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An air carrier large transport crew had a hydraulic failure. They dumped fuel and returned to their origination point.
| Attributes | |
| ACN | 235110 |
| Time | |
| Date | 199302 |
| Day | Thu |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | airport : msp |
| State Reference | MN |
| Altitude | msl bound lower : 24000 msl bound upper : 24000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Night |
| Aircraft 1 | |
| Controlling Facilities | artcc : zmp |
| Operator | common carrier : air carrier |
| Make Model Name | Large Transport, Low Wing, 3 Turbojet Eng |
| Flight Phase | climbout : intermediate altitude |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 180 flight time total : 5000 flight time type : 2500 |
| ASRS Report | 235110 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : second officer |
| Qualification | pilot : atp pilot : flight engineer |
| Experience | flight time last 90 days : 200 flight time total : 5900 flight time type : 2900 |
| ASRS Report | 235116 |
| Events | |
| Anomaly | aircraft equipment problem : critical other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified other flight crewa |
| Resolutory Action | flight crew : declared emergency flight crew : overcame equipment problem flight crew : exited adverse environment other |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Aircraft |
Narrative:
On climb out passing through 24000 ft, hydraulic engine pump #1 low pressure light illuminated, quantity noted at 0 gallons then #2 pump light illuminated. Performed procedures for system 'a' failure without incident. Company/ATC informed with return to msp and emergency declared. Dumped fuel for landing without incident on runway 11R.
Original NASA ASRS Text
Title: AN ACR LGT CREW HAD A HYD FAILURE. THEY DUMPED FUEL AND RETURNED TO THEIR ORIGINATION POINT.
Narrative: ON CLBOUT PASSING THROUGH 24000 FT, HYD ENG PUMP #1 LOW PRESSURE LIGHT ILLUMINATED, QUANTITY NOTED AT 0 GALLONS THEN #2 PUMP LIGHT ILLUMINATED. PERFORMED PROCS FOR SYS 'A' FAILURE WITHOUT INCIDENT. COMPANY/ATC INFORMED WITH RETURN TO MSP AND EMER DECLARED. DUMPED FUEL FOR LNDG WITHOUT INCIDENT ON RWY 11R.
Data retrieved from NASA's ASRS site as of July 2007 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.