# SDR IPXA2025111341703

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 12, 2025
- Submitted: November 13, 2025
- Operation: Air carrier
- Aircraft: [N570UP](https://openairdocs.org/aircraft/N570UP), registered now
- Make and model: Boeing 747-44AF
- Registry model: [Boeing 747-44AF](https://openairdocs.org/model/boeing-747-44af) (OpenAirDocs)
- Aircraft serial: 35667
- Aircraft time: 65,120 hours, 10,694 cycles
- Engine: Ge CF680C2*
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Oil Consumption
- Location: Nr 4
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2025111341703

## Discrepancy

INFLIGHT SHUTDOWN,  EMERGENCY DECLARED.   DURING CRUISE AT APPROX 3.5 HRS INTO FLT. ENG 4 OIL QTY BEGAN TO DROP FROM 5 QT TO ZERO IN 25 MINS. OIL PRESS WAS NORMAL UNITL AT REACHED ZERO. WHEN OIL PRESS INDICATED RED LINE. ENG WAS SHUT DOWN. PERFORMED ENG RUN CHECK PER MM71-00-00-501, ALL ENG INDICATION NORMAL AND FOUND NO ENG OIL LEAK.

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