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Altitude deviation. Overshot altitude during descent. Flight crew troubleshooting landing gear indication problem. First officer and so coording, PF, captain, also became involved and distraction and descended through assigned altitude.
| Attributes | |
| ACN | 341020 |
| Time | |
| Date | 199607 |
| Day | Fri |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | airport : mem |
| State Reference | TN |
| Altitude | msl bound lower : 3600 msl bound upper : 4000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Night |
| Aircraft 1 | |
| Controlling Facilities | tracon : mem |
| Operator | common carrier : air carrier |
| Make Model Name | B727 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | cruise other descent other |
| Route In Use | arrival other arrival star : star enroute airway : mem |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : flight engineer pilot : atp |
| Experience | flight time last 90 days : 120 flight time total : 9000 flight time type : 2000 |
| ASRS Report | 341020 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 90 flight time total : 10000 flight time type : 4000 |
| ASRS Report | 340912 |
| Events | |
| Anomaly | aircraft equipment problem : less severe altitude deviation : overshoot non adherence : clearance other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified other flight crewa |
| Resolutory Action | flight crew : returned to intended course or assigned course |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
While troubleshooting a landing gear indicating problem, captain inadvertently descended below assigned altitude. Altitude alerter went off and immediate correction was made. Assigned 4000 ft, descended to 3600 ft before correcting. Crew concept broke down, assigned PF got involved in troubleshooting and was distraction from his duty.
Original NASA ASRS Text
Title: ALTDEV. OVERSHOT ALT DURING DSCNT. FLC TROUBLESHOOTING LNDG GEAR INDICATION PROB. FO AND SO COORDING, PF, CAPT, ALSO BECAME INVOLVED AND DISTR AND DSNDED THROUGH ASSIGNED ALT.
Narrative: WHILE TROUBLESHOOTING A LNDG GEAR INDICATING PROB, CAPT INADVERTENTLY DSNDED BELOW ASSIGNED ALT. ALT ALERTER WENT OFF AND IMMEDIATE CORRECTION WAS MADE. ASSIGNED 4000 FT, DSNDED TO 3600 FT BEFORE CORRECTING. CREW CONCEPT BROKE DOWN, ASSIGNED PF GOT INVOLVED IN TROUBLESHOOTING AND WAS DISTR FROM HIS DUTY.
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.