# SDR 2000UALA00274

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 19, 2000
- Submitted: October 4, 2000
- Operation: Air carrier
- Aircraft: N552UA
- Make and model: Boeing 757222
- Aircraft serial: 26641
- Aircraft time: 31,191 hours, 9,345 cycles
- Engine: Pwa PW2037
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hose
- Part number: AS1160400134
- Condition: Ruptured
- Location: Hyd System
- Stage of operation: NR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2000UALA00274

## Discrepancy

LANDED IN DEN UNDER AMBER ALERT DUE TO HYDRAULIC SYSTEM FAILURE.  *S/D*  AIRCRAFT EXPERIENCED A COMPLETE LEFT SYSTEM HYDRAULIC LOSS WHEN THE RT MLG PRESSURE HOSE FOR THE UPLOCK ACTUATOR RUPTURED.  REPLACED HOSE.

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