# SDR C2XA11CL030

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2011
- Submitted: February 2, 2011
- Operation: Air carrier
- Aircraft: [N11165](https://openairdocs.org/aircraft/N11165), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 1450819
- Aircraft time: 14,720 hours, 9,102 cycles
- System (JASC): [7732 · Engine Vibration Analyzer](https://openairdocs.org/jasc/7732)
- Part: Sensor
- Part number: 23063015
- Part serial: GX80296
- Condition: Faulty
- Location: Nr 1 Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA11CL030

## Discrepancy

IAD FLT 6143 THE CREW REPORTED NR 1 LP VIBRATION ABNORMAL INDICATION AFTER TAKEOFF. THE AIRCRAFT RETURNED AND LANDED WITHOUT INCIDENT.  MAINTENANCE INSPECTED AND REPLACED THE NR1 ENGINE FRONT FRAME VIBRATION SENSOR.  OPERATIONAL CHECKS WERE GOOD.

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