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37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
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Departure climbing traffic atx aircraft loses pressure slowly, as in a small leak. Pilot elects to return land after losing all pressure at FL210.
| Attributes | |
| ACN | 361170 |
| Time | |
| Date | 199702 |
| Day | Mon |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | airport : bil |
| State Reference | MT |
| Altitude | msl bound lower : 12000 msl bound upper : 21000 |
| Environment | |
| Flight Conditions | Mixed |
| Light | Dusk |
| Aircraft 1 | |
| Controlling Facilities | artcc : zlc |
| Operator | common carrier : air taxi |
| Make Model Name | Any Unknown or Unlisted Aircraft Manufacturer |
| Operating Under FAR Part | Part 135 |
| Flight Phase | climbout : intermediate altitude cruise other other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air taxi |
| Function | flight crew : single pilot |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 100 flight time total : 7000 flight time type : 3000 |
| ASRS Report | 361170 |
| Person 2 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Qualification | controller : radar |
| Events | |
| Anomaly | aircraft equipment problem : critical other anomaly other |
| Independent Detector | other flight crewa |
| Resolutory Action | other |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Aircraft |
| Air Traffic Incident | other |
Narrative:
During climb off of bil, low whistle (indication of small cabin pressure leak) occurred at 12000 ft, continued through leveloff at FL210. Cabin then lost all pressure. Center was advised and airplane was returned to bil without further trouble.
Original NASA ASRS Text
Title: DEP CLBING TFC ATX ACFT LOSES PRESSURE SLOWLY, AS IN A SMALL LEAK. PLT ELECTS TO RETURN LAND AFTER LOSING ALL PRESSURE AT FL210.
Narrative: DURING CLB OFF OF BIL, LOW WHISTLE (INDICATION OF SMALL CABIN PRESSURE LEAK) OCCURRED AT 12000 FT, CONTINUED THROUGH LEVELOFF AT FL210. CABIN THEN LOST ALL PRESSURE. CTR WAS ADVISED AND AIRPLANE WAS RETURNED TO BIL WITHOUT FURTHER TROUBLE.
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.