Nissan 300zx Brake System Section BR 1984 Owner's Manual

7-

I

P

BRAKE

SYSTEM

CONTENTS

BRAKE HYDRAULIC LINE BRAKE PEDAL.

MASTER CYLINDER BRAKE BOOSTER

FRONT DISC BRAKE (CL28VA, CL28VB) - Caliper FRONT DISC BRAKE (CL28VA, CL28VB) - Rotor

REAR

REAR DISC BRAKE

PARKING BRAKE SERVICE DATA AND SPECIFICATIONS SPECIAL SERVICE TOOL

DISC BRAKE (CL14H, CL14HB) - Callper

. . ..

.

-

Rotor ..

6

..

D.S)

SECTION

BR

..

. .. .

.. .

..

.. .. BR- 2

. BR- 4

BR-

6

BR- 7

BR-

9

. . .

.. BR-12

.

BR-11

BR-16 BR-17

BR-19

BR-21

rn

Recommended

Do

not

reuse

drained

Be

careful

not

Front

7

\

7

@@.A

fluid

is

brake fluid

brake

fluid

to splash brake

brake lCL28VA.

CL28VB)

rFlare

0

BRAKE HYDRAULIC LINE

fluid

nut

15- 18

"DOT

I1

3".

on painted areas

Rear brake lCL14H. CL14HB)

5- 18.11.131

7

\Flare

nut

0

15.18

I1

5.18.11.13)

WARNING Clean pad and shoe dust using a dust cleaning

with

waste

cloth

collector

after

Bleeding Procedure

Precautions Carefully monitor brake fluid level at master cylinder during bleeding operation.

Three-way connector

Flare

nut

15-18

I1

5-

18.11 -13)

-

Primary Secondary

N

llne

m

lkg-m,ft

lone

I1

5.

Ibl

1

8,

11

-

131

SBR821

Bleed

air

according to the following pro-

cedure

@

-t

Left

rear

caliper

-t

Right front caliper

Right rear caliper

@

-f

Left

Connect a transparent vinyl tube valve

of

caliper.

front

to

air

@

caliper

bleeder

U

SBRSOS

BR-2

BRAKE

HYDRAULIC

LINE

Removal and Installation

CAUTION

a.

When removing and Tool.

b

Cover openings to prevent entrance

whenever disconnecting hydraulic

To

remove brake hose, securing brake lock spring. Next disconnect the other side

All hoses must be

twisting and pulling Whenever installing brake lines, be sure to

oil

check for pedal

leakage

installing

first

tube

to

free

from excessive bending,

by fully depressing brake

brake tube,

line.

remove

hose, then withdraw

flare

of

use

dirt

nut

-

Check brake lines (tubes cracks, deterioration or other damage Replace any damaged

If

necessary, replace damaged parts.

parts.

leakage occurs around joints, retighten

Inspection

and

hoses) for evidence of

or,

if

BR-3

Input

rod

lock

BRAKE PEDAL

nut

30-40

I3

1.4

1,ZZ-

30)

Pedal

bracket

Stop

lamp

switch

I1

2.

15,9-

111

N

rn

lkg-m, ft-lb)

Inspection

Check brake pedal for the following items,

as

servicing

Brake pedal bend

Clevis

Crack for any welded portion

necessary.

pin deformation

SBR822

BR-4

BRAKEPEDAL

Adjustment

Check brake pedal free height from melt sheet

if

Adjust

Dash

necessary

insulator

I

/-k

I1 2.15.9- 111

AS

C

D

switch

I1

2

-

1 5,9.111

sheet

(4)

Check brake pedal depressed height with

engine running.

If depressed height value, check brake system for leaks, accumulation of

parts

and make the necessary repairs.

air

or any damage regarding component

(master cylinder, wheel cylinder, etc.),

is

below the specified

N

m

1kg-m.

ft-lbl

H:

Free height

I82

-

192

mm

M/T

of

stop

-

1.0

of

A.S.C.D.

184 - 194

More than

More

than

of

490 N (50

lamp

switch.

mm

(0.012 ~ 0.039

switch.

mm

(0.012 - 0.039

mm

(0

stop

lamp

A/T

D:

Depressed height

M/T

A/T

Under force

engine running.

C, : Clearance between pedal stopper and threaded

end

0.3

Cz

:

Clearance between pedal stopper and threaded

end

0.3 - 1.0

A:

Pedal free play

0.3 - 3 8

(1)

Adjust pedal free height with brake booster

input rod. Then tighten lock nut.

(2)

Adjust clearance "C1"

lamp switch and A.S.C

Then tighten lock nuts.

(3)

Check pedal free play. Make sure that released.

(7.17 - 7 56

mm

(7.24 - 7 64

90

mm

(3.54

90

mm

(3.54

kg.

110

012 - 0.150

and

D

switch respectively.

is

off

Ib)

in)

"C2"

when pedal

SERE38

in) in)

with

with stop

is

BR-5

I

\

t13aNllA3

t131SVW

BRAKE

BOOSTER

Operating Check

Depress off, then check that there pedal stroke Depress brake pedal, then

goes down slightly, operation

brake

pedal several times with engine

is

not change in

start

engine. If pedal

is

normal

Airtight Check

Start engine, then stop

Depress brake pedal several times slowly. If

pedal goes further down the

rises

gradually booster

is

after second or third time, the

airtight.

Depress brake pedal while engine

it

then stop no change

with pedal depressed. If there

in

pedal stroke

for thirty seconds, brake booster

it

in one or

after

two

minutes.

first

time, but

is

running,

holding pedal

is

airtight

is

--Removal and Installation

(9116-22

(1 6 -2

2.12.16

(91

8.

11

(0

8.

(c1

N

rn

(kg-m,

8

ft-lbl

1.1,5.8.8.01

-

11

(0

8

-

1

1,5.8.8.01

1

SBR831

BR-7