Tech A says that over time a grease seal can wear a groove in the sealing surface of the axle or shaft. Tech B says that grease seals need to be replaced every time the bearing is removed. Who is correct?

Question

Quizplus · Accepted Answer

Tech A is correct because a grease seal can indeed wear a groove in the sealing surface over time. Tech B is also correct because it is a good practice to replace grease seals whenever the bearing is removed to ensure proper sealing and prevent future leaks.

Tech a Says That Over Time a Grease Seal Can