1. Remove a cable of management of pressure from the spherical hinge on draft of a butterfly valve. |
2. Weaken the screw of fastening of two parts of a connecting level of the lever of a throttle, then move apart a connecting level for the maximum length (see drawing). |
3. Move a cable of management of pressure forward before emergence of notable resistance. |
4. In this situation establish the end a cable on the spherical hinge of draft of a butterfly valve. If necessary, adjust length of a connecting level so that the end of a cable was combined with the spherical hinge. |