188.8.131.52. Measurement of diameter of a core of the valve
Measure by a micrometer diameter of a core of each valve in the X and Y directions in three points (A, B, and C) as shown in the figure 2.140
If diameter does not meet standard, replace the valve.
- Admission: 5,470–5,485 mm;
- Release: 5,465–5,480 mm.
- Admission: 5,440 mm;
- Release: 5,435 mm.