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738-420A PR377C
NOTE: During the bleeding procedure, watch the
reservoir sight glass very closely to make sure
there is always a sufficient amount of brake fluid.
When the sight glass changes from dark to light,
refill the reservoir before the bleeding procedure is
continued. Failure to maintain a sufficient amount
of fluid in the reservoir will result in air in the sys-
tem.
D. Repeat step C until the brake lever is firm.
E. At this point, perform step B, C, and D on the
AL681
other FRONT bleeder screw; then move to the
REAR bleeder screw and follow the same pro-
2. Compress the brake lever/pedal several times to cedure.
check for a firm brake. If the brake is not firm, the
system must be bled. 4. Carefully check the entire hydraulic brake system
that all hose connections are tight, the bleed
3. To bleed the brake system, use the following pro- screws are tight, the protective caps are installed,
cedure. and no leakage is present.
A. Remove the cover and fill the reservoir with
DOT 4 Brake Fluid. ! CAUTION
B. Install and secure the cover; then slowly com- Brake fluid that has been drained or bled from the
press the brake lever several times. brake system must NEVER be re-used or severe
brake system corrosion and damage may occur.
C. Remove the protective cap, install one end of a Always discard used brake fluid in an appropriate
clear hose onto one FRONT bleeder screw, and manner.
direct the other end into a container; then while
holding slight pressure on the brake lever, open ! CAUTION
the bleeder screw and watch for air bubbles. This hydraulic brake system is designed to use DOT
Close the bleeder screw before releasing the 4 brake fluid only. If brake fluid must be added, care
brake lever. Repeat this procedure until no air must be taken as brake fluid is very corrosive to
bubbles are present.
painted surfaces.
INSPECTING HOSES
Carefully inspect the hydraulic brake hoses for cracks
or other damage. If found, the brake hoses must be
replaced.
CHECKING/REPLACING PADS
The clearance between the brake pads and brake discs
is adjusted automatically as the brake pads wear. The
only maintenance that is required is replacement of the
brake pads when they show excessive wear. Check the
AF637D
thickness of each of the brake pads as follows.
2-16