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A B737 crew climbs above their assigned cruise altitude when the PIC, PNF, sets the altitude alerter to their newly assigned descent altitude prior to reaching the 'climb to' altitude.
| Attributes | |
| ACN | 399350 |
| Time | |
| Date | 199804 |
| Day | Sun |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | atc facility : okc |
| State Reference | OK |
| Altitude | msl bound lower : 33000 msl bound upper : 33750 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zfw |
| Operator | common carrier : air carrier |
| Make Model Name | B737 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | climbout : intermediate altitude |
| Route In Use | enroute airway : zfw |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : commercial pilot : instrument |
| Experience | flight time last 90 days : 210 flight time total : 4500 flight time type : 500 |
| ASRS Report | 399350 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 200 flight time total : 10000 flight time type : 10000 |
| ASRS Report | 399760 |
| Events | |
| Anomaly | altitude deviation : overshoot non adherence : clearance non adherence other |
| Independent Detector | other controllera |
| Resolutory Action | controller : issued new clearance other |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
Climbing through FL326, okc cleared us pilot's discretion to FL240. PNF set new altitude prior to autoplt capture of FL330. Aircraft climbed through FL330 and passing FL337 okc cleared us to FL350.
Original NASA ASRS Text
Title: A B737 CREW CLBS ABOVE THEIR ASSIGNED CRUISE ALT WHEN THE PIC, PNF, SETS THE ALT ALERTER TO THEIR NEWLY ASSIGNED DSCNT ALT PRIOR TO REACHING THE 'CLB TO' ALT.
Narrative: CLBING THROUGH FL326, OKC CLRED US PLT'S DISCRETION TO FL240. PNF SET NEW ALT PRIOR TO AUTOPLT CAPTURE OF FL330. ACFT CLBED THROUGH FL330 AND PASSING FL337 OKC CLRED US TO FL350.
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.