# SDR DLL17980041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N769DL](https://openairdocs.org/aircraft/N769DL), registered now
- Make and model: Lkheed 10113853
- Aircraft serial: 193H1218
- Engine: Rroyce RB211524B4
- System (JASC): [7260 · Turbine Engine Accessory Drive](https://openairdocs.org/jasc/7260)
- Part: Bearing
- Condition: Oil Leak
- Location: Nr 1 Engine
- Part time: 56,361 hours
- Stage of operation: CR
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLL17980041

## Discrepancy

NR 1 ENGINE OIL QTY PROGRESSIVELY DROPPED UNTIL REACHING ZERO AFTER 4 HOURS OF FLIGHT, WITH QTY AT ZERO, TEMP AND PRESS AT 104 DEG AND 62 PSI AND STEADY.  REPLACED REAR BEARING COVER AND GASKETS.  NO LEAKS.

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