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B757 flight crew experiences a left hydraulic qty status message in cruise followed shortly by a left hydraulic engine pump status message. The left engine pump is turned off in compliance with left hydraulic engine pump QRH procedure. Soon after a left hydraulic system press status message appears and the left electric pump is turned off. The crew elects to continue to destination. Prior to landing the ptu fails requiring alternate gear extension and electric flap extension using the alternate switches.
| Attributes | |
| ACN | 1092821 |
| Time | |
| Date | 201306 |
| Local Time Of Day | 1201-1800 |
| Place | |
| Locale Reference | ZZZ.ARTCC |
| State Reference | US |
| Environment | |
| Flight Conditions | VMC |
| Aircraft 1 | |
| Make Model Name | B757 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Cruise |
| Flight Plan | IFR |
| Component | |
| Aircraft Component | Hydraulic Fluid |
| Person 1 | |
| Function | Captain Pilot Not Flying |
| Experience | Flight Crew Last 90 Days 200 Flight Crew Total 25000 Flight Crew Type 8800 |
| Person 2 | |
| Function | Pilot Flying First Officer |
| Experience | Flight Crew Last 90 Days 151.5 Flight Crew Total 4700 Flight Crew Type 171 |
| Events | |
| Anomaly | Aircraft Equipment Problem Less Severe |
Narrative:
Left hydraulic quantity decreased to 0.17. Quantity stable with engine pump depressurized and electric pump off. QRH was complied with appropriate actions. [We] discussed situation with dispatch and maintenance control. [We] continued to destination; briefed flight attendants and passengers. Declared an emergency and coordinated for emergency response and tow in tug. [We] landed uneventfully.
Original NASA ASRS Text
Title: B757 flight crew experiences a L HYD QTY status message in cruise followed shortly by a L HYD ENG PUMP status message. The left engine pump is turned off in compliance with L HYD ENG PUMP QRH procedure. Soon after a L HYD SYS PRESS status message appears and the left electric pump is turned off. The crew elects to continue to destination. Prior to landing the PTU fails requiring alternate gear extension and electric flap extension using the alternate switches.
Narrative: Left hydraulic quantity decreased to 0.17. Quantity stable with engine pump depressurized and electric pump off. QRH was complied with appropriate actions. [We] discussed situation with Dispatch and Maintenance Control. [We] continued to destination; briefed flight attendants and passengers. Declared an emergency and coordinated for emergency response and tow in tug. [We] landed uneventfully.
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.