# SDR AALA202402197592

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 16, 2024
- Submitted: February 19, 2024
- Operation: Air carrier
- Aircraft: [N903NN](https://openairdocs.org/aircraft/N903NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31153
- Aircraft time: 33,498 hours, 14,224 cycles
- Engine: Cfmint CFM567B20
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Case
- Part number: CFM567B26EG05
- Condition: Faulty
- Location: Compressor
- Stage of operation: CR
- How discovered: O
- Nature of condition: E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202402197592

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: HIGH ENGINE VIBRATION INDICATION ON NUMBER 2 ENGINE. AIRCRAFT RETURN TO AND LANDED SAFELY AT DFW WITHOUT FURTHER INCIDENT. REPLACED (FFCC) FAN FRAME COMPRESSOR CASE VIBRATION, PER AMM 77-31-04.

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