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A B767-300 incurred damage to the left engine cowling when the thrust reverser cowling was closed out of sequence.
| Attributes | |
| ACN | 429217 |
| Time | |
| Date | 199902 |
| Day | Sun |
| Local Time Of Day | 0001 To 0600 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 0 |
| Environment | |
| Light | Dawn |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | B767-300 and 300 ER |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : maintenance ground : parked |
| Flight Plan | None |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| Qualification | technician : airframe technician : powerplant |
| ASRS Report | 429217 |
| Events | |
| Anomaly | aircraft equipment problem : critical maintenance problem : improper maintenance non adherence : published procedure |
| Independent Detector | other other : mech1 |
| Resolutory Action | none taken : detected after the fact |
| Consequence | other other |
| Factors | |
| Maintenance | contributing factor : schedule pressure performance deficiency : repair performance deficiency : unqualified personnel |
| Supplementary | |
| Problem Areas | Maintenance Human Performance |
| Primary Problem | Maintenance Human Performance |
Narrative:
During engine close-up, I was following procedures previously trained for a B767-200 not realizing it was a different model. During close-up of left engine, I inadvertently closed thrust reverser cowling out of sequence causing damage.
Original NASA ASRS Text
Title: A B767-300 INCURRED DAMAGE TO THE L ENG COWLING WHEN THE THRUST REVERSER COWLING WAS CLOSED OUT OF SEQUENCE.
Narrative: DURING ENG CLOSE-UP, I WAS FOLLOWING PROCS PREVIOUSLY TRAINED FOR A B767-200 NOT REALIZING IT WAS A DIFFERENT MODEL. DURING CLOSE-UP OF L ENG, I INADVERTENTLY CLOSED THRUST REVERSER COWLING OUT OF SEQUENCE CAUSING DAMAGE.
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.