1. The captures of direction used valves do not supply the installation coaxial of valves in saddles that it takes to the significant increase in consumption of fuel and oil.
2. To check internal diameters of the valves of direction. If the values exceed the most admissible size, then it is necessary to substitute a guide of valves in the special repairs workshop.Prevention
The substitution of a guide also demands the regrinding of a nest of the corresponding valve.
The substitution of a guide also demands the regrinding of a nest of the corresponding valve.