# SDR UIEA2019032803671

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2019
- Submitted: March 28, 2019
- Operation: Air carrier
- Aircraft: [N1399A](https://openairdocs.org/aircraft/N1399A), registered now
- Make and model: Boeing 767306
- Aircraft serial: 27959
- Aircraft time: 88,542 hours, 16,724 cycles
- System (JASC): [7732 · Engine Vibration Analyzer](https://openairdocs.org/jasc/7732)
- Part: Unknown
- Condition: Vibration
- Location: Nr 1 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: E
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2019032803671

## Discrepancy

INFO TO MX, DURING PERIODS OF HIGH THRUST LEFT ENG FAN VIB INDICATED A VALUE OF 3.4 ABD A/C HAD NOTICABLE AIRFRAME VIBRATION.(<P>ACCOMPLISHED INSPECTION OF #1 ENGINE. NO DEFECTS NOTED AT THIS TIME IAW AMM 71-00-00-935-230.<BR /></P>)

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