| 1. To check up a centrifugal regulator. |
| 2. To a regulator to connect the vacuum pump. |
| 3. To finish the engine to speed of rotation of 2500 rpm and to measure size of a centrifugal advancing in degrees concerning a point "0" on a plate. |
| 4. To establish разряжение in a range of the values resulted in the characteristic and to finish the engine to speed of rotation of 2500 rpm. |
| 5. To measure size of a corner of an advancing of ignition and to take away earlier measured size of a centrifugal advancing that will give size of a vacuum advancing. |