Saturday, October 12, 2013
Pilots Were Arguing Before Agagu's Plane Crashed - Blackbox
Agagu's Plane Crashed - Blackbox
There appeared to be an argument between
the Captain and the First Officer of the
Associated Airline aircraft which crashed on
3 October in Lagos Nigeria and killed 15
people, the aircraft’s black box has revealed.
The readout of the black box ,also known as
Cockpit Voice Recorder, CVR, conducted by
Nigeria’s Accident Investigation Bureau, AIB,
in its Abuja’s laboratory revealed that the
computer onboard the plane sent a warning
message to the Captain, Yakubu Abdulrahman,
shortly before take-off but he ignored it.
The First Officer then suggested to the pilot
to abort take-off but Yakubu Abdulrahman
proceeded and took off.
“The First Officer asked if the take-off
should be aborted approximately 12 seconds
after the ‘eight knots’ callout,” said Captain
Mukhtar Usman, Commissioner Accident
Investigation Bureau,AIB.
AIB said the pilot and the co-pilot discussed
some concerns about the aircraft prior to
departure.
“The crew discussed some concerns about the
aircraft prior to departure but at this time
we are not prepared to elaborate on those
concerns as there remains a lot of work to do
to complete on the CVR analysis in order to
determine the specific nature of the crew’s
concerns,” said AIB Commissioner, Muktar
Usman.
Usman said approximately four seconds after
engine power was advanced to commence the
take-off roll, the crew received an automated
warning from the onboard computer voice
which consisted of three chimes followed by
“take-off flaps…take-off flaps.
“This is a configuration warning that suggests
that the flaps were not in correct position for
take-off. And there is some evidence that the
crew may have chosen not to use the flap for
take-off,” Usman said.
“This warning continued throughout the take-
off roll,” Usman added.
“Approximately three seconds after ‘power is
set’ call, the First Officer noted that the
aircraft was moving slowly.
“At this time we can state that the Right
engine appeared to be producing considerably
less thrust than the left engine. The left
engine appeared to be working normally,”
Usman said.
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