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A B757-200 was dispatched in non compliance with 2 main landing gear wheel bearings installed incorrectly.
| Attributes | |
| ACN | 521203 |
| Time | |
| Date | 200107 |
| Day | Wed |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 0 |
| Aircraft 1 | |
| Controlling Facilities | tower : tul.tower |
| Operator | common carrier : air carrier |
| Make Model Name | B757-200 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : maintenance |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| Qualification | technician : airframe technician : powerplant |
| ASRS Report | 521203 |
| Events | |
| Anomaly | aircraft equipment problem : critical maintenance problem : improper documentation maintenance problem : improper maintenance non adherence : far non adherence : published procedure |
| Resolutory Action | none taken : detected after the fact |
| Consequence | other other |
| Factors | |
| Maintenance | contributing factor : schedule pressure performance deficiency : unqualified personnel performance deficiency : installation performance deficiency : inspection |
| Supplementary | |
| Problem Areas | Maintenance Human Performance Aircraft |
| Primary Problem | Maintenance Human Performance |
Narrative:
2 B757 main wheels came back because I had put an outboard bearing in the inboard side. They were replaced and returned to service. My concern is that if I did 2 there might be more.
Original NASA ASRS Text
Title: A B757-200 WAS DISPATCHED IN NON COMPLIANCE WITH 2 MAIN LNDG GEAR WHEEL BEARINGS INSTALLED INCORRECTLY.
Narrative: 2 B757 MAIN WHEELS CAME BACK BECAUSE I HAD PUT AN OUTBOARD BEARING IN THE INBOARD SIDE. THEY WERE REPLACED AND RETURNED TO SVC. MY CONCERN IS THAT IF I DID 2 THERE MIGHT BE MORE.
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.