4.3.15. Check of a technical condition of details of a back suspension bracket on the car

All checks and works spend from below the car established on the lift or a viewing ditch (with the hung out back wheels).

Find out, whether there is no on details of a suspension bracket of cracks or traces задевания about road obstacles or a body, a deformation of levers, bars of the stabilizer, details of a back of a body in places of fastening of knots and suspension bracket details.

Check up a condition резинометаллических hinges, rubber pillows, and also a condition (deposit) of springs of a suspension bracket.

Rezinometallichesky hinges and rubber pillows are subject to replacement at ruptures and unilateral выпучивании rubbers, and also at cutting of their face surfaces.

Fig. 4.3. An arrangement of elements of a back suspension bracket on the car: 1 – the top lining of a spring; 2 – a spring of a back suspension bracket; 3 – the shock-absorber; 4 – the bottom lining of a spring; 5 – the lever of a back suspension bracket; 6 – a beam of a back suspension bracket

The arrangement of elements of a back suspension bracket on the car is shown on fig. 4.3.

On резинометаллических hinges are not supposed:

– Signs of ageing, a crack;

– Unilateral выпучивание a rubber file.

Defective details replace.

Check up absence of mechanical damages (deformations, cracks, etc.) suspension bracket elements.

1. At check attentively examine …

2. … rubber plugs of the bottom hinges …	3. … and pillows of the top hinges of shock-absorbers.

4. Examine shock-absorbers (begin to flow liquids and потение are not supposed).

5. Check up резинометаллические hinges (сайлентблоки) fastenings of a beam of a back suspension bracket to body arms.

6. Check up bearings of naves of back wheels, springs and compression buffers.

GOOD ADVICE Pay attention to system of release of the fulfilled gases. The extraneous knocks published by it, often accept for knock in a back suspension bracket. Application of non-standard details or breakage of elements of a suspension bracket of the muffler can cause strong knock, especially at перегазовках. For check stop the engine, attentively examine release system, check up reliability of fastening and a suspension bracket of the muffler. Undertaken the end of an exhaust pipe, shake the muffler upwards-downwards and here and there — knocks should not be.