check oil NISSAN 300ZX 1984 Z31 Brake System Workshop Manual

BRAKE HYDRAULIC LINE
Removal and Installation
CAUTION
a. When removing and installing brake tube, use
Tool.
b Cover openings to prevent entrance of dirt
whenever disconnecting hydraulic line.
To remove brake hose, first remove flare nut
securing brake
tube to hose, then withdraw
lock spring. Next disconnect the other side
All hoses must be free from excessive bending,
twisting and pulling
Whenever installing brake lines, be sure to
check for
oil leakage by fully depressing brake
pedal
- Inspection
Check brake lines (tubes and hoses) for evidence of
cracks, deterioration or other damage Replace any
damaged
parts.
If leakage occurs around joints, retighten or, if
necessary, replace damaged parts.
BR-3

FRONT DISC BRAKE (CL28VA, CL28VB) - Caliper
Removal and Installation
Remove torque member fixing bolts and brake
hose connector
SBR839
Disassembly
Push out piston with dust seal using compressed
air
SER772
Inspection
CAUTION: Use brake fluid to clean. Never
use mineral oil
CYLINDER BODY
a Check inside surface of cylinder for score, rust,
wear, damage or presence of foreign materials.
If any of the above conditions
are observed,
replace cylinder body.
Minor damage from rust of foreign materials
may be eliminated by polishing surface with
a
fine emery paper. Replace cylinder body if
necessary.
a
PISTON
Check piston for score, rust, wear, damage or
presence of foreign materials. Replace if any of
the above conditions are observed.
CAUTl ON :
Piston sliding surface IS plated. Do not polish with
emery paper even if rust
or foreign materials IS
stuck to sliding surface.
PIN, PIN BOLT, RETAINER BOOT, RUBBER
BUSHING, RETAINER BUSHING, AND
PIN
BOOT
Check for wear, cracks or other damage. Replace
if any of the above conditions are observed
0
0
Properly secure dust seal.
a
With dust seal fitted to piston, insert dust seal
into groove on cylinder body and install piston.
Pay attention to piston
seal direction.
y000t n
PlStO"
Plrron seal
ULdU
LCvlinder body SBR574
BR-10

REAR DISC BRAKE (CL14H, CL14HB) - Caliper
CAUTION:
Use brake fluid to clean Never use mineral oil
CYLINDER BODY
Check inside surface of cylinder for score, rust,
wear,
damage or presence of foreign materials
If any of the above conditions are observed,
replace cylinder body
Minor damage from
rust of foreign materials
may be eliminated by polishing surface with
a
fine emery paper Replace cylinder body if
necessary
TORQUE MEMBER
Check for wear, cracks or other damage Replace if
necessary
PISTON
Check piston for score, rust, wear, damage or
presence of foreign materials Replace
if any of the
above conditions are observed
CAUTION.
Piston sliding surface IS plated. Do not polish with
emery paper even
if rust or foreign matter is stuck
to sliding surface.
PIN AND PIN BOOT
Check for wear, cracksor other damage Replace if
any of the above conditions are observed
Assembly
Install cup securely in the specified direction
Adjust nu1
SBR849
Fit push rod into square hole in key plate Also
fit convex portion of key plate with concave
portion of cylinder
onvex portmn
v SBRB42
Install ring B with suitable tool
Rmg B
Key plate
Push rod
S0R843
Install seat, spring, spring cover and ring A with
suitable press and
drift.
Ring A-
Spring cover-
Seat-
BR-15