# SDR DL72S982037

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N477DA](https://openairdocs.org/aircraft/N477DA), registered now
- Make and model: Boeing 727232
- Aircraft serial: 20754
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Condition: Failed
- Location: B Hyd Syst
- Component: AS19570C
- Stage of operation: DE
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL72S982037

## Discrepancy

ON DESCENT, HYD QUANTITY SYSTEM 'B' WENT TO .3 GALLONS AND SLOWLY CONTINUED DOWN.  RAN SYSTEM 'B' FLUID LOSS INOP CHECKLIST.  FOUND NR 2 'B' SYSTEM PUMP LEAKING.  REPLACED SAME, SERVICED RESERVIOR.  PUMP OPS NORMAL.

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