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Pilot commanded premature flap retraction causes stick shaker, near stall and automatic slat extension.
| Attributes | |
| ACN | 128560 |
| Time | |
| Date | 198911 |
| Day | Sun |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : jfk |
| State Reference | NY |
| Altitude | agl bound lower : 500 agl bound upper : 500 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tower : jfk |
| Operator | common carrier : air carrier |
| Make Model Name | Widebody Transport |
| Navigation In Use | Other |
| Flight Phase | climbout : initial |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 210 flight time total : 24000 flight time type : 6000 |
| ASRS Report | 128560 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : commercial pilot : instrument |
| Experience | flight time last 90 days : 250 flight time total : 4000 flight time type : 250 |
| ASRS Report | 128574 |
| Events | |
| Anomaly | other anomaly other |
| Independent Detector | other flight crewa |
| Resolutory Action | flight crew : regained aircraft control |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
Premature retraction of slats on takeoff resulted in stick shake and automatic slat extension. We continued normal takeoff profile.
Original NASA ASRS Text
Title: PLT COMMANDED PREMATURE FLAP RETRACTION CAUSES STICK SHAKER, NEAR STALL AND AUTO SLAT EXTENSION.
Narrative: PREMATURE RETRACTION OF SLATS ON TKOF RESULTED IN STICK SHAKE AND AUTO SLAT EXTENSION. WE CONTINUED NORMAL TKOF PROFILE.
Data retrieved from NASA's ASRS site as of August 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.