14:15. Replacement of brake shoes on back disk brakes
Brake shoes on back disk brakes
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1 – cable of the parking brake and clip of fastening of a cable;
2 – connecting bolt;
3 – brake tube;
4 – the directing bolt;
5 – support;
6 – V-shaped spring;
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7 – brake shoe;
8 – laying;
9 – the directing plate;
10 – bolt;
11 – holder of a support;
12 – support piston
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Removal
| PERFORMANCE ORDER |
| 1. Remove a clip and disconnect a cable of the parking brake. |
| 2. Turn out a connecting bolt of fastening of a brake tube to a support. |
| 3. Press a back brake hose. |
| 4. Turn out two directing bolts of fastening of a support. |
| 5. Remove a support from a brake disk. |
| 6. Remove two V-shaped springs of fastening of brake shoes. |
| 7. Remove brake shoes, laying and the directing plates. |
| 8. Turn out two bolts of fastening of the holder of a support. |
| 9. Remove the holder of a support. |
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Check
| PERFORMANCE ORDER |
1. Measure thickness of brake shoes.
Thickness of brake shoes:
Nominal: 10,0 mm
Minimum admissible: 2,0 mm |
2. Measure by the indicator of hour type a beating of a brake disk.
Maximum beating: 0,08 mm |
3. Measure thickness of a brake disk.
Thickness of a brake disk:
Nominal: 10 mm
Minimum admissible: 8 mm |
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Installation
| PERFORMANCE ORDER |
1. Establish the holder of a support and fix it by two bolts.
Inhaling moment: 45–67 N • m |
| 2. Establish the directing plates. |
| 3. Establish brake shoes and laying and fix them by two V-shaped springs. |
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4. Special OK9A4 263 001 adaptation press the piston into a support in order that it was possible to establish a support on new brake shoes. |
5. Tighten two directing bolts of fastening of a support.
Inhaling moment: 29–39 N • m |
6. Connect a brake tube to a support and fix it by a connecting bolt.
Inhaling moment: 22–29 N • m |
| 7. Establish a cable of the parking brake and fix it by a clip. |
| 8. Remove air from a hydraulic contour of the brake system. |
| 9. Check lack of leak of brake fluid. |
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