American B763 at Philadelphia on Nov 13th 2018, loud thud and air rushing noise

Last Update: November 16, 2018 / 22:40:02 GMT/Zulu time

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Incident Facts

Date of incident
Nov 13, 2018

Classification
Incident

Flight number
AA-2665

Aircraft Registration
N388AA

Aircraft Type
Boeing 767-300

ICAO Type Designator
B763

An American Airlines Boeing 767-300, registration N388AA performing flight AA-2665 from Philadelphia,PA to Miami,FL (USA), was climbing through about 9000 feet out of Philadelphia when the crew heard a loud thud followed by sounds of an air rush. The crew continued the climb, at about 13,000 feet the crew noticed the cabin altitude was increasing, an cabin altitude warning occurred. The crew stopped the climb at 15,000 feet and performed a rapid descent to 10,000 feet. The aircraft returned to Philadelphia for a safe landing about 25 minutes after departure.

According to information The Aviation Herald received the aircraft had been dispatched under Minimum Equipment List requirements with the forward equipment overboard exhaust valve inoperative. The valve was supposed to be forced closed for dispatch. Maintenance had attempted to repair the valve without success, and worked the related procedure to disable the valve and pulled the related circuitbreaker, however, did not position the valve into the closed position.

A replacement Boeing 767-300 registration N392AN reached Miami with a delay of 6.5 hours.
Incident Facts

Date of incident
Nov 13, 2018

Classification
Incident

Flight number
AA-2665

Aircraft Registration
N388AA

Aircraft Type
Boeing 767-300

ICAO Type Designator
B763

This article is published under license from Avherald.com. © of text by Avherald.com.
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