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A B757 left engine hydraulic pump low pressure light illuminated so the pump was turned off and because the fluid continued decreasing the electric pump was also turned off to conserve fluid for gear and flap extension. An emergency was declared.
| Attributes | |
| ACN | 992249 |
| Time | |
| Date | 201202 |
| Local Time Of Day | 1201-1800 |
| Place | |
| Locale Reference | ZZZ.ARTCC |
| State Reference | US |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Make Model Name | B757-200 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Cruise |
| Flight Plan | IFR |
| Component | |
| Aircraft Component | Hydraulic System Pump |
| Person 1 | |
| Function | Captain Pilot Flying |
| Qualification | Flight Crew Air Transport Pilot (ATP) |
| Experience | Flight Crew Last 90 Days 80 Flight Crew Total 24000 Flight Crew Type 4000 |
| Events | |
| Anomaly | Aircraft Equipment Problem Critical |
Narrative:
At top of descent the left engine hydraulic pump light came on. Accomplished the checklist. Then noticed left system hydraulic fluid decreasing so turned off left electric pump to save fluid. Declared an emergency at that time. Reviewed alternate flaps and gear extension checklists. Landing flaps and gear extension normal with electric pump. Lost nose steering after exiting runway; towed to gate.
Original NASA ASRS Text
Title: A B757 left engine hydraulic pump low pressure light illuminated so the pump was turned OFF and because the fluid continued decreasing the electric pump was also turned off to conserve fluid for gear and flap extension. An emergency was declared.
Narrative: At top of descent the left engine hydraulic pump light came ON. Accomplished the checklist. Then noticed left system hydraulic fluid decreasing so turned OFF left electric pump to save fluid. Declared an emergency at that time. Reviewed alternate flaps and gear extension checklists. Landing flaps and gear extension normal with electric pump. Lost nose steering after exiting runway; towed to gate.
Data retrieved from NASA's ASRS site as of July 2013 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.