# SDR UALA2012040302068

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2012
- Submitted: May 4, 2012
- Operation: Air carrier
- Aircraft: N180UA
- Make and model: Boeing 747422
- Aircraft serial: 25224
- Aircraft time: 87,591 hours, 10,503 cycles
- Engine: Pwa PW4056
- Engine time: 53,773 hours, 6,328 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part number: PW564R
- Part serial: 727743
- Condition: Bird Ingestion
- Location: Nr 1
- Part time: 53,773 hours, 6,328 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: C, E, R
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012040302068

## Discrepancy

NR 1 ENGINE HIGH VIBRATION, RTFL.  ENGINE EXPERIENCED COMPRESSOR STALL AND WAS SHUTDOWN BY FLIGHT CREW.  NR 1 ENGINE BIRD STRIKE.  DAMAGE TO NOSE COWL. REPLACED NR 1 ENGINE AND INLET COWL.

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