Sentra 2008

Wheel Cylinders

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Removal & Installation




NOTE
Clean dust with a vacuum dust collector to minimize the hazard of air borne particles or other materials.


WARNING
While removing brake shoes, do not depress brake pedal because wheel cylinder pistons will pop out.


NOTE
It is not necessary to disconnect brake tube except for disassembly or replacement of wheel cylinder assembly.


NOTE
Keep drum and shoes free from brake fluid and grease.


NOTE
When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spilling.

  1. Remove the rear drum brake assembly. Refer to Rear Drum Brakes in the Brakes Section.
  2.  
  3. Disconnect the brake tube from the wheel cylinder.
    NOTE
    Cap or plug opening(s) to prevent fluid from spilling.

  4.  
  5. Remove the wheel cylinder bolts, and then remove wheel cylinder from the back plate.
  6.  

To install:

  1. Install the wheel cylinder bolts, and then install wheel cylinder from the back plate.
  2.  
  3. Connect the brake tube to the wheel cylinder.
  4.  
  5. Install the rear drum brake assembly. Refer to Rear Drum Brakes in the Brakes Section.
  6.  
  7. Tighten the bolts to specified torque as shown in the accompanying illustration.
    NOTE
    Bleed the brake system. Refer to Bleeding The Brake System in the Brakes Section.



    Click image to see an enlarged view

    Fig. Exploded view of the rear drum brake system

  8.  

 
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