14.3.2. A brake board

Fig. 300. Details of a back brake: 1 — brake колодка; 2 — a tension spring of a wedge; 3 — the bottom returnable spring; 4 — the top returnable spring; 5 — the lever of a lay brake; 6 — a press spring; 7 — a cup of a press spring; 8 — a clamping spring; 9 — разжимная a lath; 10 — a regulating wedge; 11 — the working brake cylinder; 12 — a bolt of fastening of the brake cylinder; 13 — a brake board; 14 — a keeping pin; 15 — a stopper of a viewing aperture

After removal brake колодок and the cylinder of a wheel and отворачивания four bolts of fastening the brake board 13 (fig. 300 see) can be removed from a bridge beam. Bolts of its fastening tighten the moment 60 Нм. They are rolled with the shaped washers established under their heads, and бо2льшая the basic surface is directed towards a brake board.