# SDR P5CA2010050601635

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 6, 2010
- Submitted: May 10, 2010
- Operation: Air carrier
- Aircraft: [N450PA](https://openairdocs.org/aircraft/N450PA), registered now
- Make and model: Boeing 747-46NF
- Registry model: [Boeing 747-46NF](https://openairdocs.org/model/boeing-747-46nf) (OpenAirDocs)
- Aircraft serial: 30808
- Aircraft time: 41,584 hours, 6,810 cycles
- Engine: Ge CF680C2B1F
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Compressor
- Condition: Damaged
- Location: Nr 3 Engine
- Part time: 19,108 hours, 2,880 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: E, J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA2010050601635

## Discrepancy

MEMO MESSAGE "VVVVVV" DISPLAYED AT 1515Z AT FL 360, ENGINE 3 N2 VIBRATION AT 5.0.  ALL OTHER PARAMETERS WERE NORMAL AND MONITORED.  AT APPROXIMATELY 12,000 FT, NR 3 ENGINE FAILED.  QRH PROCEDURES ACCOMPLISHED.  INSPECTION OF TAILPIPE REVEALED NO METAL.  BOROSCOPE INSPECTION OF COMPRESSOR REVEALED DAMAGE TO FIRST STAGE BLADES.  ENGINE REPLACEMENT REQUIRED.

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