Yamaha WR450F Manual De Servicio Del Propietario página 554

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FRONT BRAKE AND REAR BRAKE

REMOVAL POINTS

• Master cylinder cap 1

• Master cylinder cap 1

Do not remove the diaphragm.

2. Connect the transparent hose 2 to the

bleed screw 1 and place a suitable con-

tainer under its end.

3. Loosen the bleed screw and drain the

brake fluid while pulling the lever in or

pushing down on the pedal.

• Do not reuse the drained brake fluid.

• Brake fluid may erode painted surfaces or

plastic parts. Always clean up spilled

fluid immediately.

Caliper piston

• Caliper piston

Use compressed air and proceed care-

• Cover piston with rag and use extreme

caution when expelling piston from cylin-

• Never attempt to pry out piston.

Caliper piston removal steps:

• Insert a piece of rag into the caliper to lock

one caliper.

• Carefully force the piston out of the caliper

cylinder with compressed air.

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