2.10.4. Grinding in of a saddle of valves

At perfectly processed rings of saddles of valves and new valves grinding in of saddles of valves in a head of the block of cylinders is not required.

1. Valves are allowed to be ground in only fine-grained grinding paste. For rotation of the valve on a plate of the valve the rubber sucker is established. In avoidance рисок on a surface of a saddle it is necessary to grind in uniform rotations with frequent raising of the valve.


After grinding in carefully to remove grinding paste.

2. Quality of grinding in is checked on a spot of contact and fuel: to install freely valves, to fill in fuel in the combustion chamber. Fuel should not filter through a valve guide. Otherwise to continue grinding in.