# SDR 2005UALA00277

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 1, 2005
- Submitted: April 12, 2005
- Operation: Air carrier
- Aircraft: [N432UA](https://openairdocs.org/aircraft/N432UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 587
- Aircraft time: 31,377 hours, 11,065 cycles
- Engine: Iae V2527A5
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Blade
- Condition: Failed
- Location: Nr 2 Eng Compres
- Stage of operation: TO
- How discovered: O
- Nature of condition: A
- Precautionary procedure: C, F
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2005UALA00277

## Discrepancy

ABORTED INITIAL TAKEOFF ROLL DUE TO COMPRESSOR STALL AND REPORTED FLAMES FROM NR 2 ENGINE.   ENGINE TEARDOWN CONFIRMED A HPC STAGE 3 BLADE FAILURE.   THIS FAILURE MODE IS AN INDUSTRY KNOWN PROBLEM AS A RESULT OF WEAR ON THE BLADE MIDSPAN SHROUD.   A PROGRAM IS IN PLACE TO BORESOPE  HIGH TIME COMPRESSOR BLADES SUSCEPTIBLE TO INCREASE MIDSPAN SHROUD WEAR.   IAE HAS RECENTLY ISSUED A SERVICE BULLETIN WITH A NEW DESIGN TO REDUCE MIDSPAN SHROUD WEAR.

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