7.2.3. Removal and installation of a beam of a back suspension bracket

Fig. 5.12. Back suspension bracket: And — with a drum brake; B — with a disk brake; 1 — a cross beam; 2 — a shock-absorber rod nut; 3 — the plug; 4 — a lining of the top support; 5 — the top support of the shock-absorber; 6 — the top basic cup of a spring; 7 — the compression course buffer; 8 — a protective cover; 9 — a suspension bracket spring; 10 — the shock-absorber; 11 — a brake board; 12 — a nave; 13 — a washer; 14 — a nut of fastening of a nave; 15 — the forelock; 16 — jet draft; 17 — the cross lever

During the work be guided by fig. 5.12 and 5.17.

Fig. 5.17. Sizes of the cross lever of a back suspension bracket and jet draft: And — the cross lever; B — jet draft; and = 207 — 208 mm; = 394 — 395 mm; in = 601 — 603 mm; = 106 — 108 mm

The big opening of jet draft serves for fastening to a suspension bracket beam; a small opening — for fastening to the cross lever of a suspension bracket.

Lift a back part of the car and establish on supports. Remove back

wheels. Pump out the syringe liquid from a tank of the brake system. Disconnect brake hoses and wheel sensors (in the presence of ABS).

Fig. 5.18. Fastening of the cross lever of a back suspension bracket: 1 — a bolt of fastening of the cross lever to a body; 2 — a bolt of fastening of the cross lever to a beam of a back suspension bracket; 3 — bolts of fastening of jet draft

Fig. 5.14. A bolt of fastening of a rack of a back suspension bracket to a beam of a back suspension bracket

Disconnect a cable of the parking brake from brake mechanisms on both sides. Exempt a cable from clamps on a suspension bracket beam. Prop up a beam of a back suspension bracket, using a jack or supports. Turn out a bolt of 1 (fig. 5.18) of fastening of the cross lever to a body. Turn out bolts of fastening of telescopic racks to a back beam (see fig. 5.14). Turn out bolts of fastening of longitudinal levers of a beam to a body and carefully lower a beam of a back suspension bracket.

Carry out installation in the sequence, the return to removal, at the same time replace everything самоконтрящиеся nuts. Tighten threaded connections the set moments specified in appropriate section. Pump over the brake system and adjust the parking brake. Check the angles of installation of back wheels.