# SDR AALA202610025435

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2026
- Submitted: October 3, 2026
- Operation: Air carrier
- Aircraft: [N915NN](https://openairdocs.org/aircraft/N915NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33227
- Aircraft time: 39,928 hours, 17,360 cycles
- Engine: Cfmint CFM567B24E
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part serial: 962531
- Condition: Damaged
- Location: Nr 2
- Part time: 39,927 hours, 17,360 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: O
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202610025435

## Discrepancy

AIRCRAFT WAS GROUNDED: EXPERIENCED ADVERSE YAW TO THE AIRCRAFT LEFT ON TAKEOFF ROLL AFTER SETTING TAKEOFF POWER.  TAKEOFF WAS ABORTED.  EMERGENCY DECLARED AS A PRECAUTION AND ARFF ROLLED TO INSPECT BRAKES.DUE TO THE EXTENT OF INTERNAL HPC AND VSV DAMAGE IDENTIFIED DURING THE BORESCOPE INSPECTION,  ENGINE CHANGE WAS REQUIRED.   REMOVED AND REPLACED LEFT ENGINE ASSY IAW J/C 08L40072003.

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