Grinding in of valves is necessary for making with application only fine-grained polishing paste.
PERFORMANCE ORDER
Surface of a saddle of the valve to grease with a small amount of paste and to establish the valve in a corresponding saddle. Densely to press to a valve plate a rubber sucker and to rotate the valve in one or other party.
After the termination of process of grinding in all details carefully to clear of a dirt and paste and to check up a saddle and a valve plate. The continuous matte ring on both details which specifies width of a facet of the valve should be visible.
