# SDR ABXA9500641

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 1, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N911AX](https://openairdocs.org/aircraft/N911AX), registered now
- Make and model: Nihon YS-11A-500
- Registry model: [Nihon YS-11A-500](https://openairdocs.org/model/nihon-ys-11a-500) (OpenAirDocs)
- Aircraft serial: 2051
- Engine: Rroyce DART54210K
- System (JASC): [7921 · Engine Oil Cooler](https://openairdocs.org/jasc/7921)
- Part: Oil Cooler
- Part number: RU20447A
- Condition: Cracked
- Location: Nr 1 Engine
- Part time: 752 hours
- Component: Rroyce, 54210K
- Stage of operation: CR
- Nature of condition: K, J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA9500641

## Discrepancy

NR 1 ENGINE INFLIGHT SHUTDOWN DUE TO LOW OIL PRESSURE, 6 TO 10 PSI.  MAINTENANCE FOUND THE NR 1 OIL COOLER LEAKING, CRACKED.  REPLACED OIL COOLER IAW ROLLS ROYCE MM 79-20-1.  REPLACED NR 1 ENGINE IAW ABX WORK CARD 7202.  OPS AND LEAK CHECKED GOOD.

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