The thrust bearing shown in the illustration has over eight years of ahead running time. Measurements show "i1" is 4 mm and "i2" is 1 mm. Which of the following conditions is indicated and what steps should be taken, if any? Illustration MO-0121

Question

Accepted Answer

No appreciable wear has occurred, and the proper maintenance procedures should continue to be followed.

Answer

A wear rate of 1.6 mm per year occurred. Although not excessive, this condition may require more frequent monitoring.

Answer

The stops in which the thrust bearing block rides are worn, and it is necessary to return these to their original specifications.

Answer

A wear rate of 1.6 mm per year is excessive and requires immediate assistance from the manufacturer's field support.

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