4.3.7. Check of technical condition of details of a forward suspension bracket on the car

You carry out all checks and works from below the car installed on the elevator or a viewing ditch (with the hung-out forward wheels).
Find out whether is not present on details of a suspension bracket of cracks or traces of a zadevaniye against road obstacles or a body, deformation of levers, extensions, bars of the stabilizer, body frame details in places of fastening of knots and details of a suspension bracket.
Check a condition of rubber-metal hinges, rubber pillows. Check a condition of support of shock-absorbers of a suspension bracket.
Rubber-metal hinges and rubber pillows are subject to replacement at gaps and a unilateral vypuchivaniye of rubber, and also when cutting their face surfaces.

Fig. 4.2. Arrangement of the main knots and units of the car (bottom view in front): 1 – spring of a forward suspension bracket; 2 – forward bridge; 3 – shock-absorber of a forward suspension bracket; 4 – lever of a forward suspension bracket; 5 – stabilizer of cross stability; 6 – frame

The arrangement of the checked elements of a forward suspension bracket is shown in fig. 4.2.
On rubber details of a suspension bracket are not allowed:
– rubber aging signs;
– mechanical damages.
On rubber-metal hinges are not allowed:
– signs of aging, crack, unilateral vypuchivaniye of the rubber massif;
– lead of the rubber massif over fittings.
Replace faulty details.

Prevention
Pay special attention to mechanical damages (deformation, cracks and so forth) suspension bracket elements, especially levers.

1. Shaking a wheel in the vertical plane, check shkvorn for existence of side plays. If side plays in шкворнях are found, replace shkvorn together with inserts.
2. Check rubber plugs and saylentblok in places of fastening of levers of a forward suspension bracket to a beam of the forward bridge and to a frame.
3. Check a condition of rubber-metal plugs in places of fastening of a bar of the stabilizer to levers and a frame of the car.