Narrative:

While climbing through F240 we experienced moderate buffeting whose source could not be identified. Declared an emergency and diverted. Mechanical problem with the aircraft.

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Original NASA ASRS Text

Title: An A319 developed a moderate airframe buffet climbing through FL240 at 320 KTS. An emergency was declared with a diversion to a nearby airport. Maintenance later isolated the vibration to the elevator servos.

Narrative: While climbing through F240 we experienced moderate buffeting whose source could not be identified. Declared an emergency and diverted. Mechanical problem with the aircraft.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.