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A B757-200 cleaner reports, while covering the cockpit windows for washing the aircraft, lift vehicle struck and damaged the angle of attack sensor.
| Attributes | |
| ACN | 597474 |
| Time | |
| Date | 200310 |
| Day | Tue |
| 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 | B757 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : parked ground : maintenance |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | other personnel other |
| ASRS Report | 597474 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | oversight : supervisor |
| Events | |
| Anomaly | aircraft equipment problem : critical maintenance problem : improper maintenance non adherence : published procedure non adherence : far |
| Independent Detector | other other : person 1 |
| Resolutory Action | none taken : detected after the fact |
| Consequence | other other other |
| Factors | |
| Maintenance | contributing factor : schedule pressure performance deficiency : scheduled maintenance performance deficiency : non compliance with legal requirements |
| Supplementary | |
| Problem Areas | Aircraft Maintenance Human Performance |
| Primary Problem | Maintenance Human Performance |
Narrative:
I was covering the windows of aircraft X in preparation of a wash and inadvertently bumped the r-hand aoa (angle of attack) sensor of aircraft causing it to crack and break.
Original NASA ASRS Text
Title: A B757-200 CLEANER RPTS, WHILE COVERING THE COCKPIT WINDOWS FOR WASHING THE ACFT, LIFT VEHICLE STRUCK AND DAMAGED THE ANGLE OF ATTACK SENSOR.
Narrative: I WAS COVERING THE WINDOWS OF ACFT X IN PREPARATION OF A WASH AND INADVERTENTLY BUMPED THE R-HAND AOA (ANGLE OF ATTACK) SENSOR OF ACFT CAUSING IT TO CRACK AND BREAK.
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.