# SDR TWAA9800901

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N53110
- Make and model: Boeing 747131
- Aircraft serial: 19676
- Engine: Pwa JT9D7AH
- System (JASC): [7260 · Turbine Engine Accessory Drive](https://openairdocs.org/jasc/7260)
- Part: Gear Box
- Part number: 745450001
- Condition: Failed
- Location: Nr 2 Engine
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TWAA9800901

## Discrepancy

FCO - FLT 883 - DURING CRUISE, NR 2 ENGINE OIL PRESS SLOWLY WENT TO ZERO.  SHUT DOWN THE ENGINE.  REPLACED OIL PUMP MGR P/N 804659-1 AND GEAR BOX MFG P/N 746450-001.  (M)

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