| 1. To screw up jams plum of cooling liquid in the block of cylinders and a radiator. |
| 2. To check fastening of elastic pipelines of system of cooling. |
| 3. To fill system with cooling liquid through a jellied opening of a broad tank to level with designation "MOVE" on a tank and to screw up a stopper. |
| 4. To start the engine and to hold its number of turns within 1000–1500 rpm before opening of the thermostat of system of cooling. |
| 5. To check liquid level in a broad tank which should be between the signs "MIN" and "MAH" |