Chassis - Yamaha YZ85(R)/LC Owner's Service Manual

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CHASSIS/BRAKE SYSTEM AIR BLEEDING
È
É
EC360000

CHASSIS

EC361012
BRAKE SYSTEM AIR BLEEDING
WARNING
Bleed the brake system if:
The system has been disassembled.
G
A brake hose has been loosened or
G
removed.
The brake fluid is very low.
G
The brake operation is faulty.
G
A dangerous loss of braking performance
may occur if the brake system is not prop-
erly bleed.
1. Remove:
Reservoir cap
G
Diaphragm
G
2. Bleed:
5PA30290
Brake fluid
G
È Front
É Rear
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 2 tightly to
the caliper bleed screw 1.
5PA30300
d. Place the other end of the tube into a con-
tainer.
e. Slowly apply the brake lever or pedal sev-
eral times.
f. Pull the lever in or push down on the
pedal. Hold the lever or pedal in position.
g. Loosen the bleed screw and allow the
lever or pedal to travel towards its limit.
h. Tighten the bleed screw when the lever or
pedal limit has been reached; then
release the lever or pedal.
i. Repeat steps (e) to (h) until of the air bub-
bles have been removed from the system.
3 - 16
INSP
ADJ
Bleed screw:
6 Nm (0.6 m • kg, 4.3 ft • lb)

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