# SDR USAA2012051700016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2012
- Submitted: May 17, 2012
- Operation: Air carrier
- Aircraft: [N191UW](https://openairdocs.org/aircraft/N191UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1447
- Aircraft time: 38,896 hours, 14,114 cycles
- Engine: Cfmint CFM565B3P
- System (JASC): [7321 · Fuel Control/Turbine Engines](https://openairdocs.org/jasc/7321)
- Part: Hmu
- Part number: 1348M79P10
- Part serial: WYG98903
- Condition: Malfunctioned
- Location: Lt Engine
- Part time: 34,937 hours, 16,727 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: R
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2012051700016

## Discrepancy

ON TAKEOFF ROLL, LEFT ENGINE NEVER REACHED TAKEOFF POWER.  ABORTED TAKEOFF AT 85 KTS.  MAINTENANCE REMOVED AND REPLACED LEFT HYDROMECHANICAL UNIT IAW AIRBUS MAINTENANCE MANUAL 73-21-10.

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