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A DC9-50 in cruise at FL310 diverted due to a loss of right hydraulic system pressure and quantity caused by a leaking brake hydraulic line.
| Attributes | |
| ACN | 527289 |
| Time | |
| Date | 200110 |
| Day | Mon |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : bis.airport |
| State Reference | ND |
| Altitude | msl single value : 31000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zmp.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | DC-9 50 |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other vortac |
| Flight Phase | cruise : level |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp pilot : flight engineer |
| Experience | flight time last 90 days : 150 flight time total : 12600 flight time type : 7000 |
| ASRS Report | 527289 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : multi engine pilot : commercial pilot : instrument |
| Events | |
| Anomaly | aircraft equipment problem : critical other anomaly other |
| Independent Detector | other flight crewa other flight crewb |
| Resolutory Action | flight crew : diverted to another airport |
| Consequence | other |
| Supplementary | |
| Problem Areas | Aircraft |
| Primary Problem | Aircraft |
Narrative:
During cruise, right hydraulic system pressure and quantity dropped. Pressure eventually went to zero. Unable to restore pressure. Right hydraulic system shut down in accordance with checklist. Uneventful descent/landing at bis, nd. Leak in brake line found after landing.
Original NASA ASRS Text
Title: A DC9-50 IN CRUISE AT FL310 DIVERTED DUE TO A LOSS OF R HYD SYS PRESSURE AND QUANTITY CAUSED BY A LEAKING BRAKE HYD LINE.
Narrative: DURING CRUISE, R HYD SYS PRESSURE AND QUANTITY DROPPED. PRESSURE EVENTUALLY WENT TO ZERO. UNABLE TO RESTORE PRESSURE. R HYD SYS SHUT DOWN IN ACCORDANCE WITH CHKLIST. UNEVENTFUL DSCNT/LNDG AT BIS, ND. LEAK IN BRAKE LINE FOUND AFTER LNDG.
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.