1973 DATSUN B110 brake pads replacement

BRAKE

CYLINDER
SIDE

PISTON
SIDE

COMPR
ESSION

DECOMPRESSION

Movement

exceeding
the

elastic

displacement
is

released
with

slipping
on

the
seal
surface
Returns
in
elastic

displacement
of

the

seal

Fig
BR
21
Piston

seal
automatic

adjusting
operation

Brake

pad

Replacement

1
Jack

up
front
unit
of

the
vehicle
and
remove
lhe

front

wheeL

2
Remove

clip
from
the

retaining
pin
and

supporting

the
brake

pad
remove
the

retaining
pin
and
coil

spring

I

I
Brake

pad

2

Retaining
pin

I
31
Clip

Fig
BR
22

Removing
retaining
pin

3
Unhook

the

hanger
spring
and
withdraw
the
brake

pad
and
shim
with
a

pair
of

pliers

BR
ll
Fig
HR
2

Withdrawing
brake

pad
and
shim

Note
When
the
brake

pad
is
removed
do
not

depress
the

brake

pedal
or
otherwise
the

piston
will
come
out

Inspection

Clearance
between
the

brake

pad
and
rotor
is

adjusted

automatically
Check
the
brake

pad
for
wear

after
the

first
10
000
km
6
000

miles

driving
and

every
5
000

km
3
000

miles
thereafter

1

Clean
the
brake

pad
with
carbon
tetrachloride
or

gasoline

2
When
oil
and
or

grease
is

heavily
sticked
on
the

pad

or
when
deteriorated
or
deformed
due
to

overheating

replace
the

pad
with

a
new
one

3
When
thickness
of
the

friction
material

pad
is
less

than
1
6
mm
0
0630
in

replace

Replace
when
total

pad
thickness
is

less
than
6
1
mm

0
2402
in

Note
Replace

pads
as
a
set

Replacement
at

only
one

position

may
cause
uneven
brake
effect
It
is

recommended
that
rotation
of

pads
be
made

periodically

4
Check
the
rotor
Refer
to
Rotor

inspection

Reinstallation

1
Clean
the

calipers
and

piston
pad
installing
parts

Note
Do
not
use
mineral
oil
Be
careful
not
to

apply
oil

on
the
rotor

2

Depress
the

piston
into
the

cylinder
so
that
new

pad

can
be
installed