15.9. Repair of a depreciation rack of a back suspension bracket

Elements of a depreciation rack of a back suspension bracket
1 – lock nut of a rod;
2 – washer;
3 – plate;
4 – top support of a rack;
5 – top laying of a spring; 		6 – dustproof cover;
7 – cylindrical spring;
8 – lower laying of a spring;
9 – buffer;
10 – rack with the shock-absorber

Dismantling
PERFORMANCE ORDER
1. Remove a back spring, and the shock-absorber.
2. Turn out two assembly bolts.
3. Fix the top support of a rack in a vice.
Prevention

Close sponges of a vice plates from soft material.

4. Weaken a lock nut on two-three turns.
Prevention

Do not turn out completely a nut.

5. Special OK2A1 341 001 adaptation squeeze a spring of a rack of a back suspension bracket.
6. Turn out a lock nut and remove a washer.
7. Remove the top support of a rack of a back suspension bracket, the top nest of a spring, the top laying of a spring, a cylindrical spring, a dustproof cover, the lower laying of a spring and the buffer.

Check
PERFORMANCE ORDER
Check the following details of a rack of a forward suspension bracket and, if necessary, replace them:
   a. undertake a hand a rod of the shock-absorber and several times press and extend it from the shock-absorber;
   b. check that the rod moves smoothly, without jammings and the effort enclosed to a rod does not change with each course;
   c. be convinced that when moving a rod there are no extraneous noises.

Assembly
PERFORMANCE ORDER
1. Fix the shock-absorber in a vice.
Prevention

Close sponges of a vice plates from soft material.

2. Establish the lower laying of a spring in a spring nest from a rack.
3. Special OK2A1 341 001 adaptation squeeze a spring of a rack of a forward suspension bracket.
4. Establish a cylindrical spring, having established the lower end of a spring in dredging.
5. Establish a dustproof cover and the buffer.
6. Establish the top laying of a spring and the top support of a rack, leveling two directing plugs of the top support and the lower arm of a rack.
7. Establish a washer and a lock nut of a rod and tighten it, a little.
8. Remove the special OK2A1 341 001 device for compression of a spring.
Prevention

Check that the cylindrical spring is correctly placed in the top and lower nests.

9. Close sponges of a vice plates from soft material and fix the top support of a rack in a vice.
10. Tighten a lock nut of a rod the required moment.

Inhaling moment: 64–80 N • m
11. Establish dustproof caps on nuts.