A B757-200 was dispatched with the wrong aft cargo system fan deferred; the aft cargo heat fan failed, but the aft cargo smoke detector fan was deferred in error.
Synopsis
A B757-200 was dispatched with the wrong aft cargo system fan deferred; the aft cargo heat fan failed, but the aft cargo smoke detector fan was deferred in error.
Narrative
Rewritten in plain English from NASA’s original all-caps telegraphic report — facts, figures, and terminology preserved.
Aircraft XYZ; December 10, 1998; flight ZYZ; used wrong MEL number. Used XX-YY-ZZ aft detector fan message; should have used ZZ-YY-ZZ aft cargo fan message.
I was at fault; I knew better, I let myself get in a hurry.
Show the original NASA report (verbatim, telegraphic)
ACFT XYZ; DEC/XA/98; FLT ZYZ; USED WRONG MEL NUMBER. USED XX-YY-ZZ AFT DETECTOR FAN MESSAGE; SHOULD HAVE USED ZZ- YY-ZZ AFT CARGO FAN MESSAGE. I WAS AT FAULT; I KNEW BETTER I LET MYSELF GET IN A HURRY.
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Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.