height NISSAN 300ZX 1984 Z31 Brake System Workshop Manual

BRAKEPEDAL
Adjustment
Check brake pedal free height from melt sheet
Adjust
if necessary
I1 2.15.9- 111
AS C D switch
I /-k I1 2 - 1 5,9.111
Dash insulator
N m 1kg-m. ft-lbl
sheet
SERE38
H: Free height
M/T
A/T
D: Depressed height
M/T
A/T
I82 - 192 mm (7.17 - 7 56 in)
184 - 194 mm (7.24 - 7 64 in)
More than
90 mm (3.54 in)
More than 90 mm (3.54 in)
Under force of 490 N (50 kg. 110 Ib) with
engine running.
C, : Clearance between pedal stopper and threaded
end
of stop lamp switch.
Cz : Clearance between pedal stopper and threaded
end of A.S.C.D. switch.
0.3 - 1.0 mm (0.012 ~ 0.039 in)
0.3 - 1.0 mm (0.012 - 0.039 in)
0.3 - 3 8 mm (0 012 - 0.150 in)
A: Pedal free play
(1) Adjust pedal free height with brake booster
input rod. Then tighten lock nut.
(2) Adjust clearance "C1" and "C2" with stop
lamp switch and A.S.C
D switch respectively.
Then tighten lock nuts.
(3) Check pedal free play.
Make sure that
stop lamp is off when pedal is
released.
(4) Check brake pedal depressed height with
engine running.
If depressed height
is below the specified
value, check brake system for leaks, accumula-
tion of
air or any damage regarding component
parts (master cylinder, wheel cylinder, etc.),
and make the necessary repairs.
BR-5

SERVICE DATA AND SPECIFICATIONS (S. D. S.)
250 19 841
General Specifications
274 110 791
Front brake
Brake model
CL14H
Pad Width x thickness x
length mm lml
CL14HB
Rotor outer diameter
mm linl
Caliper inner diameter mm Iinl
Rear brake
Brake model
Pad Width x th$Ckness x
length mm (in)
Rotor outer diameter
mm lml ~
Callper cnner
diameter mm On1
Master
cylinder Inner diameter
mm (In1
Brake booster
Model
Dtaphragm dtameter
mm On1
Control valve
Model
Sprlt pomt
kPa Ikglcm', psi)
Reducing ratto
Recommended brake fluid
VG30E IVG3LT
CL28VA I CL28VB
Inner 43x llx 12651169~043~4981
3uter
43 x 11 x 129 0 I1 69 x 0 43 x 5 08)
40x80~ 75 I1 57 x0315x 295)
258 110 161 290 I1 1 421
42 8 I1 6851
2381 115/161
M20T
Primary 205 (8 071 Secondary 201 17 911
Proport,o"l"g YalYe
(within master cylinder)
3,432
3,923 140.5691
04
DOT 3
--Inspection and Adjustment-
BRAKE PEDAL -
Pedal ratio
Maximum stroke
mm Itnl
-
Free helght mm 18")
Depiessed height [Under force of
490
N 150 kg, 110 Ibl wlth engme
runn,ngl mm On)
Clearance between pedal stopper and
threaded end
of stop lamp swmh
mm (("1
Clearance between pedal stopper and
thredded end of AS
C D switch
mm Inn1 ~~~
~
Pedal free play mm lml
PARKING BRAKE
38
More than 134 15 281
M/T
182 1921717-7561
AIT
184 194 17 24 - 7 641
More than 90 13 541
03 1010012-00391
03-3810012 01501
Type Center lever type
Number of notches when warnmg lamp
sw8tch comes on 1
Number of notches [When pulled under
force of 196 N (20 kg, 44 lbll 8-9
-
CHECK VALVE
Maximum vacuum leakage
115 seconds after
66 ? kPa (500 mmHg,
19 69 mHg1
16 applied 1 1 3 (10. 0 39)
kPa ImmHg, mHg1
BRAKE BOOSTER
Maximum vacuum leakage
115 seconds after engme
IS ~toppedl 3 3 125.0 981 kPa ImmHg. inHgl
Input rod length mm Iml 140 15 511