Honda Acura NSX 1991, Service Manual

Page: 697 / 1420

Front Brake Disc
Thickness and Parallelism
Inspection
1.
Raise each side of the car and support on safety
stands (page l-6 through Remove the front
wheels.
2. Remove the brake disc pads (page 19-6).
3. Using a micrometer, measure disc thickness at
eight points, approximately apart and 10 mm
(0.39 in) in from the outer edge of the disc.
Brake disc thickness:
Standard:
28 mm 11.10 in)
Max. Refinishing Limit: 26 mm
1
Brake Disc Parallelism:
The difference between any
surements should not be more
(0.0006 in).
in)
thickness
than 0.015 mm
4. If the disc is beyond the limits for thickness or
parallelism, refinish the rotor.
Bleeding
CAUTION:
l
Use only clean DOT3 or 4 brake fluid.
l
Make sure no dirt or other foreign matter is allowed
to contaminate the brake fluid.
l
Do
not mix different brands of brake fluid as they
may not be compatible.
Do not spill brake fluid on the car, it may damage the
paint; if brake fluid does contact the paint, wash it
off immediately with water.
NOTE: The reservoir on the master cylinder must be
full at the start of bleeding procedure, and checked
after bleeding each brake caliper. Add fluid as required.
Use only clean DOT3 or 4 brake fluid.
BLEEDING SEQUENCE
Front Right
R e a r R i g h t
1 .
2.
3.
Front Left
Rear Left
Have someone slowly pump the brake pedal
several times, then apply steady pressure.
Loosen the brake bleed screw to allow air to escape
from the system. Then tighten the bleed
screw
securely.
Repeat the procedure for each wheel in the se-
quence shown above, until air bubbles no longer
appear in the fluid.
e