Not-So-Good Vibrations, Part 1

During a walk-around of an ATR 42-300, components of the right-hand main landing gear’s side brace were found to be migrating from the assembly bore. Transport Canada applauded this example of an observant maintenance staff member who found this defect on the ground. This likely prevented a failure that could have adversely affected the aircraft’s ability to land safely. Credit: Transport Canada “Fixed Wing--Make A to C: Feedback--Canadian Aviation Service Difficulty Reports”
Editor's note: This is the first of a three-part article series. Our aircraft have a multitude of components in which some movement is completely normal, and under specific circumstances, they create perceptible noises and vibrations. An example would be the lowering of flaps, spoilers and landing...

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