# SDR IPXA2016051803543

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2016
- Submitted: May 18, 2016
- Operation: Air carrier
- Aircraft: [N583UP](https://openairdocs.org/aircraft/N583UP), registered now
- Make and model: Boeing 747-4R7F
- Registry model: [Boeing 747-4R7F](https://openairdocs.org/model/boeing-747-4r7f) (OpenAirDocs)
- Aircraft serial: 25867
- Aircraft time: 108,639 hours, 18,499 cycles
- Engine: Ge CF680C2B1F
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Seal
- Condition: Damaged
- Location: Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2016051803543

## Discrepancy

OIL QTY ON NR 2 ENGINE SLOWLY DROPPED.  WHEN THE OIL QTY REACHED ONE QUART, CREW SHUTDOWN ENGINE AS A PRECAUTION.  REPLACED BLOWN SEAL ON THE IN LINE FUEL/OIL HEAT EXCHANGER IAW AMM 79-21-01.  ENGINE RAN FOR 30 MINS WITH NO LEAKS OR QTY LOSS.

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