 |
37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
|
A B737-300 was dispatched in non compliance in autoland status after work accomplished on autoland components by an unqualified technician.
| Attributes | |
| ACN | 528129 |
| Time | |
| Date | 200110 |
| Day | Mon |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 0 |
| Environment | |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zid.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | B737-300 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : maintenance ground : parked |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | other personnel other oversight : supervisor |
| Qualification | technician : airframe technician : powerplant |
| ASRS Report | 528129 |
| Person 2 | |
| Affiliation | other |
| Function | maintenance : technician |
| Events | |
| Anomaly | aircraft equipment problem : critical maintenance problem : improper maintenance maintenance problem : improper documentation non adherence : published procedure non adherence : far |
| Independent Detector | other other : person 3 |
| Resolutory Action | none taken : detected after the fact |
| Consequence | other |
| Factors | |
| Maintenance | performance deficiency : logbook entry performance deficiency : non compliance with legal requirements performance deficiency : unqualified personnel performance deficiency : testing |
| Supplementary | |
| Problem Areas | Aircraft Maintenance Human Performance |
| Primary Problem | Maintenance Human Performance |
Narrative:
Computer flag in first officer's ADI. Contract mechanic reset 'B' flight control computer circuit breakers and reracked #2 air data computer. I failed to downgrade the hgs [autoland system]. After the #2 air data computer was reracked, ZZZ maintenance recertified hgs system that night.
Original NASA ASRS Text
Title: A B737-300 WAS DISPATCHED IN NON COMPLIANCE IN AUTOLAND STATUS AFTER WORK ACCOMPLISHED ON AUTOLAND COMPONENTS BY AN UNQUALIFIED TECHNICIAN.
Narrative: COMPUTER FLAG IN FO'S ADI. CONTRACT MECH RESET 'B' FLT CTL COMPUTER CIRCUIT BREAKERS AND RERACKED #2 ADC. I FAILED TO DOWNGRADE THE HGS [AUTOLAND SYS]. AFTER THE #2 ADC WAS RERACKED, ZZZ MAINT RECERTIFIED HGS SYS THAT NIGHT.
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.