| 1. To insert directing core into the plug. |
| 2. To establish a grinding head the party with конусностью 45 on a valve saddle, fig. the Grinding head for processing of saddles of valves see. |
| 3. To attach the handle with распорной the plug. Grinding to continue until the grinding head will not start to remove saddle metal in regular intervals on all circle. It is necessary to aspire to remove as less as possible metal from a saddle facet. |
| 4. To turn a grinding head and to establish its party with конусностью 30 "on a saddle. To spend similarly polishing of a facet of a saddle. The same grinding head is applied to processing of saddles of inlet and final valves. |
| 5. To cover facets of a saddle with thin grinding paste, to insert into the plug the valve and cautiously to turn it with small pressing. To raise the valve and to check up прилегание its heads to a saddle. If there is no uniform contact of the valve to a saddle, to repeat operation of polishing of a saddle. |
| 6. Grinding in of valves. |
