# SDR WI5R.20180628

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2018
- Submitted: June 28, 2018
- Operation: General aviation
- Aircraft: [N139CJ](https://openairdocs.org/aircraft/N139CJ), registered now
- Make and model: Cessna 525B
- Registry model: [Cessna 525B](https://openairdocs.org/model/cessna-525b) (OpenAirDocs)
- Aircraft serial: 0139
- Engine: Wilint FJ443A
- Engine time: 2,069 hours, 1,402 cycles
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Rotor
- Part number: 69026
- Part serial: HW21807
- Condition: Fractured
- Location: Engine
- Part time: 2,069 hours, 1,402 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/WI5R.20180628

## Discrepancy

THE ENGINE WAS RETURNED AFTER TROUBLE SHOOTING FOR EXCESSIVE ITT DURING TO ROLL.  THE ENGINE WAS DISASSEMBLED AND DETERMINED TO HAVE A MISSING 3RD STAGE IP ROTOR BLADE.  THERE WAS NO EVIDENCE OF UPSTREAM FOREIGN OBJECT DAMAGE (FOD).

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