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A B757-200 was dispatched in non compliance with the left generator deferred as inoperative per the MEL. Special procedure to disconnect the integrated drive generator not accomplished.
| Attributes | |
| ACN | 633391 |
| Time | |
| Date | 200410 |
| Day | Fri |
| 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 | tower : hpn.tower |
| Operator | common carrier : air carrier |
| Make Model Name | B757-200 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : maintenance ground : preflight |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| ASRS Report | 633391 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| ASRS Report | 633569 |
| Events | |
| Anomaly | aircraft equipment problem : critical maintenance problem : improper maintenance maintenance problem : non compliance with mel non adherence : published procedure non adherence : far |
| Independent Detector | aircraft equipment other aircraft equipment : left generator freq ind other flight crewa other flight crewb |
| Resolutory Action | none taken : detected after the fact |
| Consequence | other other |
| Factors | |
| Maintenance | contributing factor : schedule pressure contributing factor : manuals performance deficiency : non compliance with legal requirements performance deficiency : logbook entry |
| Supplementary | |
| Problem Areas | Maintenance Human Performance Aircraft Flight Crew Human Performance |
| Primary Problem | Maintenance Human Performance |
Narrative:
The left generator was on a placard. MEL 24-1 required the respective idg to be disconnected. We noticed in-flight that it was not. We made the appropriate write-up in the maintenance logbook.
Original NASA ASRS Text
Title: A B757-200 WAS DISPATCHED IN NON COMPLIANCE WITH THE L GENERATOR DEFERRED AS INOP PER THE MEL. SPECIAL PROC TO DISCONNECT THE INTEGRATED DRIVE GENERATOR NOT ACCOMPLISHED.
Narrative: THE L GENERATOR WAS ON A PLACARD. MEL 24-1 REQUIRED THE RESPECTIVE IDG TO BE DISCONNECTED. WE NOTICED INFLT THAT IT WAS NOT. WE MADE THE APPROPRIATE WRITE-UP IN THE MAINT LOGBOOK.
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.