# SDR MTNA071410001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2010
- Submitted: July 14, 2010
- Operation: Air carrier
- Aircraft: [N921FX](https://openairdocs.org/aircraft/N921FX), registered now
- Make and model: Aerosp ATR 42-320
- Registry model: [Aerosp ATR 42-320](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-320) (OpenAirDocs)
- Aircraft serial: 319
- Aircraft time: 24,490 hours, 28,171 cycles
- System (JASC): [7931 · Engine Oil Pressure](https://openairdocs.org/jasc/7931)
- Part: Pressure Switch
- Part number: 1156100
- Part serial: 848
- Condition: Defective
- Location: Oil System
- Part time: 3,000 hours, 750 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MTNA071410001

## Discrepancy

THE NR 1 ENGINE OIL PRESSURE WARNING LIGHT ILLUMINATED.  THE CREW ABORTED THE TAKEOFF AND NOTED THAT THE NR 1 OIL PRESSURE GAUGE WAS INDICATING IN THE GREEN.

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