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7.2.6. Replacement of a beam of a back suspension bracket

It is more convenient to remove a beam of a back suspension bracket on the elevator. If there is no opportunity to install the car on the elevator, lift a back part of the car, having established a jack under a beam. Then establish support under nests for installation of a jack on a car body.

Good advice
It is necessary to remove a beam of a back suspension bracket with assistants who will hold and lower a beam of a back suspension bracket.

Prevention
Weaken and tighten bolts of fastening of a wheel only on the car standing on the earth.

It will be required to you: keys "on 17" (two), "on 19" (two).
1. Remove back wheels.
2. Disconnect from arms on levers of a beam of a back suspension bracket the lower ends of damping racks (see. "Removal and installation of a damping rack of a back suspension bracket").
3. Take back cables of the drive of the parking brake from holders on arms of fastening of a beam of a back suspension bracket to a body (see. "Replacement of cables of the drive of the parking brake").
5. Disconnect back cables of the parking brake from razzhimny levers of brake mechanisms of back wheels (see. "Replacement of blocks of brake mechanisms of back wheels")...
6.... also take cables from openings of boards of brakes.
7. Disconnect on one brake hose on both sides from pipelines on a beam of a back suspension bracket (see. "Replacement of hoses of hydraulic actuators of brakes") also muffle openings of hoses.
8. Turn off nuts of bolts of fastening of a beam to arms on a body, take bolts and remove a beam assembled with the stabilizer of cross stability.


Prevention
The beam of a back suspension bracket can be removed, having turned out three bolts of fastening of its arms to a body. However it is necessary to consider that after long operation bolts of fastening of arms korrodirut and the attempt of their reversing can lead to failure of a carving, breakage of bolts or a separation of welded nuts from the body basis.

9. Establish a beam of a back suspension bracket as it should be, the return to removal. Finally tighten nuts of bolts of fastening of a beam on the car standing on the earth.
10. After installation of a beam pump over the brake system (see. "Pumping of a hydraulic actuator of the brake system") and if necessary adjust the parking brake (see. "Adjustment of the drive of the parking brake").