# SDR UALA2012073004096

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2012
- Submitted: November 27, 2012
- Operation: Air carrier
- Aircraft: [N831UA](https://openairdocs.org/aircraft/N831UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1291
- Aircraft time: 41,335 hours, 16,696 cycles
- Engine: Iae V2522A5
- System (JASC): [2730 · Elevator Control System](https://openairdocs.org/jasc/2730)
- Part: Elevator
- Condition: Flutter
- Location: Tail
- Stage of operation: CL
- How discovered: O
- Nature of condition: E
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012073004096

## Discrepancy

VERY STRONG FLUTTER IN CLIMB FL230M.77 WITH -.4PITCH TRIM AND IN CLEAR SLOWED IN CLIMB AND DSPTD.  CW VIBRATION REPORTING CL, PROCESS FOR ID OF VIBRATION SOURCE, DECISION TREE, DECISION TABLE, IAW DECISION TABLE WAS A TYPE 1, CW FAULT ISOLATION TYPE 1 IAW 27-30-00-810-850 ELEV PLAY OK L G4.7 B5.0 R Y4.6 B4.95 MAX 6.25

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