TM 9-2330-251-14&P
4-33. BLEEDING HYDRAULIC BRAKE SYSTEM (M416A1) (Con't).
2.
Connect plastic tubing (6) to bleed fitting (7) on
wheel cylinder. Plastic tubing should be long
enough to reach ground when connected.
Fill container (8) 1/2 full with brake fluid and posi-
3.
tion by wheel being bled, Submerge free end of
plastic tubing (6) in brake fluid.
NOTE
Assistant should pump actuator slowly
q
while brakes are bled.
Ensure that free end of plastic tubing (6)
q
stays submerged in brake fluid.
4.
Open bleed fitting (7) 3/4 of a turn. Brake fluid
and air will be forced through plastic tubing.
Continue until no more air bubbles appear in
brake fluid.
5.
Close bleed fitting (7) and disconnect plastic
tubing (6).
6.
Repeat steps 2 through 5 for other wheel.
7.
Install screw (5) and new locknut (1) to secure shock absorber (4) to channel assembly (3).
b.
PRESSURE BLEEDING
NOTE
Fluid level of master cylinder (2) should be checked frequently during bleeding
procedure and fluid added as required. Failure to keep master cylinder filled will
allow air to enter the hydraulic brake system.
A suitable container should be used to catch any draining brake fluid. Ensure that
all spills are cleaned up.
1.
Connect pressure bleeder to master cylinder
(2) and operate in accordance with instructions
in TM 9-4910-709-14&P.
2.
Bleed hydraulic brake system by performing
MANUAL BLEEDING, steps 2 through 6.
TA503933
4-50
