# SDR DHL97707002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N707DH](https://openairdocs.org/aircraft/N707DH), registered now
- Make and model: Boeing 727-22
- Registry model: [Boeing 727-22](https://openairdocs.org/model/boeing-727-22) (OpenAirDocs)
- Aircraft serial: 18321
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hose
- Part number: AE2460010H0240
- Condition: Failed
- Location: Hyd B-System
- Stage of operation: DE
- Nature of condition: K, J
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL97707002

## Discrepancy

ON DESCENT, S/O NOTED ILLUMINATION OF THE NR 1 B-HYDRAULIC ELECTRIC PUMP LIGHT.  SHORTLY AFTERWARD, B-SYSTEM QTY BEGAN DROPPING AND WAS AT 0 BY LANDING.  UPON LOWERING OF LANDING GEAR, A-SYSTEM QTY SLOWLY DROPPED.  THEREAFTER, A-SYSTEM AND BRAKE PRESSURE REMAINED NORMAL.  A QTY AT 2.4 GAL.  FOUND B-SYSTEM HYDRAULIC LINE FAILURE.  LINE WAS REPLACED AND HYDRAULICS SERVICED.  NO FURTHER LEAKS WERE NOTED DURING OPERATIONAL CHECKS.

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