# SDR UPS05545561

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 2005
- Submitted: October 7, 2005
- Operation: Air carrier
- Aircraft: [N459UP](https://openairdocs.org/aircraft/N459UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25480
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Line
- Condition: Leaking
- Location: Lt Main Gear
- Stage of operation: AP
- How discovered: O
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS05545561

## Discrepancy

INSPECTION TYPE:N/A ON FINAL APPROACH LEFT HYD QTY EICAS MSG APPEARED WITH GEAR DOWN & FLAPS 20.  LANDED NORMAL WITH FLAPS 20.  CLEARED RUNWAY & UNABLE TO STEER ACFT.  STOPPED FOR TOW.  REMOVED AND REPLACED LEFT MAIN GEAR DOWNLOCK PRESS LINE AND CARRIED OUT LEFT HYD SYS INSP AND TEST PER MM 29-11-00-2 CONDITION NUMBER 1 ALL CHECKS NORMAL.  REPLENISHED LEFT HYD SYS PER MM 12-12-01.  ACCORDING TO THE PILOT EVENT REPORT JUST AFTER THE GEAR HIT THE DOWN & LOCKED POS THE LT HYD SYS LET GO COMPLETELY.

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