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A B777 was dispatched in non compliance with the secondary attitude data reference unit replaced but aircraft not removed from autoland status.
| Attributes | |
| ACN | 605939 |
| Time | |
| Date | 200401 |
| Day | Fri |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 0 |
| Environment | |
| Light | Night |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | B777 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : maintenance |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| ASRS Report | 605939 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| Qualification | technician : powerplant technician : airframe |
| ASRS Report | 605940 |
| Events | |
| Anomaly | aircraft equipment problem : critical maintenance problem : improper maintenance maintenance problem : non compliance with mel maintenance problem : improper documentation non adherence : far non adherence : published procedure |
| Independent Detector | other other : person 3 |
| Resolutory Action | none taken : detected after the fact |
| Consequence | other other |
| Factors | |
| Maintenance | contributing factor : schedule pressure performance deficiency : logbook entry performance deficiency : non compliance with legal requirements |
| Supplementary | |
| Problem Areas | Chart Or Publication Aircraft Maintenance Human Performance |
| Primary Problem | Maintenance Human Performance |
Narrative:
Removed and replaced secondary attitude data reference unit on aircraft using a borrowed part from air carrier X. Inadvertently forgot to downgrade lmp status of aircraft per the gpm.
Original NASA ASRS Text
Title: A B777 WAS DISPATCHED IN NON COMPLIANCE WITH THE SECONDARY ATTITUDE DATA REF UNIT REPLACED BUT ACFT NOT REMOVED FROM AUTOLAND STATUS.
Narrative: REMOVED AND REPLACED SECONDARY ATTITUDE DATA REF UNIT ON ACFT USING A BORROWED PART FROM ACR X. INADVERTENTLY FORGOT TO DOWNGRADE LMP STATUS OF ACFT PER THE GPM.
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.