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13. HYDRAULIC BRAKE Pulsar CK 125
Screws
BRAKE FLUID CHANGE/AIR
BLEED
Place the motorcycle on its main stand on
level ground and set the handlebar upright.
Remove the two screws attaching the brake
fluid reservoir cap.
Use shop towels to cover plastic parts
and coated surfaces to avoid damage
caused by splash of brake fluid.
Connect a transparent hose to the brake
caliper bleed valve and then loosen the bleed
valve nut.
Use a syringe to draw the brake fluid out
through the hose.
BRAKE FLUID REFILLING Bleed Valve
Connect a transparent hose and syringe to
the brake caliper bleed valve and then loosen
Brake Reservoir
the bleed valve nut.
Fill the brake reservoir with brake fluid and
use the syringe to draw brake fluid into it
until there is no air bubbles in the hose.
Then, tighten the bleed valve nut.
· When drawing brake fluid with the
syringe, the brake fluid level should be
kept over 1/2 of the brake reservoir
height to avoid air in the brake system.
· Use only the recommended brake fluid.
Bleed Valve
Recommended Brake Fluid: DOT-4
Brake Lever
BRAKE SYSTEM BLEEDING
Connect a transparent hose to the bleed valve
and fully apply the brake lever after
continuously pull it several times. Then,
loosen the bleed valve nut to bleed air from
the brake system. Repeat these steps until the
brake system is free of air.
When bleeding air from the brake system,
the brake fluid level should be kept over
1/2 of the brake reservoir height.
Bleed Valve
13-3