1. Block forward wheels, release bolts of fastening of back wheels. Lift a back part of the car and establish on supports. Remove back wheels and release the emergency brake. |
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2. Unscrew screws of fastening and remove a drum. |
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3. If the drum does not give in to removal, then dig the getting liquid between a disk and a nave and several minutes later remove a drum. |
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4. If the drum still does not give in to removal (on a drum the development fillet was formed), then reduce blocks having turned the thin screw-driver a regulator cogwheel. |
5. Check existence of cracks, zadir, deep scratches and a vykrashivaniye on a drum. If defects are not eliminated with grinding with an emery paper, then a drum to a pereshlifuyta.
Prevention
Regrinding of a drum at each dismantling and check of a condition of a brake is recommended. Regrinding of a drum is not allowed if its internal diameter becomes more than the most admissible (it is specified on a drum).
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6. Disconnect the lower returnable spring at first from a forward block, then from back, and remove a spring. |
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7. Disconnect the top returnable spring at first from a forward block, then from back, and remove a spring. |
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8. Remove a clamping spring of a forward block, then a clamping spring of a back block. |
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9. Remove a forward block with the lever of the regulator and a spring. These details should be put at assembly on a new block. |
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10. Remove the regulator assembled. Wipe the regulator and be convinced that the wheel is scrolled freely. Every time at installation of blocks is recommended to replace a thermospring (spring bracket near a regulator wheel). Rotating a wheel expose the regulator in the situation corresponding to completely reduced blocks. |
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11. Disconnect a cable of the emergency brake from the lever of the drive and remove a back block |
12. Installation is carried out upside-down taking into account the following. |
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13. Apply high-temperature lubricant on the rubbing sites of a board of a brake. Do not allow hit of lubricant on the rubbing surfaces of brake shoes or a drum. |
14. Make sure that grooves of the regulator came into the corresponding grooves on the lever of the drive of blocks. |
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15. At installation of the regulator of blocks, at first install the lever on a block. |
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16. Then attach the lower end of a spring to the lever, and the top end to the corresponding opening in a forward block. |
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17. Upon termination of this stage of assembly the brake assembled has to look as it is shown in a picture. Now it is possible to start assembly of other brake. |
18. Upon termination of install brake drums. |
19. If changed wheel the cylinder, then pump over brakes (see subsection 10.16). |
20. Press several times a brake pedal that the regulator worked, at the same time from drums clicks have to be listened. |
21. Adjust the parking brake. |
22. Establish wheels and wrap bolts. Lower the car and tighten bolts with the set moment. Check work of brakes before departure. |