# SDR C2X2008F00049

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 2, 2008
- Submitted: October 3, 2008
- Operation: Air carrier
- Aircraft: [N21145](https://openairdocs.org/aircraft/N21145), registered now
- Make and model: Cessna 182P
- Registry model: [Cessna 182P](https://openairdocs.org/model/cessna-182p) (OpenAirDocs)
- Aircraft serial: 18261444
- Engine: Rroyce AE3007A1E
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Rotor
- Part number: 23074650
- Condition: Eroded
- Location: Hp Turbine
- Part time: 14,192 hours
- Stage of operation: CL
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2X2008F00049

## Discrepancy

THE CREW REPORTED ENGINE NR 1 HP INDICATION IN YELLOW RANGE AFTER TAKEOFF, THE ACFT RETURNED TO DEPARTURE AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE NR 1 ENGINE. OPERATIONAL CHECKS WERE GOOD. SUPPLEMENT TO FOLLOW: CONDITION REPORT FROM MFG INDICATED HOT SECTION DETERIORATED. THE HIGH PRESSURE TURBINE MODULE EXHIBITED SULFIDATION AND EROSION OF AIRFOILS AS WELL AS A CRACKED COMBUSTION LINER. THE 1ST STAGE HPT VANES EXHIBITED COATING LOSS ON THE AIRFOILS AND EROSION/CRACKING ON THE AIRFOIL TRAILING EDGES. (BURN-THROUGH) (K)

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