
replace
brake drum
4
Contact
surface
with
which
linings
come
into contact
should be
finished
to
such
an
extent that it is
ground by
a
No
120
to
150
sand
paper
S
Using
a
drum
racer
finish brake
drum
by machining
if
it
shows
any
sign
of
score
marks
partial
wear or
stepped
wear on
its contact
surface
Note
After brake drum is
completely
re
conditioned
or
renewed
check
drum and shoes for proper
contact
pattern
Brake
assembly
I
When
brake
shoe
linings
are
cracked
incompletely
seated
uneven
Iy
worn
andlor
deteriorated due
to
excessive
heating
or
soiled
with
oil
grease and brake fluid
replace
2
Replace
linings
if the
thickness is
worn
down
to less than 1 0
mm
0 039
in
Note
When brake shoe
lining
is in
stalled
grind
brake
shoe
lining
face
to
diameter
equal
to
that of brake
drum
lining
dimension
Width
x
Thickness
x
Length
4S
x
4
S
x
244
mm
1
77
x
0
177
x
9 61
in
3
Check
adjuster
for smooth
oper
ation
4
Replace
shoe
return
springs
which
are
broken
or
fatigued
Brake
System
Standard dimensions of shoe
springs
Free
length
Dia
of
spring
No of
Installed
Item
lengthlload
mOl
in
mOl
in
coils
mm
kg
in
lb
Upper
136 5
2 0
0
079
37
IS9 S
14 to
16
S
37
6
28 31 to 3S
Lower
134
S
2
3
0
0 91
35
IS9 5
21 to
23
5
3 0
6
2 8
46 to
Sl
After shoe
83
2
14
O OSS
27
S
99
4 to S
3 28
3
90 9
to II
Wheel
cylinder
I
Replace
any
cylinder
or
piston
which
is
scratched scored
or worn on
its
sliding
contact
surface
2
Replace
worn
parts if
piston
to
cylinder
clearance
is
beyond
O IS
mm
0 OOS9 in
Wheel
cylinder
inner diameter
19 0S
mOl
Y
in
3
Replace piston
cup
which
is
worn
or
otherwise
damaged
4
Replace
if
contacting
face of
cyl
inder and shoe
is
worn
locally
or
in
step
S
Replace
damaged
dust
cover
fatigued
piston
spring
or
faulty
threaded
parts
6
Replace
tube
connector
which
is
worn on
its
threaded
portion
INSTALLATION
Install front brake
in
the
reverse
sequence of removal
paying
particular
attention to
the
following
instructions
I
When
assembling adjuster
assem
bly
apply
brake grease
to
adjuster
housing
bore
adjuster
wheel and
ad
juster
screw
When
installing adjuster
assembly
to
brake disc
apply
brake
grease to
disc
adjuster
and
retaining spring
slid
ing
surfaces
to
slide
adjuster smoothly
Measure
adjuster
sliding
resistance
Adjust
by adjuster
shim when
sliding
resistance is
in
rrect
BR ll
Adjuster
sliding
resistance
S
to
12
kg II
to
261b
2
When
installing
wheel
cylinder
be
sure
to
secure
the
cylinder
with
R
mark to
right
hand disc and
the
one
with
L
mark
to
left hand
disc
Otherwise
brake hoses
may
interfere
with
other
adjacent
parts
As to the
connecting
instructions
of
brake hose
no
twist
or
contact is
existed
on
brake
hose
referring
the
related
topic
Brake
line
Tightening torque
Wheel
cylinder
SA
to
6 6
kg
m
39 to
48
ft
lb
Connector bolt
19
to
2
5
kg
m
14
to
18 ft Ib
Brake
hose
1 7
to
2
0
kg
m
12 to 14
ft lb
Air bleeder
0 7 to 0 9
kg
m
5
to
7 ft
Ib
Brake disc
4 2 to S O
kg
m
30 to
36 ft lb
3
Before
installing
brake shoe
as
semblies
apply
brake
grease to
wheel
cylinder
and
adjuster
brake shoe
in
stalling
grooves
and brake disc and
brake
shoe
assembly
contact
faces
two
places
Exercise
care
not
to
allow
grease
to come
into contact
with
linings
and
adjuster
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