Narrative:

Aircraft was towed over from hardstand by maintenance after being worked on for a previous write-up for excessive vibration. Aircraft was released from maintenance and all previous write-ups for vibration were cleared. After departure; on climb out from 12;000 feet to FL230 we experienced moderate vibration. Flight attendants also called to notify us of moderate vibration in the aft cabin as well; and that several passengers were concerned. We then made the decision to return to the departure airport. We followed and complied with all fom and communication procedures for an air-return and overweight landing. An uneventful and normal landing was made approximately 20 minutes later with aircraft weight at 150;200 pounds; and vertical speed at touchdown at 200 FPM.

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Original NASA ASRS Text

Title: An A319 crew reported experiencing moderate airframe vibration between 12;000 feet and FL230 at 310 knots. The flight returned to land at the departure airport.

Narrative: Aircraft was towed over from hardstand by maintenance after being worked on for a previous write-up for excessive vibration. Aircraft was released from maintenance and all previous write-ups for vibration were cleared. After departure; on climb out from 12;000 feet to FL230 we experienced moderate vibration. Flight attendants also called to notify us of moderate vibration in the aft cabin as well; and that several passengers were concerned. We then made the decision to return to the departure airport. We followed and complied with all FOM and COM procedures for an air-return and overweight landing. An uneventful and normal landing was made approximately 20 minutes later with aircraft weight at 150;200 LBS; and vertical speed at touchdown at 200 FPM.

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.