# SDR UIEA2021061701377

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 16, 2021
- Submitted: June 21, 2021
- Operation: Air carrier
- Aircraft: [N663GT](https://openairdocs.org/aircraft/N663GT), registered now
- Make and model: Boeing 767324
- Aircraft serial: 27568
- Aircraft time: 20,419 cycles
- System (JASC): [7732 · Engine Vibration Analyzer](https://openairdocs.org/jasc/7732)
- Part: Monitor
- Condition: Malfunctioned
- Location: Fan Vibration
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2021061701377

## Discrepancy

ON CLIMB OUT OF SJU #2 ENG FAN VIB CLIMB TO 4.3 DECREASED AT LEVEL OFF CRUISE ALT NO VIBS FELT(<P>PER POWERPLANT ENGINEER, READINGS FROM ENG BIB MONITOR SEEM TO BE ERRONEOUS AND INCONSISTANT. UNIT TO BE REPLACED ON LONGER GROUND TIME PER ACTION PLAN. TRANSFERRED #2 ENG VIB MONITOR UNIT TO MDDR # 148709 IAW MEL 77-31-01, CAT C, DUE 27 JUN21.</P> / <P>18JUN21 - LP 1341791 - M2 - MEM - PERFORMED OPS CHECK VIBRATION MONITOR UNIT IAW B767 AMM 77-31-05. OPS CHECK GOOD. THIS CLEARS MDDR 148709, PLAC REMOVED. MCC NOTIFIED.</P>)

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