By the indicator of hour type measure wheel palpation.
Replace a wheel if wheel palpation exceeds maximum permissible value.
Maximum permissible palpation of a wheel:
Radial palpation of a steel disk of a wheel: 0,5 mm Axial palpation of a steel disk of a wheel: 0,8 mm Radial palpation of an aluminium disk of a wheel: 0,3 mm Axial palpation of an aluminium disk of a wheel: 0,3 mm