# SDR AALA201612209018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2016
- Submitted: December 21, 2016
- Operation: Air carrier
- Aircraft: [N770UW](https://openairdocs.org/aircraft/N770UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1393
- Aircraft time: 41,890 hours, 27,611 cycles
- Engine: Cfmint CFM565B6P
- Engine time: 50,915 hours, 26,829 cycles
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Engine
- Part number: 1887M10G01
- Part serial: 779415
- Condition: Stalled
- Location: Zone 400
- Part time: 50,915 hours, 26,829 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201612209018

## Discrepancy

AIRCRAFT WAS GROUNDED. APPARENT COMPRESSOR STALL ON INITIAL POWER REDUCTION ON TAKEOFF. UNABLE TO IDENTIFY WHICH ENGINE. ALL ENGINE INDICATIONS NORMAL. SUBSEQUENT ENGINE PERFORMANCE NORMAL. PERFORMED TSM SUP 73-00-00-810-866, STEP 4 D 1 THRU END OF TASK ON ENGINES NR 1 & NR 2. NO MAINTENANCE MESSAGES, ALL INSPECTIONS GOOD. ACCOMPLISHED ENGINE WASH. PERFORMED POWER ASSURANCE RUN ON NR 1 & NR 2 ENGINES PER AMM 71-00-00-710-008-B WITH NO DEFECTS NOTED. (SEE AALA201612209006).

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