# SDR 97UAL900459

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N7463U
- Make and model: Boeing 727222
- Aircraft serial: 21917
- Engine: Pwa JT8D15
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Line
- Condition: Failed
- Location: B-Hyd Syst
- Stage of operation: TX
- Nature of condition: K, J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97UAL900459

## Discrepancy

B-HYDRAULIC SYSTEM PRESSURE AND QUANTITY WENT TO ZERO DURING TAXI.  *S/D*  FOUND ELEVATOR POWER CONTROL UNIT PRESSURE SUPPLY LINE LEAKING.  REPLACED LINE, SERVICED HYDRAULIC SUPPLY AND LEAK CHECKED.

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