# SDR 2008FA0000448

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 18, 2008
- Submitted: July 16, 2008
- Operation: General aviation
- Aircraft: [N78008](https://openairdocs.org/aircraft/N78008), registered now
- Make and model: Boeing 777224
- Aircraft serial: 29478
- Engine: Ge GE9092B
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Nozzle
- Part number: 1975M56G03
- Part serial: L900240
- Condition: Failed
- Location: Engine
- Part time: 39,277 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2008FA0000448

## Discrepancy

ENGINE SUFFERED AN OVERTEMP AND HPC/HPT ROTOR VIBRATION EXCCEEDANCE.  THE CUSTOMER REPORTED METAL PARTICLES IN THE EXHAUST.  DURING ENGINE MODULE DISASSEMBLY AT MFG, IT WAS NOTED THAT THE HPT STAGE 2 NOZZLE ASSY EXHIBITED SIGNIFICANT HARDWARE DAMAGE TO THE NOZZLE SEGMENTS, STAGE 1 AND STAGE 2 SHROUDS.  (K)

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