# SDR UPS06548203

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2006
- Submitted: October 9, 2006
- Operation: Air carrier
- Aircraft: [N458UP](https://openairdocs.org/aircraft/N458UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25479
- Engine: Rroyce RB211535E4
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Vibration
- Location: Nr 1
- Stage of operation: CR
- How discovered: O
- Nature of condition: E, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS06548203

## Discrepancy

AT FL370 HAD IND OF HI N1 VIBRATION ON NR 1 ENG 2.6 VIB IND.  DESCENDED TO FL260.  IND'S WERE IN NORMAL RANGE AT THIS ALT DIVERSION WAS DETERMINED TO BE BEST COURSE OF ACTION.

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