Service manual

CHASSIS r
Removal and
disassembly Inner diameter
I Jack
up
vehicle and
support
it with
stands
2 Remove wheel and brake druOL When
brake drum
cannot be removed
easily
return brake
adjuster
3 In order to ease
operation
remove hub
assembly
from front
spindle
4 Unhook
upper
lower and
after shoe return
springs
and then remove brake shoe assemblies
5 Disconnect
brake hose from wheel
cylinder
6 Loosen
securing
nut and remove wheel
cylinder
7 Remove rubber boot
spring plate
lock
plate
and
shim and then remove
adjuster assembly
from
brake disc
Inspection
I Brake
drum
Thoroughly
clean and
inspect
brake drum
Replace
if
cracked
or
excessively
damaged
When brake drum interi
or
is
excessively worn or
scratched
or out of
round is
excessive correct
by means
of
rebating
When minor
polish
with fine
emery
cloth
Return
spring
dimension
254
mm 10 00 in
Less
than 0
02 mm
0
0008 in
Umit ofrebored drum J D 255 mm
10
04 in
Out lf
round
2
Brake shoe
lining
When brake
shoe
linings
are cracked
incompletely
seated
unevenly
worn and or deteriorated
due to exces
sive
heating
or
soiled
with
grease repair
or
replace
When
thickness of brake
shoe
lining
is less than 1
0
mm
0
0394
in
replace
Note
a
If oil or
grease
is found on brake
shoe
linings
clean
thoroughly
with solvent
b When brake shoe
lining
is installed
grind
brake
shoe
lining
face
to diameter
equal
to that of brake
drum
Lining
dimension
Width
x
Thickness
x
Length
45
x 45 x
244 mm
1 8 x 0
2
x
9
6
in
Total friction area
440 cm2 68
2
sq
in
3
Check
adjuster
for smooth
operation
4
Return
springs
If
they
are
considerably
weakened
re tce
them
Upper
return
spring
Lower return
spring
After
shoe
return
spring
Wire diameter mm
in
2 0
x
136
5 37 23 x
134
5 35 I 4 x 83
2
27
5
x free
length mm
in
0 079 x
5
37 37 0
091 x 5
30
35
0 055
x 3
28
27 5
turns
Load
kg Ib
15 x 159 5
22 x
159 5
4 5 x 99
x
length
mm
in 0 591 x 6 28
0
866 x
6
28 0 177
x 3
90
BR 6