6-2-13-2-snyatie-tormoznykh-kolodok.html
6.2.13.2. Removal of brake shoes
ATTENTION
At replacement of brake shoes always change internal and external laying and covers of laying in a set.
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Merge brake liquid.
Remove a forward wheel and temporarily fix a rim two nuts.
Unscrew a bolt and disconnect an arm of a brake hose.
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Fig. 6.44. Weakening of bolts of fastening of a support
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Holding directing fingers, turn off bolts of fastening of a support (fig. 6.44).
Turn off fixing bolts of the case of a support and remove a support (fig. 6.45).
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Fig. 6.46. Removal of boots of directing fingers
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Holding a support in a vice with soft sponges, by means of a screw-driver and a hammer remove boots of directing fingers (fig. 6.46).
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Fig. 6.47. Removal of a cover of the brake cylinder
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Using a screw-driver, remove a spring ring of a cover of the brake cylinder and a cover (fig. 6.47).
Place rags between the piston and the cylinder.
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Fig. 6.48. Piston extraction from the cylinder
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Using the compressed air, remove the piston from the cylinder (fig. 6.48).
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Fig. 6.50. Measurement of thickness of overlays of brake shoes
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Measure thickness of overlays of brake shoes by a ruler (fig. 6.50).
Standard thickness: 12 mm.
Minimum thickness: 1,0 mm.
If the minimum thickness of a block does not correspond specified, replace blocks.
Completely drown the piston in the cylinder, using the special adaptation.
Establish a block of a brake disk.
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