# SDR WI5R201812120001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2018
- Submitted: December 12, 2018
- Operation: General aviation
- Aircraft: [N620GB](https://openairdocs.org/aircraft/N620GB), registered now
- Make and model: Cessna 525C
- Registry model: [Cessna 525C](https://openairdocs.org/model/cessna-525c) (OpenAirDocs)
- Aircraft serial: 0130
- Engine: Wilint FJ444A
- Engine time: 1,676 hours, 890 cycles
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Rotor
- Part number: 119345
- Part serial: HW36293
- Condition: Fractured
- Location: Engine Ip
- Part time: 1,676 hours, 890 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WI5R201812120001

## Discrepancy

DURING TROUBLESHOOTING FOR SUDDEN ITT SPLIT BETWEEN LH AND RH ENGINES, BORESCOPE INSPECTION DISCOVERED A MISSING 3RD STAGE IPC ROTOR BLADE AND POTENTIAL DAMAGE TO THE HPC ROTOR.  DISASSEMBLY OF THE ENGINE CONFIRMED A MISSING 3RD STAGE BLADE.

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