# SDR C2XA11RI013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2011
- Submitted: February 3, 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: 14500819
- Aircraft time: 14,720 hours, 9,101 cycles
- System (JASC): [7732 · Engine Vibration Analyzer](https://openairdocs.org/jasc/7732)
- Part: Accelerometer
- Part number: 23087686
- Condition: Malfunctioned
- Location: Vibration Sys
- 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/C2XA11RI013

## Discrepancy

FLIGHT 6143 - IAD - FLIGHT CREW REPORTED ABNORMAL VIBRATION INDICATION ON ENG NR 1 AFTER TAKEOFF - ALL OTHER INDICATIONS WERE NORMAL.  CREW PERFORMED AIR RETURN AND LANDED SAFELY.  IAD MX REMOVED AND REPLACED NR 1 ENG ACCELEROMETER AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY.  ACFT WAS APPROVED TO RETURN TO SERVICE.

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