Air Bleeding (Hydraulic Brake System) - Yamaha YW50AP Service Manual

AIR BLEEDING (HYDRAULIC BRAKE SYSTEM)

AIR BLEEDING (HYDRAULIC BRAKE SYSTEM)
1. Bleed:
8 Brake fluid
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Air bleeding steps:
a. Add proper brake fluid to the reservoir.
b. Install the diaphragm. Be careful not to
spill any fluid or allow the reservoir to
overflow.
c. Connect the clear plastic tube 1 tightly to
the caliper bleed screw.
d. Place the other end of the tube into a con-
1
tainer.
e. Slowly apply the brake lever several times.
f. Pull the lever in. Hold the lever in posi-
tion.
g. Loosen the bleed screw and allow the le-
ver to travel towards its limit.
h. Tighten the bleed screw when the limit
has been reached, then release the lever.
i. Repeat steps (e) to (h) until the air bubbles
have been removed from the system.
j. Add brake fluid to proper level.
w
Check the operation of the brake after bleed-
ing the brake system.
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ADJ