# SDR WI5R2018101200000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 2018
- Submitted: October 12, 2018
- Operation: General aviation
- Filed by: [Williams International Co, LLC., repair station WI5R335J](https://openairdocs.org/faa-repair-station/WI5R335J/williams-international-co-llc.md) (OpenAirDocs)
- Aircraft: N52CV
- Make and model: Cirrus SF50
- Registry model: [Cirrus SF50](https://openairdocs.org/model/cirrus-design-sf50) (OpenAirDocs)
- Aircraft serial: 0010
- Engine: Wilint FJ335A
- Engine time: 738 hours, 538 cycles
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Blade
- Part number: 121305
- Part serial: HW41783
- Condition: Missing
- Location: Engine
- Part time: 738 hours, 538 cycles
- Component: Engine, Wilint, FJ335A
- Component part number: 79400201
- Stage of operation: IN
- How discovered: O
- Nature of condition: E
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WI5R2018101200000

## Discrepancy

AFTER A FIELD EVENT, THE REQUIRED VIBRATION TESTING INDICATED UNACCEPTABLE 1ELP LEVELS AROUND .8 IPS.  FIELD TROUBLE SHOOTING DISCOVERED A MISSING 3RD STAGE IP ROTOR BLADE.  DISASSEMBLY OF THE ENGINE HAS CONFIRMED ONE MISSING 3RD STAGE IP BLADE.  THE IP ROTOR HAS BEEN HELD FOR FURTHER INVESTIGATION IF NECESSARY.

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