Fig. 2.143. The measured height: 1 – naprvlyayushchy plug of the valve; 2 – head of the block of cylinders

Measure height of a vystupaniye (size A) of each guide of the plug of the valve without the lower saddle of a valvate spring (fig. 2.143).

If height does not meet standard, replace the directing valve plug.

Standard diameter:

- Admission: 12,2–12,8 mm;

- Release: 12,2–12,8 mm.