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MD80 crew lost control of cabin pressurization. The cabin altitude warning system activated. The masks were not deployed. Aircraft descended from FL300 to FL270. Cabin pressurization recovered. Flight continued to destination.
| Attributes | |
| ACN | 407612 |
| Time | |
| Date | 199807 |
| Day | Tue |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | atc facility : lvs |
| State Reference | NM |
| Altitude | msl bound lower : 27000 msl bound upper : 30000 |
| Environment | |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zab |
| Operator | common carrier : air carrier |
| Make Model Name | MD-80 Super 80 |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | Other |
| Flight Phase | cruise other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| ASRS Report | 407612 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : instrument pilot : commercial |
| ASRS Report | 407487 |
| Events | |
| Anomaly | aircraft equipment problem : critical other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified other flight crewa |
| Resolutory Action | controller : issued new clearance other |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | other |
Narrative:
During climb to FL310 at about FL300 the cabin high altitude light came on, called ATC and descended to FL270. System returned to normal. Continued to ord without further problems.
Original NASA ASRS Text
Title: MD80 CREW LOST CTL OF CABIN PRESSURIZATION. THE CABIN ALT WARNING SYS ACTIVATED. THE MASKS WERE NOT DEPLOYED. ACFT DSNDED FROM FL300 TO FL270. CABIN PRESSURIZATION RECOVERED. FLT CONTINUED TO DEST.
Narrative: DURING CLB TO FL310 AT ABOUT FL300 THE CABIN HIGH ALT LIGHT CAME ON, CALLED ATC AND DSNDED TO FL270. SYS RETURNED TO NORMAL. CONTINUED TO ORD WITHOUT FURTHER PROBS.
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.