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.
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Prevention
Weaken and tighten bolts of fastening of a wheel only on the car standing on the earth.
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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").
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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").
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4. Remove brake drums on both sides (see. "Removal and installation of reels of brake mechanisms of back wheels").
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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")...
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6.... also take cables from openings of boards of brakes.
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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.
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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.
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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").