7.2.5. Replacement of a beam of a back suspension bracket

It is more convenient to remove Zadny Bridge on the elevator. If there is no opportunity to install the car on the elevator, carefully 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.

Useful tips
It is necessary to remove the back bridge with assistants who will hold and lower a beam of a back suspension bracket.
If after removal of a beam it is supposed to sort it, previously weaken an inhaling of bolts of fastening of wheels and nuts of naves.

When replacing worn-out rubber-metal hinges of levers of a beam of a back suspension bracket the special tool and skill therefore it is recommended to replace hinges in a specialized workshop are required.

Prevention
Weaken and tighten bolts of fastening of a wheel only on the car standing on the earth. Moment of an inhaling of bolts of 65-95 N · m (6,5–9,5 kgfs · м).

It will be required to you: a key "on 15", two keys "on 19", a special key "on 10" for an otvorachivaniye of nuts of brake tubes.
1. Remove shock-absorbers of a back suspension bracket on both sides of the car (see. "Replacement of the shock-absorber and spring of a back suspension bracket").
2. Disconnect cables of the parking brake from the equalizer, take out covers of both cables from an arm on a body, unbend two brackets of fastening of each cable to a body and take out both cables from arms of fastening of a beam of a back suspension bracket, for convenience of access to a bolt of fastening of a beam (see. "Replacement of a cable of the drive of the parking brake").
3. Disconnect an earring of the elastic lever of the drive of the regulator of pressure from an arm on a beam of a back suspension bracket (see. "Removal and installation of the regulator of pressure").
4. Disconnect on one brake hose on both sides from tubes on a beam of a back suspension bracket. Muffle openings of hoses.
5. Turn off on both sides on one nut of bolts of fastening of a beam to arms, beat out bolts and remove a beam, having rolled out it on wheels from under the car.

Note
The manufacturer recommends to remove a beam together with arms, having turned off three nuts of their fastening. However after long operation the rusted hairpins can break. Therefore it is better to remove a beam, having disconnected it from arms which will remain on a body.

6. 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. After installation pump over the brake system and adjust the parking brake.