Bleeding The Rear Brake System - Zetor 86 41 forterra turbo Operator's Manual

BLEEDING THE REAR BRAKE SYSTEM

− Check the level of the brake liquid in the expansion tank, replenish it with the fresh
liquid to the maximum level.
− Put a hose on the bleeding screw of the brake cylinder and submerge its second
end to the bottom of the transparent vessel partially filled with brake liquid.
− Depress the brake pedal, loosen the bleeding screw through 1/4 turn as maximum,
depress fully the pedal, and tighten the bleeding screw again.
− Release the brake pedal and repeat the procedure until air bubbles stop escaping
from the hose.
SETTING-UP OPERATIONS
191
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In the course of bleeding monitor the
amount of liquid in the expansion tank
for avoiding aspiration of air (A).
Keep the hose end submerged in
the liquid continuously with hold-
ing the vessel as high as possi-
ble (B). After two years, the
brake liquid must be exchanged
in the whole braking circuit:
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