8.6. Replacement of back brake shoes on disk brakes


Surely you make replacement of all blocks on one axis of the car even if the limit of wear was reached by one block. If blocks are repeatedly established, before removal mark them.

1. Lift a back part of the car and record on supports. Remove back wheels.
2. Note an anti-tinkling sound spring arrangement, then, using a steel core or the screw-driver, from the outer side squeeze out the lower and top pins of fastening of brake shoes.
3. Remove an anti-jingle spring.
4. Using the special tool or flat-nose pliers, take an external brake shoe from a support.
5. Using flat-nose pliers, take an internal brake shoe from a support.
6. Clear a support of dust and dirt.
7. Measure thickness of brake shoes.
8. If blocks are suitable for further operation, clear them, using a wire brush and rags.
9. If new brake shoes are established, press the piston into a support the hammer handle. At the same time you watch that the piston did not warp, and the surfaces of the piston and a boot were not damaged. At a piston vdviganiye brake fluid is forced out from the brake cylinder in a broad tank. Therefore constantly watch liquid level in a tank, and if necessary, pump out its small amount from a tank.
10. Check that dredging in the piston is located at an angle 23 ° to the horizontal line. If necessary turn the piston in required position.
11. Establish new brake shoes in a support. Check that blocks freely move in a support.
12. Establish an anti-tinkling sound spring on blocks, then from the inside insert pins of fastening of brake shoes. At the same time at the same time press an anti-tinkling sound spring.
13. Several times press a brake pedal that brake shoes nestled on a brake disk.
14. Repeat above-mentioned actions on the second wheel.
15. Establish wheels and lower the car.
16. Check the level of brake fluid.