5.8.8. Replacement of laying of a final collector

Between flanges of a head of the block of cylinders and a final collector the sealing laying made of the pressed asbestine leaf, reinforced by steel is established. At violation of tightness of this laying there is a break outside of the fulfilled gases, being accompanied a characteristic sharp sound (a collector «сечет»). If it is not possible to eliminate malfunction a tightening of fastening of a final collector, replace laying.

It be required to you: face heads «on 13», «on 16».

1. Unscrew three nuts of fastening of a reception pipe to a final collector and lower a reception pipe down.	2. Remove the thermoscreen of a final collector (see. «Removal and installation of thermoscreens»).

3. Unscrew eight nuts of fastening of a final collector.	4. Remove from hairpins a final collector.

5. Remove the thermoscreen...	6.... and the laying established under it.

7. Carefully clear privalochny surfaces of a head of the block and a final collector of the remains of old laying and a deposit.

8. Establish new laying and all removed details in sequence, return to removal.

9. Nuts of fastening of a final collector tighten evenly cross-wise.

Good advice In order to avoid burning of laying and for increase of its tightness we recommend to grease before installation of laying it from both parties a thin layer of graphitic greasing. Hairpins of a head of the block of cylinders grease with graphitic greasing.