Technical characteristics of a back suspension bracket
Type
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N-shaped beam
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Shock-absorbers:
Type
Length of a course of a rod, mm
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Газонаполненные
241
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The resistance developed by a telescopic rack, at speed of moving of a rod of 0,3 km/s, Н (kg):
At a return course
At a compression course
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440±80 (44±8)
160±50 (16±5)
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Fig. 4.34. A back suspension bracket: 1 – торсионная a beam of a back suspension bracket; 2 – a spring of a back suspension bracket;
3 – a cap; 4 – the top basic cup of a spring of a suspension bracket; 5 – a fastening arm торсионной beams of a back suspension bracket; 6 – the shock-absorber of a back suspension bracket
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The back suspension bracket is shown on fig. 4.34.
Torsionnaja beam of a back suspension bracket
Removal
Remove a back wheel.
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Fig. 4.35. Bolts of fastening of an axis of a nave of a back wheel
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Remove a nave of a back wheel (fig. 4.35) and the nave bearing.
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Fig. 4.36. A detachment of a cable of a drive of a lay brake
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Disconnect a cable of a drive of a lay brake (fig. 4.36).
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Fig. 4.37. Fastening of brake hoses and brake pipelines to a beam of a back suspension bracket
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Disconnect a brake hose and the brake pipeline (fig. 4.37).
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Fig. 4.38. Jack installation under торсионную a beam of a back suspension bracket
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Establish a jack under торсионную a beam and turn away a bolt of the bottom fastening of an amorti-jam of a back suspension bracket (fig. 4.38).
Slowly lowering a jack, remove a suspension bracket spring.
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Fig. 4.39. Bolts of an arm of fastening торсионной beams to a body
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Turn away bolts of an arm of fastening торсионной beams to a body (fig. 4.39).
Installation
Installation is spent in an order, the return to removal.
Tighten carving connections by the moments specified more low.
The inhaling moments, Н·м:
Bolts of fastening of the bearing of a nave of a back wheel..... 80–90
Bolt of the bottom fastening of the shock-absorber of a suspension bracket..... 100–120
Fastening bolts торсионной suspension bracket beams..... 100–120
Bolts of fastening of arms of a beam of a suspension bracket..... 100–120
Attach a cable of a drive of a lay brake.
Remove air from a hydrodrive of brakes (the section «Brake system» see).
Shock-absorbers of a back suspension bracket
Removal
Remove a back wheel.
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Fig. 4.40. A cap of the shock-absorber of a back suspension bracket
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In a luggage space remove a rug from facing боковины and a screw-driver remove заглушку (fig. 4.40).
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Fig. 4.41. A nut of the top fastening of the shock-absorber
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Turn away a nut of the top fastening of the shock-absorber (fig. 4.41).
Establish a jack under a beam of a back suspension bracket and turn away a bolt of the bottom fastening of the shock-absorber.
Remove the shock-absorber of a back suspension bracket.
Check of a technical condition
Check up the shock-absorber on presence of deterioration or damages.
Check up rubber details on presence of damages and deterioration of properties of a material.
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Fig. 4.42. Check of work of the shock-absorber
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Check up the shock-absorber on presence of the raised rigidity or an extraneous sound in an operating time (fig. 4.42).
Installation
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Fig. 4.43. An inhaling of a nut of the top fastening of the shock-absorber
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Tighten a nut of the top fastening of the shock-absorber, as is shown in fig. 4.43.
Establish a jack under a suspension bracket beam.
Lift the car to the necessary height and tighten a bolt of the bottom fastening of the shock-absorber the moment 100–120 Н·м.
THE PREVENTION
Check up correctness of position of a spring of a suspension bracket.
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Springs of a back suspension bracket
Removal
Remove a back wheel.
THE NOTE
At removal of a beam of a suspension bracket track that the brake hose was not loaded.
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Fig. 4.44. The holder of fastening of a brake hose
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Remove the holder of fastening of a brake hose (fig. 4.44).
Establish a jack under a beam of a suspension bracket and turn away a bolt of the bottom fastening of the shock-absorber.
Turn away a bolt of fastening of a beam to an arm and three bolts of fastening of an arm to a body.
Remove a suspension bracket spring.
Check of a technical condition
Check up a suspension bracket spring on presence of cracks and deformation.
Check up basic cups of a spring on presence of damages and deformation.
Installation
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Fig. 4.45. The top basic cup of a spring
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Last coil of a spring should settle down in a flute of the top basic cup (rice 4.45).
Insert into a spring the bottom basic cup.
Establish a suspension bracket spring in former position.
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Fig. 4.46. Bolts of fastening of an arm of a beam of a suspension bracket to a body
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Lift the car a jack and wrap bolts of fastening of an arm of a beam of a suspension bracket to a body (fig. 4.46).
Tighten a bolt of the bottom fastening of the shock-absorber.
Naves of back wheels
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Fig. 4.47. A nave of a back wheel: 1 – a beam of a back suspension bracket; 2 – a nave of a back wheel; 3 – a brake drum
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Removal
Remove a brake drum.
THE NOTE
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Fig. 4.48. An arrangement of the screw of fastening of a brake drum
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For removal of a brake drum from a wheel nave turn away the fastening screw (fig. 4.48).
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Remove the gauge of speed of rotation of a wheel (on cars with ABS).
Turn away bolts of fastening of a nave of a back wheel.
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Fig. 4.49. Removal of a nave of a back wheel in gathering with an axis
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Take out a nave through the brake mechanism (fig. 4.49).
Check of a technical condition
Check up a nave on presence of cracks or damages.
Check up a cap and an open part of an epiploon on presence of traces подтекания greasings.
Be convinced of absence of the raised noise at nave rotation.
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Fig. 4.50. Check of the moment of resistance проворачиванию the nave bearing
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Check up the resistance moment проворачиванию the nave bearing (fig. 4.50).
The resistance moment проворачиванию no more than 1,8 Н·м.
Installation
Establish the nave bearing.
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Fig. 4.51. The gauge of speed of rotation of a wheel
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Establish the gauge of speed of rotation of a wheel (fig. 4.51).
Establish a wheel.
THE PREVENTION
Reliably connect a socket of the gauge of speed of rotation of a wheel (on cars with ABS).
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