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B737 pressurization fails, masks deploy and crew returns to departure airport with only minor discomfort to passenger.
| Attributes | |
| ACN | 443539 |
| Time | |
| Date | 199907 |
| Day | Tue |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : dca.airport |
| State Reference | DC |
| Altitude | msl bound lower : 18000 msl bound upper : 19000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zdc.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | B737-400 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | climbout : intermediate altitude |
| Route In Use | departure other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : multi engine pilot : atp |
| Experience | flight time last 90 days : 188 flight time total : 16323 flight time type : 2954 |
| ASRS Report | 443539 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : multi engine pilot : instrument pilot : commercial |
| Events | |
| Anomaly | aircraft equipment problem : critical other anomaly other other spatial deviation |
| Resolutory Action | controller : issued new clearance flight crew : declared emergency flight crew : landed as precaution |
| Consequence | other |
| Supplementary | |
| Problem Areas | Aircraft |
| Primary Problem | Aircraft |
Narrative:
Cabin pressurization failure. Started descent, returned to dca. No injuries, minor discomforts. Oxygen masks deployed. Landed normally.
Original NASA ASRS Text
Title: B737 PRESSURIZATION FAILS, MASKS DEPLOY AND CREW RETURNS TO DEP ARPT WITH ONLY MINOR DISCOMFORT TO PAX.
Narrative: CABIN PRESSURIZATION FAILURE. STARTED DSCNT, RETURNED TO DCA. NO INJURIES, MINOR DISCOMFORTS. OXYGEN MASKS DEPLOYED. LANDED NORMALLY.
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.