# SDR S8A2008F00002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 6, 2008
- Submitted: July 16, 2008
- Operation: Air carrier
- Aircraft: [N29NW](https://openairdocs.org/aircraft/N29NW), registered now
- Make and model: Lear 55LEAR
- Aircraft serial: 029
- Engine: Garrtt TFE731*
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: O-Ring
- Part number: M632481117
- Condition: Broken
- Location: Lt Eng Dip Stick
- Stage of operation: DE
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/S8A2008F00002

## Discrepancy

ON INITIAL DECENT, FLIGHT CREW NOTED A LOW INDICATION ON THE OIL PRESSURE GAGE FOLLOWED BY A LOW OIL PRESSURE LIGHT ON NR 1 ENGINE.  THE FLIGHT CREW ELECTED TO SHUTDOWN THE LT ENGINE AND AN UNEVENTFUL LANDING WAS MADE WITH NO INJURIES TO PASSENGERS.  CARRIER CONTRACT FOR INSPECTION AND MAINTENANCE, FOUND A DEFECTIVE O-RING ON LT ENGINE OIL DIP STICK.  REMOVED AND REPLACED O-RING, SERVICED OIL AND PERFORMED A GROUND ENGINE RUN WITH NO DISCREPANCIES OR LEAKS NOTED. RETURNED AC TO SERVICE WITH NO ISSUES NOTED, REF NR 1 ENGINE OIL PRESSURE.  (K)

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