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Table of Contents
•Install the
reservoir
cap, and connect a clear plastic
hose to the bleed valve
at
the caliper, running the other
end of the
hose
into a container. Pump the
brake
lever
or pedal a few times until it
becomes hard
and
then,
holding the lever squeezed or the pedal pushed down,
quickly open (turn counterclockwise) and close the
bleed valve.
Then
release the
lever
or pedal. Repeat
this operation until
no
more air can be
seen
coming
out into the plastic hose
.
Check the fluid
level in
the
reservoir every so often, replenishing
it
as
necessary.
•When air bleeding
is
finished,
install
the
rubber
cap
on the bleed valve,
and
check that the brake fluid is
filled to the level line in the reservoir.
A. Front Master Cylinder
Master Cylinder
1. Cap
8. Secondary Cup
2. Ring Plate
9.
Piston Stop
3. Diaphragm
10. Circlip
4. Reservoir
I
1. Dust Cover
5. Spring
12.
Push Rod
6. Primary Cup
13.
Dust Seal
7. Piston ·
14.
Liner
MAINTENANCE-CHASSIS 147
A. Rear Master Cylinder
Master cylinder parts wear
When master cylinder parts are worn or damaged,
proper brake fluid pressure cannot
be
obtained in
the
line, and the brake will not hold.
If the small
relief
port becomes plugged,
especially
with a swollen or damaged primary cup, the
brake
pads
will drag on the disc.
•Check that there are no scratches, rust or pitting on
the inside
of
the master
cylinder,
and that it is not
worn past the service limit.
•Check the piston for these same faults.
•Inspect the primary and secondary
cups.
If a cup is
worn, damaged, softened (rotted), or swol len, replace

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   Also See for Kawasaki Z250 1981

This manual is also suitable for:

Kz350 1981

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